Unincorporated Montgomery County, Kansas has a land-use permit for proposed improvements and uses within the county's three-mile zoning area, but the county has not confirmed a countywide residential building-code permit1. The Environmental Health & Zoning office reviews the land-use permit and administers the county's septic process23. Before buying rural land, confirm that office's jurisdiction over the parcel and ask which approvals apply to the specific project.
At a glance
- Building permit
- Land-use permit within the county's three-mile zoning area; countywide building-code permit unconfirmed1
- Zoning
- County zoning applies within a three-mile zoning area; countywide coverage is unconfirmed4
- Septic
- County-administered through Environmental Health & Zoning3
- RV / tiny home living
- Residential occupancy rules are unconfirmed; ask Environmental Health & Zoning4
- Minimum lot size
- Depends on the applicable county zoning district5
- Water well
- County permit required for a new individual onsite well6
- Owner-builder exemption
- No explicit county exemption was confirmed7
Who to call
Zoning
Montgomery County Environmental Health & Zoning
County zoning, land-use permits, land divisions and zoning-compliance questions.
217 E Myrtle St, Independence, KS 67301
Septic permits
Montgomery County Environmental Health & Zoning
Septic and lagoon applications, wastewater inspections and administration of the Montgomery County Sanitary Code.
217 E Myrtle St, Independence, KS 67301
Roads & driveways
Montgomery County Public Works
County roads, bridges and entrance requests; also answers driveway questions tied to rural address assignment.
217 E Myrtle St, 2nd Floor, Independence, KS 67301
Also useful
NG-911 address assignment for rural parcels after driveway and building-location information is available.
217 E Myrtle St, Independence, KS 67301
Contact details are copied from each office’s official page and were checked against it on September 27, 2026.
Do you need a building permit in Montgomery County, Kansas?
Montgomery County requires a land-use permit for proposed improvements and land uses within its three-mile zoning area1. The permit is a zoning-compliance review, not proof of a countywide residential building-code permit, and its processing fee is $751. Montgomery County's published materials also describe inspections of buildings, structures and land uses for compliance with zoning regulations, rather than general construction-code inspections8. A countywide building-code adoption and certificate-of-occupancy requirement could not be confirmed, so ask Environmental Health & Zoning whether the parcel is inside the regulated area and whether the exact project needs anything beyond land-use review2. Incorporated cities may run their own permitting and codes programs; confirm whether the parcel is inside city limits before relying on the county process. Kansas places building-energy-code adoption and enforcement mainly with local jurisdictions, while the statewide commercial energy standard does not establish a general residential permit for a rural home9.
Who handles Montgomery County building and land-use permits?
Montgomery County Environmental Health & Zoning is the first call for rural building, zoning, land division and septic questions2. The county's online land-use form asks for the proposed use, legal description, current zoning, floodplain status, utility availability, wastewater plans, construction type and a blueprint; payment comes before review10. The form covers changes such as residential, commercial and agricultural construction or placement of a mobile home within the applicable zoning area1. For a new rural address, Montgomery County GIS Mapping needs the driveway and building-location information, and the driveway must be clear from the county road to the parcel edge1112. Montgomery County Public Works takes county-road entrance requests and can answer access or culvert questions13. A driveway connecting to the state highway system instead requires a state highway permit before work begins in the right-of-way14.
Does Montgomery County, Kansas have zoning?
Montgomery County enforces zoning classifications within a county-defined three-mile zoning area, including agricultural, residential, commercial and industrial districts4. The official material does not establish zoning across every unincorporated parcel, so countywide coverage remains unconfirmed; Environmental Health & Zoning can identify the applicable district from the parcel location2. Where county zoning applies, minimum lot area, setbacks, lot coverage and building height depend on the local zoning classification rather than a single Kansas-wide number15161718. A parent tract may be divided once outside the subdivision process only when the resulting property meets the district's minimum lot and yard requirements; further division is treated as a subdivision519. Kansas generally exempts land and buildings used only for agricultural purposes from locally adopted zoning, but floodplain rules and public-road setbacks can still apply, and a dwelling is not treated as an agricultural building20.
How do septic and well permits work in Montgomery County?
Montgomery County Environmental Health & Zoning administers onsite wastewater under the county Sanitary Code, and a new septic or lagoon project starts with the county's application321. The published county fee schedule lists $200 for a new onsite wastewater facility installation, while the current online application separately states that a $150 inspection fee must be received before inspection; confirm the total current charge with the office2221. Kansas minimum standards allow an approved septic system, wastewater pond or alternative system when public sewer is unavailable, but prohibit seepage pits, cesspools, dry wells and surface discharge2324. Soil planning matters here: 0% of mapped county soils are rated free of severe limitations for a conventional drain field, so a site evaluation may point toward a specially designed system25. A new individual onsite water well also requires a county permit, with a published $50 drilling-permit fee622.
Can you live in an RV or tiny home in Montgomery County?
Montgomery County has not confirmed a specific rule for long-term RV occupancy, temporary camping, tiny-home occupancy or accessory dwellings. The county's land-use form does cover new residential construction and mobile homes within the three-mile zoning area, so do not treat the absence of an RV or tiny-home rule as permission1. Ask Environmental Health & Zoning whether the parcel is within county zoning, which district applies, and how that district treats the intended dwelling and occupancy2. No numeric minimum dwelling size was confirmed, while lot size, setbacks, coverage and building height depend on the applicable local zoning classification where zoning applies15161718. A manufactured home remains subject to applicable county or city zoning, although Kansas does not allow a governing body to exclude manufactured homes from its entire zoning jurisdiction26. Any occupied setup still needs an approved wastewater solution rather than a prohibited surface-discharge arrangement23.
Building a home in Montgomery County: the steps, in order
- Confirm whether the parcel is inside a city, inside Montgomery County's three-mile zoning area or elsewhere in the unincorporated county; Environmental Health & Zoning can identify the controlling jurisdiction24.
- Submit the county land-use application if the project lies within the regulated area, including the site, use, utilities, wastewater information and blueprint; the $75 fee is paid before review101.
- Start the septic or lagoon application with Environmental Health & Zoning before construction and arrange the required inspection213.
- Apply for the county's $50 permit before drilling a new individual onsite water well6.
- Coordinate a county-road entrance with Public Works, or obtain a state permit if the driveway connects to a Kansas highway1314.
- Establish the clear driveway and submit the NG-911 address form to GIS Mapping with the building location1112.
What should you check before buying land in Montgomery County?
Start with jurisdiction: verify the city limits, the county's three-mile zoning boundary, the parcel's zoning district and any floodplain designation with Environmental Health & Zoning42. Test septic feasibility early because 0% of mapped county soils are rated free of severe limits for a conventional drain field25. Montgomery County does not provide water service, and the applicable rural water district depends on the parcel's location, so confirm service availability before assuming a connection is possible2713. The county receives about 42.4 inches of precipitation annually, while severe drought occurs in about 22.8% of years; water planning still matters despite the rainfall average2829. Typical farmland value is about $2,685 per acre, the effective property-tax rate is about 1.7%, and the median property-tax bill is about $1,562 per year303132. The nearest city of 100,000 or more is about 71 miles from the county center, which can affect access to specialized contractors and services33.
Watch-outs
- Montgomery County's confirmed permit is a zoning-compliance land-use permit within a three-mile zoning area; a countywide residential building-code permit and certificate of occupancy could not be confirmed, so ask Environmental Health & Zoning about the parcel and project12.
- Long-term RV living, temporary camping, tiny-home occupancy and a minimum dwelling size remain unconfirmed; the applicable zoning district may still control the answer4.
- The county fee schedule lists $200 for a new onsite wastewater facility, while the current online application states a $150 inspection fee; ask Environmental Health & Zoning which charges apply to a new installation2221.
Sources
- Land Use Permit, quoted and re-checked
- Montgomery County Environmental Health & Zoning (mgcountyks.org)
- Montgomery County, KS - Environmental Health (2026 county census)
- Montgomery County, KS - Land Use Permit (2026 county census)
- Lot, Tract, Parcel Split Permit, quoted and re-checked
- Montgomery County Sanitary Code summary, quoted and re-checked
- (2026 county census)
- Montgomery County Land Division Regulations, quoted and re-checked
- Kansas Building Energy Codes (Kansas statewide rule), quoted and re-checked
- Land Use Permit, quoted and re-checked
- Montgomery County GIS Mapping (mgcountyks.org)
- NG-911 Addresses, quoted and re-checked
- Montgomery County Public Works (mgcountyks.org)
- Kansas Administrative Regulations, Volume 3 (Kansas statewide rule), quoted and re-checked
- K.S.A. 12-753 — Zoning regulations; districts; restrictions (Kansas statewide rule), quoted and re-checked
- K.S.A. 12-753 — Zoning regulations; districts; restrictions (Kansas statewide rule), quoted and re-checked
- K.S.A. 12-753 — Zoning regulations; districts; restrictions (Kansas statewide rule), quoted and re-checked
- K.S.A. 12-753 — Zoning regulations; districts; restrictions (Kansas statewide rule), quoted and re-checked
- Montgomery County Land Division Regulations, quoted and re-checked
- K.S.A. 12-758 — Agricultural land exempted from zoning regulations (Kansas statewide rule), quoted and re-checked
- Montgomery County Environmental Health & Zoning (mgcountyks.org)
- Land Use Permit, quoted and re-checked
- MF2214 Minimum Standards for Design and Construction of Onsite Wastewater Systems (Kansas statewide rule), quoted and re-checked
- MF2214 Minimum Standards for Design and Construction of Onsite Wastewater Systems (Kansas statewide rule), quoted and re-checked
- Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
- K.S.A. 75-1218 — Exemption from construction codes; zoning (Kansas statewide rule), quoted and re-checked
- Public Works, quoted and re-checked
- Annual precipitation: Bolthole Index county data
- Share of years in severe drought: Bolthole Index county data
- Farmland value per acre (USDA census): Bolthole Index county data
- Effective property tax rate: Bolthole Index county data
- Median property tax bill: Bolthole Index county data
- Distance to the nearest metro area: Bolthole Index county data
Written September 27, 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.