Bolthole Index

Lyon County, Nevada

Building permits, zoning and land rules in Lyon County, Nevada

35Index Score / 100
#11 of 17 in Nevada

Unincorporated Lyon County, Nevada requires permits for most new construction, repairs and remodeling, and Title 15 controls land use and zoning12. A home without community sewer needs its own approved septic system, while motor homes, travel trailers and RV-classified tiny homes cannot be used as residences345.

At a glance

Building permit
Required for most new construction, repairs and remodeling1
Zoning
Yes, under Title 15 in unincorporated Lyon County2
Septic permit
Required for a dwelling not connected to community sewer3
Owner-builder
Available for a home built for the owner's occupancy, with conditions6
RV residence
Not permitted in unincorporated Lyon County4
Tiny home
An RV-classified tiny home cannot be used as a residence5
Manufactured home
Allowed with county permits and zoning, age, size and placement conditions7

Who to call

Building permits

Lyon County Community Development Department, Building Division

Building permits and inspections for Lyon County, including unincorporated land

(775) 463-6591

[email protected]

Planning & zoning

Lyon County Community Development Department, Planning Division

Zoning district lookups, zoning permits and land-use/development-code applications for unincorporated Lyon County

(775) 463-6592

[email protected]

27 S. Main Street, Yerington, NV 89447

Septic permits

Nevada Division of Environmental Protection, Bureau of Water Pollution Control (OSDS Program)

Large-capacity and commercial onsite sewage disposal system (OSDS) permits statewide; this program does not cover a standard single-family septic system

(775) 687-9418

901 S. Stewart St., Ste. 4001, Carson City, NV 89701

Roads & driveways

Lyon County Roads Division, Road Yard – Southern Lyon County

County road maintenance and encroachment permits for work in a county road right-of-way, including new driveway access

(775) 463-6551

18 Highway 95A North, Yerington, NV 89447

Contact details are copied from each office’s official page and were checked against it on September 29, 2026.

Do you need a building permit in Lyon County, Nevada?

Unincorporated Lyon County requires permits for most new construction, repairs and remodeling on residential lots1. Fences may be exempt subject to height limits, and a detached accessory structure under 200 square feet may be exempt only when it has no electrical or plumbing work1. The county's adopted building codes include the 2024 ICC family, the 2023 electrical code, and 2024 plumbing, mechanical and local amendment packages, effective in 20268. An owner may apply as an owner-builder for a residential structure intended for personal occupancy, but must submit the signed affidavit, directly supervise construction and avoid unlicensed subcontractors6.

Who is the Lyon County building department, and how do you reach it?

The Lyon County Community Development Department's Building Division handles building permits and inspections; call (775) 463-6591 or email [email protected]9. The public counter operates Monday through Friday and closes at 4:00 p.m.9. Inspection requests must reach the Yerington office by 4:00 p.m. on the preceding working day, and Monday inspections must be requested by Friday10. Keep the approved plans, permit card and earlier inspection reports at the job site, because incomplete work can trigger an $80 recall fee10. For parcel zoning and land-use questions, contact the Planning Division at (775) 463-6592 or [email protected]11.

Does Lyon County have zoning?

Unincorporated Lyon County is regulated under Title 15, the consolidated Land Use and Development Code that replaced the county's earlier zoning, land-division, floodplain, mobile-home and recreational-vehicle provisions2. Title 15 establishes zoning districts with permitted uses and performance requirements that vary by location and character district12. Ask the Planning Division to identify the parcel's district and applicable uses before choosing a house type or siting improvements11. Lyon County's complete district-specific minimum lot sizes, setbacks, height limits and lot-coverage limits could not be confirmed here, so those figures should come from the Planning Division for the specific parcel.

How do septic permits work in Lyon County?

Every Lyon County dwelling that is not connected to community sewer must have its own individual sewage disposal system, and approval is required before that system is built, altered or extended313. Nevada environmental-health rules apply, the county guide names the Lyon County Building Department as the local program contact, and applications are directed through the state online system14. A building application also needs water and sewer arrangements documented through items such as a utility will-serve letter, well-driller contract, septic application with perc-test data or proof of existing service15. Only about 9.3% of Lyon County soils lack severe limits for a conventional drain field, so make the site evaluation an early feasibility step16. The available material does not confirm a universal septic-inspection requirement; ask the Building Division what inspections apply to the proposed system.

Can you live in an RV or tiny home on your land in Lyon County?

Motor homes, travel trailers and recreational vehicles are not permitted as residences in unincorporated Lyon County4. Lyon County likewise does not permit a tiny home classified as a recreational vehicle to be used as a residence; that rule does not by itself answer the treatment of a code-compliant tiny house5. Manufactured homes follow a separate path: permits are required before delivery to the lot, and placement is generally possible in most residential districts when the home meets the county's age, federal-certification, size and placement conditions7. A manufactured home generally must contain more than one section and provide at least 1,200 square feet, although a minor administrative variance may be available7. Ask Planning about temporary camping and any proposed code-compliant tiny house, because those parcel-specific answers could not be confirmed here11.

Building a home in Lyon County: the steps, in order

  1. Ask the Planning Division for the parcel's zoning district, permitted residential use and applicable development standards1211.
  2. Establish water and wastewater service before filing; Lyon County will not accept the application until those provisions are addressed15.
  3. Assemble complete plans, calculations, site information and supporting approvals; paper applications go to the counter, while online applications require a separate PDF for each required document17.
  4. Submit the building application to the Building Division, including the signed affidavit if applying as an owner-builder176.
  5. Obtain septic approval if the dwelling will not connect to community sewer3.
  6. Ask Lyon County Roads or NDOT whether access from a county road or state highway needs an encroachment permit18.
  7. Schedule each building inspection by the county's preceding-workday deadline and keep approved documents on site10.

What should you check before buying land in Lyon County?

Confirm the zoning district, allowed dwelling type and development standards with the Planning Division before treating rural acreage as buildable1211. Verify legal access and ask whether a county or state road-encroachment permit will be needed for the driveway18. Test wastewater feasibility early: only about 9.3% of Lyon County soils lack severe limits for a conventional drain field16. Lyon County averages about 8 inches of precipitation a year and has experienced severe drought in roughly 46.3% of recent years, making the proposed water supply a central due-diligence question1920. Federal land accounts for about 65.9% of the county, so verify parcel boundaries, easements and legal access where public and private holdings meet21. Typical countywide carrying-cost benchmarks are a 0.5% effective property-tax rate, a $1,585 median annual tax bill and about $1,013 a year for home insurance222324.

Watch-outs

  • Lyon County will not accept a residential building application until water and sewer service provisions are documented15.
  • An RV or travel trailer cannot be used as a residence in unincorporated Lyon County4.
  • A manufactured home needs county permits before it is brought onto the lot7.

Sources

  1. Building Permits on Residential Lots, quoted and re-checked
  2. Title 15, Land Use and Development Code, quoted and re-checked
  3. Individual Sewage Disposal Systems Guide, quoted and re-checked
  4. Manufactured Homes in Lyon County, quoted and re-checked
  5. Manufactured Homes in Lyon County, quoted and re-checked
  6. Owner Builder Affidavit, quoted and re-checked
  7. Manufactured Homes in Lyon County, quoted and re-checked
  8. Building, quoted and re-checked
  9. Lyon County Community Development Department, Building Division (lyon-county.org)
  10. Purpose of Building Inspections, quoted and re-checked
  11. Lyon County Community Development Department, Planning Division (lyon-county.org)
  12. Title 15, Land Use and Development Code, quoted and re-checked
  13. Individual Sewage Disposal Systems Guide, quoted and re-checked
  14. Individual Sewage Disposal Systems Guide, quoted and re-checked
  15. Building Permits on Residential Lots, quoted and re-checked
  16. Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
  17. Building Permits on Residential Lots, quoted and re-checked
  18. Building Permits on Residential Lots, quoted and re-checked
  19. Annual precipitation: Bolthole Index county data
  20. Share of years in severe drought: Bolthole Index county data
  21. Federal land share: Bolthole Index county data
  22. Effective property tax rate: Bolthole Index county data
  23. Median property tax bill: Bolthole Index county data
  24. Typical home insurance premium: Bolthole Index county data

Written September 29, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.

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County locator

Lyon County in Nevada

35
County map
Lyon County highlighted among the Nevada counties · colored by Index score

How Lyon County scores

Seclusion65100% ev.
Self-Sufficiency1398% ev.
Admin Boringness44100% ev.
Durability31100% ev.
Property Autonomy94100% ev.
Carry Cost84100% ev.

Evidence strength: 99%. This reports direct-source completeness and fallback use; it is separate from the score and is not a confidence interval. How it works →

$420kTypical home
0.5%Property tax
$3,107Land / acre
8"Annual rain
46.3% of yrsSevere drought
10.9 / yr (+9.6)Mid-century 100°F days
49.2 daysMid-century dry spell
0.92" (+8.2%)Mid-century 1-day rain
1.09×Wildfire change factor
100%Forward climate coverage
$1,013Home insurance / yr
1.4% / yrInsurance growth
0.65%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
541,700People within 2 hr
4,179Radius comparison (15 mi)
31.2People / sq mi
65.9%Federal land
59.6%Land at 15% slope or less
9.3%Septic soil without severe limits
115,531 acWorkable land screen
8.6%Wooded land
10.1 tonsBiomass / forest ac
51.5°FAvg temp

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Answers from the rulebook for Lyon County

What the ordinances and state agencies actually say — one answer per question, each quoted from the official source and independently re-checked.

Lyon County rules

  • Building permitRequired

    New construction, repair, and remodeling of buildings or structures on residential lots in unincorporated Lyon County.

    • Exceptions include fences, subject to height limitations, and detached accessory structures under 200 square feet with no electric or plumbing.
    • Applications require water/sewer provisions and may require floodplain, grading, road-encroachment, fire-district, and utility approvals.

    detached accessory structure threshold: < 200 sq ft (must have no electric or plumbing)

    “Generally, all new construction, repair or remodeling of buildings or structures on residential lots will require permits from the Building Dept. Exceptions include fences (call for height limitations) and a detached accessory structure less than 200 SF with no electric or plumbing.”
  • Building code adoptedAdopted (with conditions)

    Building-code enforcement by Lyon County Building Department.

    • The listed codes are effective January 1, 2026.
    • Adopted codes include 2024 ICC building codes, 2023 NEC, 2024 Uniform Mechanical Code, 2024 Uniform Plumbing Code, 2024 Northern Nevada ICC Amendments, and 2024 Lyon County Amendments.

    effective date: 2026-01-01

    “The Lyon County Board of Commissioners on August 7, 2025 approved Bill 25-04, an ordinance amending Lyon County Code Title 15, Chapter 239, Sections 1, 2, and 5, thereby adopting the following codes, effective January 1, 2026:”
  • InspectionsRequired

    Inspections for Lyon County building permits.

    • Inspection requests must be received by 4:00 p.m. on the working day before the requested inspection.
    • Approved plans, permit card, and previous inspection reports must be at the job site.
    • A recall fee may apply for incomplete work.

    inspection request deadline: 4:00 p.m. working day before inspection (Monday inspections requested by Friday) · recall fee: 80 USD (currently stated fee)

    “All requests for inspections must be received in the Yerington office NO LATER THAN 4:00 p.m. of the working day prior to the requested inspection. (Monday inspections to be requested by Friday.)”
  • County-wide zoningPresent

    County Title 15 land-use and zoning regulation in unincorporated Lyon County.

    • Title 15 replaces prior zoning, land division, floodplain, and mobile-home/recreational-vehicle provisions.
    “Lyon County has adopted a new, updated and consolidated Land Use and Development Code. The new Code, Title 15 replaces the County’s previous zoning (Title 10), land division (Title 11), floodplain management (Title 12), and mobile home and recreational vehicle provisions (Title 13).”
  • Zoning districtsPublished

    Published Lyon County zoning and land-use district regulations.

    • Title 15 includes zoning regulations establishing uses and performance requirements based on location and use.
    • Development standards and permitted uses vary by character district.
    “Zoning Regulations including establishing uses and specific performance requirements based on location and use.”
  • Living in an RVProhibited

    Use of motor homes, travel trailers, or recreational vehicles as residences in unincorporated Lyon County.

    • The cited county manufactured-home guidance distinguishes manufactured homes from motor homes and travel trailers and states that those recreational vehicles are not permissible as residences.
    “Manufactured Homes cannot be defined as a motor home, travel trailer or “tiny home” (recreational vehicles) all of which are not permissible as residences in Lyon County.”
  • Tiny homesProhibited

    Tiny homes classified as recreational vehicles and used as residences in unincorporated Lyon County.

    • The cited county guidance addresses tiny homes as recreational vehicles, not code-compliant tiny houses constructed under adopted building codes.
    “Manufactured Homes cannot be defined as a motor home, travel trailer or “tiny home” (recreational vehicles) all of which are not permissible as residences in Lyon County.”
  • Manufactured homesLimited

    Manufactured-home placement and occupancy in unincorporated Lyon County.

    • County permits are required before the home may be brought onto the lot.
    • Generally allowed as single-family dwellings in most residential zoning districts if no more than six years old when moved and certified under the federal manufactured-home standards.
    • Only one manufactured residence is allowed per parcel.
    • Minimum size is 1,200 square feet and more than one section; a minor administrative variance may be available.
    • Manufactured homes are prohibited in designated historic districts and may serve as watchman's quarters, farm-labor housing, or hardship temporary residences only with an administrative variance.

    minimum manufactured-home size: >= 1200 sq ft (minor administrative variance may be available)

    “Lyon County requires issuance of permits to install and occupy a Manufactured Home. County building permits are required before the Manufactured Home may be brought onto the lot.”
  • Who permits septicMixed (with conditions)

    Individual sewage disposal systems in Lyon County.

    • Nevada DPBH Environmental Health rules apply in Lyon County.
    • The official guide lists the Lyon County Building Department as the county program contact and directs permit applications through the state online system.
    • A separate permit is required from the applicable local health authority.
    “THIS GUIDE APPLIES TO THE FOLLOWING AREAS: [...] Lyon County [...] CONTACT NEVADA DIVISION OF PUBLIC AND BEHAVIORAL HEALTH ENVIRONMENTAL HEALTH SECTION”
  • Septic permitRequired

    Construction, alteration, or extension of an individual sewage disposal system serving a dwelling not connected to community sewer.

    • Approval must be obtained from the administrative authority.
    • The guide states that local health authorities require a separate permit.
    • Perc-test data and application materials are required for county building applications.
    “Every dwelling not connected to the community sewer must have its own ISDS system. Approval must be obtained from the administrative authority to • construct, • alter or • extend an individual sewage disposal system.”
  • Off-grid sanitationLimited

    Residential sanitation where community sewer is unavailable in Lyon County.

    • Every dwelling not connected to community sewer must have its own ISDS.
    • Administrative-authority approval is required to construct, alter, or extend the system.
    • Commercial systems and buildings not used as single-family dwellings are outside the cited guide's NAC 444 discussion.
    “Nevada Administrative Code Chapter 444 does not apply to commercial systems or one or more buildings that are not used as single-family dwelling. [...] Every dwelling not connected to the community sewer must have its own ISDS system.”
  • Mandatory utility hookupConditional

    Water and sewer service provisions for residential building-permit applications.

    • Applications cannot be accepted unless water/sewer services are addressed.
    • Acceptable documentation includes utility-district will-serve letters, a well-driller contract, a septic application with perc-test data, or evidence of existing utilities.
    • Sewer/water facilities must be on the same lot as the building served.
    • Single-family residences cannot share a domestic water well.
    “No application can be accepted unless provisions for water/sewer services are addressed. Appropriate “will serve” letters from the utility district, well driller’s contract, septic application with perc test data or evidence of existing utilities are required.”
  • Driveway accessLimited

    Access to county roads or state highways for residential development.

    • A road-encroachment permit may be required from Lyon County or NDOT depending on the road or highway.
    • Applicants must contact the Lyon County Roads Department and/or NDOT to determine whether a permit is needed.
    “Properties accessing county roads or state highways may need a Road Encroachment Permit either from Lyon County or NDOT. Contact Lyon County Roads department and/or NDOT to see if your pacel needs the permit.”
  • Permit processPublished (with conditions)

    Residential building-permit application process in unincorporated Lyon County.

    • Paper applications must be submitted in person and include complete drawings and calculations.
    • Online applications require one PDF copy of each required document.
    • Incomplete applications are rejected or not accepted.
    • Water/sewer provisions, site plans, utility documentation, and other approvals may be required.
    “Incomplete paper applications cannot be accepted cannot be accpted at the counter. If applying on line your application will be rejected if all the documents are not uploaded at the time of applying.”

Nevada rules that apply here

  • Owner-builder exemptionAvailable (with conditions)

    An owner of property building or improving a residential structure for the owner's own occupancy and not intended for sale or lease, as an exemption from Nevada contractor-licensing requirements.

    • The owner must apply to the State Contractors' Board for the exemption.
    • Sale, lease, or offering the newly built structure for sale or lease within 1 year after completion creates a rebuttable presumption that the structure was built with intent to sell or lease.
    • The owner must submit an Owner-Builder Disclosure Statement to both the State Contractors' Board and the local building official responsible for issuing the permit.
    • The disclosure statement must be completed fully and accurately and signed under penalty of perjury.
    • The disclosure statement must include the owner's identifying information, county, assessor's parcel number, work description, permit type, exemption basis, and declarations that the owner owns the property, is building or improving it for own occupancy and not for sale or lease, the information is accurate and complete, and the owner will comply with applicable statutes, regulations, ordinances, and codes.
    • Unless the Board notifies the applicant within 10 days that the exemption is denied, the exemption is deemed approved.
    • If denied, the Board must provide reasons within 10 days; the applicant may submit supplemental materials, and the Board may approve if the materials address the denial reasons.

    board notification period: 10 days (If the Board does not notify the applicant of denial within 10 days after submission, the exemption is deemed approved.) · presumed sale or lease period: 1 year (Sale, lease, or offering the newly built structure within 1 year after completion creates a rebuttable presumption of intent to sell or lease.)

    “An owner of property who requests an exemption pursuant to this subsection must apply to the Board for the exemption.”
    One more reviewed finding on this topic
    • Available (with conditions) — Owner-builder exemption for an owner building or improving a residential structure for personal occupancy.
      “An owner of property who is building or improving a residential structure on the property for his own occupancy and not intended for sale or lease.”
  • Certificate of occupancyLimited

    Tiny houses regulated under a county or city ordinance adopted pursuant to NRS 278.253.

    • The applicable county or city governing body must adopt a tiny-house zoning ordinance under NRS 278.253.
    • For a tiny house not built on a permanent foundation, the certificate of occupancy may be issued only tied to the specific parcel on which the tiny house is located.
    • If the tiny house is moved from that parcel, the owner must obtain a new certificate of occupancy.
    • The ordinance may limit the certificate of occupancy to use as a single-family residential unit or accessory dwelling unit.
    • The ordinance must classify the tiny house consistently with the designated zoning district on the building permit or zoning approval.
    “If the tiny house is moved from that parcel, the owner of the tiny house must obtain a new certificate of occupancy.”
  • Septic inspectionLimited

    Existing systems submitted for coverage under Nevada's state OSDS program.

    • Existing systems must submit a Notice of Intent with pumping logs or inspection reports.
    • Systems built after 2008 may also need the Design Plan Approval Form.
    • This source does not establish a universal inspection interval for all residential septic systems.
    “Submit a Notice of Intent (NOI) with pumping logs or inspection reports.”
  • Well permitLimited

    Drilling and use of domestic wells in Nevada.

    • Permits to appropriate groundwater are generally not required for drilling domestic-use wells, except as provided in NAC 534.315(8).
    • A waiver is required before drilling, deepening, rehabilitating, or replacing a domestic well when water service is available from a public utility, water district, or municipality furnishing water to the area.
    • A permit is required if more than 2 acre-feet per year is diverted for domestic use, water is used for non-domestic purposes, or the single-family dwelling is furnished water by an authorized water provider.
    • A domestic well may use no more than 2 acre-feet per year for a single-family household, including lawn, garden, and domestic animals.

    domestic well annual diversion threshold: <= 2 acre-feet per year (A permit is required above this threshold.)

    “permits [...] are not required for [...] domestic use. [...] unless a waiver [...] is first obtained [...] A permit must be obtained [...] if:”
  • Agricultural exemptionAvailable (with conditions)

    Division, exchange or transfer of Nevada land for agricultural purposes when every resulting parcel satisfies the statutory agricultural-subdivision exemption requirements.

    • The exemption applies only if each resulting parcel is 10 acres or more, unless local zoning laws require a larger minimum parcel size; in that event each resulting parcel must comply with the locally required parcel size.
    • Each parcel must have a zoning classification consistent with the master-plan designation, if any, for the parcel.
    • Each parcel must be describable by reference to standard subdivisions used in the United States Public Land Survey System.
    • Each parcel must qualify for agricultural-use assessment under NRS 361A.100 to 361A.160 and related regulations.
    • Each parcel must be accessible by an existing street, road or highway, through other adjacent lands owned by the same person, or by an agricultural-purpose easement granted in connection with the division, exchange or transfer.
    • The exemption does not apply if a resulting parcel ceases to qualify for agricultural-use assessment.
    • The exemption does not apply if new commercial buildings or residential dwelling units are proposed after the division, exchange or transfer; expansion, repair, reconstruction, renovation or replacement of preexisting buildings or dwelling units remains allowed when they are dilapidated, dangerous, at risk of being declared a public nuisance, damaged or destroyed by fire, flood, earthquake or another natural or man-made disaster, or otherwise in need of such work.

    minimum resulting parcel size: >= 10 acres (Local zoning may require a larger minimum parcel size.)

    “Except as otherwise provided in subsection 5, this chapter, including, without limitation, any requirements relating to the adjustment of boundary lines or the filing of a parcel map or record of survey, does not apply to the division, exchange or transfer of land for agricultural purposes if each parcel resulting from such a division, exchange or transfer: (a) Is 10 acres or more in size, unless local zoning laws require a larger minimum parcel size, in which case each parcel resulting from the division, exchange or transfer must comply with the parcel size required by those local zoning laws; (b) Has a zoning classification that is consistent with the designation in the master plan, if any, regarding land use for the parcel; (c) Can be described by reference to the standard subdivisions used in the United States Public Land Survey System; (d) Qualifies for agricultural use assessment under NRS 361A.100 to 361A.160, inclusive, and any regulations adopted pursuant thereto; and (e) Is accessible: (1) By way of an existing street, road or highway; (2) Through other adjacent lands owned by the same person; or (3) By way of an easement for agricultural purposes that was granted in connection with the division, exchange or transfer.”
  • Subdividing landRegulated (with conditions)

    Division or proposed division of Nevada land into five or more lots, parcels, sites, units or plots for transfer or development, subject to statutory exemptions and applicable local subdivision ordinances.

    • A subdivision generally means land divided or proposed to be divided into five or more lots, parcels, sites, units or plots for transfer or development.
    • The definition does not apply to divisions subject to NRS 278.471 to 278.4725, joint tenancy or tenancy in common interests treated as a single interest, court-ordered or operation-of-law divisions, security instruments, investment-entity interests, cemetery lots, or severed oil, gas, mineral or building-material interests, unless a method of disposition is used to evade the chapter.
    • A common-interest community consisting of five or more units is deemed a subdivision but must comply only with the statutory provisions identified in NRS 278.320(2).
    • Local subdivision ordinances must be enacted by every incorporated city and every county, and the subdivider must comply with the appropriate local ordinance before final-map approval.

    lots or parcels threshold: >= 5 lots/parcels/sites/units/plots (Subject to statutory exemptions in NRS 278.320.)

    ““Subdivision” means any land, vacant or improved, which is divided or proposed to be divided into five or more lots, parcels, sites, units or plots, for the purpose of any transfer or development, or any proposed transfer or development, unless exempted by one of the following provisions: [...] Local subdivision ordinances shall be enacted by the governing body of every incorporated city and every county, prescribing regulations which, in addition to the provisions of NRS 278.010 to 278.630, inclusive, govern matters of improvements, mapping, accuracy, engineering and related subjects, but shall not be in conflict with NRS 278.010 to 278.630, inclusive. 2.  The subdivider shall comply with the provisions of the appropriate local ordinance before the final map is approved.”
  • county zoning authorityGeneral

    Nevada counties adopting and enforcing zoning regulations for county territory, including unincorporated areas.

    • The governing body may divide the county into zoning districts and regulate or restrict buildings, structures and land within those districts.
    • The authority is subject to the exception in NRS 278.02071.
    • Zoning regulations must be adopted in accordance with the master plan for land use.
    • The regulations must address the statutory planning considerations, including air and water resources, open space and scenic resources, solar access, energy efficiency, recreation, natural-disaster protection, population plans when required, transportation and public facilities, land character and physical limitations, financial impact and suitability, health and general welfare, housing, existing neighborhoods and communities, solar or wind energy systems, and compatibility with military installations.
    • Additional notice and procedure requirements may apply to zoning changes, including requirements involving military installations, unincorporated towns, and counties with populations of 100,000 or more or 700,000 or more.
    “For the purposes of NRS 278.010 to 278.630, inclusive, the governing body may divide the city, county or region into zoning districts of such number, shape and area as are best suited to carry out the purposes of NRS 278.010 to 278.630, inclusive. Except as otherwise provided in NRS 278.02071, within the zoning district, it may regulate and restrict the erection, construction, reconstruction, alteration, repair or use of buildings, structures or land.”
  • county building authorityGeneral

    Nevada counties adopting building codes, regulating construction and building safety, issuing building permits, and enforcing those requirements in unincorporated areas.

    • Boards of county commissioners may regulate construction, maintenance and safety of buildings, structures and property within the county.
    • County authority is subject to NRS 244.368, 278.02315, 278.580, 278.582, 278.584, 278.5846, 278.586, NRS 444.340 to 444.430, inclusive, and NRS 477.030.
    • A county may adopt building, electrical, housing, plumbing or safety codes and establish necessary fees.
    • Under NRS 278.580, building-code adoption is subject to NRS 244.368 and NRS 278.586; the governing body may establish a reasonable fee schedule for building permits.
    • A building permit is required only after a building official is appointed and only within territory covered by the applicable building code or zoning regulations.
    • In counties with populations of 100,000 or more, additional construction and energy-code adoption and enforcement requirements apply.
    • A city building code may supersede less stringent county-code provisions within the city and, in counties under 700,000 population, within a one-mile limit outside city boundaries; farm or ranch buildings existing on March 30, 1959, are excluded from that supersession rule.
    “Subject to the limitations set forth in NRS 244.368, 278.02315, 278.580, 278.582, 278.584, 278.5846, 278.586, 444.340 to 444.430, inclusive, and 477.030, the boards of county commissioners within their respective counties may: 1. Regulate all matters relating to the construction, maintenance and safety of buildings, structures and property within the county.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission — ask the county directly.

  • Minimum dwelling size — Minimum dwelling size in Lyon County zoning districts.
  • Minimum lot size — Minimum lot size under Lyon County Title 15.
  • Setbacks — Setbacks under Lyon County zoning and building rules.
  • Lot coverage — Lot-coverage limits under Lyon County Title 15.
  • Building height — Building-height limits under Lyon County Title 15.
3 more unanswered
  • Camping on your land
  • Accessory dwellings
  • Short-term rentals

Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.

Water rights & wells in Lyon County

Whether a new home can legally get its own water here — the sub-state groundwater regime, from Nevada’s water agency.

Over-appropriated / declining

The aquifer here is over-appropriated and declining. A domestic well is usually still permit-exempt, but long-term supply is a genuine risk.

Household wellExempt up to a limit

A single-family domestic well is exempt from a water-right permit up to 2 acre-ft/yr statewide, but in a State-Engineer-designated basin you must obtain approval before drilling, the State Engineer may bar new domestic wells where a municipal supplier is available, and in the most stressed basins (e.g. Pahrump) a new domestic well requires relinquishing 2.0 acre-ft of existing water rights.

Limit: 2.0 acre-ft/yr single-family domestic (NRS 534.180); 0.5 acre-ft/yr floor if curtailed in a critical management area

Nevada Revised Statutes Chapter 534 ↗
  • Mason Valley (Basin 108)majority of county

    Over-appropriated State-Engineer-designated basin (committed groundwater rights exceed perennial yield); new appropriations are unavailable, and because the basin is designated a new exempt domestic well still needs a State-Engineer permit or waiver to drill (NAC 534.300/534.315).

    Nevada Division of Water Resources ↗
  • Churchill Valley (Basin 102)partial of county

    Over-appropriated State-Engineer-designated basin (committed groundwater rights exceed perennial yield); new appropriations are unavailable, and because the basin is designated a new exempt domestic well still needs a State-Engineer permit or waiver to drill (NAC 534.300/534.315).

    Nevada Division of Water Resources ↗
  • Fernley Area (Basin 076)partial of county

    Over-appropriated State-Engineer-designated basin (committed groundwater rights exceed perennial yield); new appropriations are unavailable, and because the basin is designated a new exempt domestic well still needs a State-Engineer permit or waiver to drill (NAC 534.300/534.315).

    Nevada Division of Water Resources ↗
  • Dayton Valley (Basin 103)partial of county

    Over-appropriated State-Engineer-designated basin (committed groundwater rights exceed perennial yield); new appropriations are unavailable, and because the basin is designated a new exempt domestic well still needs a State-Engineer permit or waiver to drill (NAC 534.300/534.315).

    Nevada Division of Water Resources ↗
  • Smith Valley (Basin 107)partial of county

    Over-appropriated State-Engineer-designated basin (committed groundwater rights exceed perennial yield); new appropriations are unavailable, and because the basin is designated a new exempt domestic well still needs a State-Engineer permit or waiver to drill (NAC 534.300/534.315).

    Nevada Division of Water Resources ↗
  • Antelope Valley — Walker (Basin 106)partial of county

    Over-appropriated State-Engineer-designated basin (committed groundwater rights exceed perennial yield); new appropriations are unavailable, and because the basin is designated a new exempt domestic well still needs a State-Engineer permit or waiver to drill (NAC 534.300/534.315).

    Nevada Division of Water Resources ↗
  • Bradys Hot Springs Area (Basin 075)partial of county

    Over-appropriated State-Engineer-designated basin (committed groundwater exceeds perennial yield, NDWR 2023 Basin Status Maps); new appropriations are unavailable and a new exempt domestic well needs State-Engineer clearance to drill (NAC 534.300/534.315, NRS 534.120).

    Nevada Division of Water Resources ↗
  • Tracy Segment (Basin 083)partial of county

    Over-appropriated State-Engineer-designated basin (committed groundwater exceeds perennial yield, NDWR 2023 Basin Status Maps); new appropriations are unavailable and a new exempt domestic well needs State-Engineer clearance to drill (NAC 534.300/534.315, NRS 534.120).

    Nevada Division of Water Resources ↗

Prior-appropriation state (first in time, first in right). Groundwater rules change and basin boundaries follow the aquifer, not the county line — confirm current well and appropriation rules with the Nevada state water agency before you buy or drill.Groundwater governance as of Jul 2026, cited to each administering agency.

Living off-grid in Lyon County, Nevada

Is Lyon County a good place to live off-grid or homestead?

Lyon County scores 35/100 on the Bolthole Index, a marginal county profile. Its strengths: a stronger property-autonomy legal backdrop and manageable long-term carry cost. Watch-outs: weak self-sufficiency basics: only 8″ of rain a year, in severe drought 46.3% of years and elevated mid-century heat, water, rain, or wildfire exposure.

Do you need a building permit in Lyon County, Nevada?

Lyon County generally requires a residential building permit, and it enforces county zoning. Onsite septic is permitted by Nevada state environmental health program (Division of Public and Behavioral Health Environmental Health Section, reorganized in 2025 under the Nevada Health Authority), unconfirmed for this county. Owner-builders may act as their own contractor to build their home. These answers are quoted from official sources and independently re-checked. Rules change and cities within the county differ — always confirm with the county before you buy or build.

Can you live in an RV or tiny home on your land in Lyon County?

Living in an RV on your own land in Lyon County is prohibited: Use of motor homes, travel trailers, or recreational vehicles as residences in unincorporated Lyon County. The cited county manufactured-home guidance distinguishes manufactured homes from motor homes and travel trailers and states that those recreational vehicles are not permissible as residences. A tiny home is prohibited. Confirm with the county before relying on it.

How much does land cost in Lyon County, Nevada?

Land in Lyon County runs about $3,107 per acre, based on the latest county data.

What is the water situation in Lyon County?

Lyon County gets about 8" of rain a year, with severe drought in roughly 46.3% of years. On water rights, Lyon County lies in the Mason Valley (Basin 108) — Over-appropriated State-Engineer-designated basin (committed groundwater rights exceed perennial yield); new appropriations are unavailable, and because the basin is designated a new exempt domestic well still needs a State-Engineer permit or waiver to drill (NAC 534.300/534.315)..

How remote is Lyon County?

A typical private-land location has about 4,179 people within 15 miles and 775,878 within 100 miles. These radius catchments are the published fallback where road routing is unavailable.

Off-grid gear

Going off-grid in Lyon County means bringing your own water and power. The kit we’d start with:

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How Lyon compares in Nevada

Compare side-by-side →See all 17 Nevada counties ranked →