Hooker County, Nebraska has a building-and-zoning permit process, but the county says it needs a parcel's legal description and address to decide whether a building permit is required.12 Start with Hooker County Planning and Zoning before designing or building; septic systems are administered under Nebraska's statewide onsite wastewater program.34
At a glance
- Building permit
- Parcel-specific; ask county Planning and Zoning with the legal description and address12
- Zoning
- Yes; setbacks vary by zoning district5
- Septic
- State rules apply; most systems use Authorization by Rule46
- RV living
- Long-term occupancy on private land was not confirmed; ask county Planning and Zoning5
- Tiny home
- No specific occupancy or minimum-size rule confirmed; zoning still applies5
- Owner-builder
- Own-property work is exempt from contractor registration, not from permits7
- Water well
- State registration applies; higher-capacity wells may also need an NRD permit8
Who to call
Building permits
Hooker County Planning and Zoning
Building and zoning permits, parcel zoning and setback questions
303 NW 1st Street, Mullen, NE 69152
Septic permits
Nebraska Department of Water, Energy, and Environment Onsite Wastewater Program
State onsite wastewater rules, registration, certified professionals and permits
245 Fallbrook Blvd. Suite 100, Lincoln, NE 68521
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 Hooker County, Nebraska?
Hooker County has a building-and-zoning permit process, but the county's own answer is parcel-specific: Planning and Zoning needs the legal description and address to determine whether a building permit is required.12 Do not treat rural or agricultural land as automatically exempt; ask the county about the exact structure, use and parcel before work begins.3
The county asks a building-permit applicant for 2 identical plan sets containing a plot plan, footing detail, wall detail, roof detail and floor plan.2 We could not confirm Hooker County's adopted building code, inspection sequence, certificate-of-occupancy requirement, review time or permit fee. Nebraska's state building code can apply when a county has not adopted an authorized local code, although the statutory default excludes construction on a farm or for farm purposes.9 Ask Planning and Zoning which code review and inspections apply before ordering plans or materials.3
Who handles Hooker County building permits, and how do you reach them?
Hooker County Planning and Zoning is the first stop for building and zoning permits in the county.3 Call 308-546-2244, email [email protected] or visit 303 NW 1st Street, Mullen, NE 69152.3 Provide the parcel's legal description and street address so the office can identify its zoning and decide whether the proposed work needs a building permit.2
For an application that does require a permit, be ready with 2 matching plan sets showing the plot, footings, walls, roof and floor plan.2 Ask the office to identify the current form, fee, zoning district, setbacks, allowed use, review path and inspection stages; the official pages we reviewed did not confirm fee amounts, review times, inspections or final occupancy approval. The county contact page labels this function Planning and Zoning rather than a separate building department.3
Does Hooker County have zoning?
Yes. Hooker County has county zoning, and its planning page describes regulation of land development, land-use classification, transportation, water supply, drainage and sanitation.53 The county FAQ says setbacks differ by zoning district, so a setback cannot be assumed from acreage, a listing description or a neighboring structure.5 Give Planning and Zoning the legal description and address and ask for the district and the standards applying to the proposed use.2
We could not confirm a published county zoning map, district boundaries, numeric setbacks, lot-coverage rule, height limit or minimum lot size. We also could not confirm a countywide minimum dwelling size. Nebraska law allows a county board to impose a 900-square-foot minimum on manufactured homes, but that authority is discretionary and does not establish that Hooker County adopted the minimum.10 Ask Planning and Zoning for the currently adopted regulation that controls the parcel.3
How do septic permits work in Hooker County?
The Nebraska Department of Water, Energy, and Environment administers onsite wastewater requirements in Hooker County.4 Most Nebraska onsite systems are constructed under Authorization by Rule without a state construction permit, but systems that fail the wastewater-quantity, wastewater-quality or site-condition requirements need a permit.6 A new or changed onsite wastewater system must still be registered with the state.11
Contact the state Onsite Wastewater Program at (402) 471-4285 or [email protected] and use a state-certified professional for the work.1112 Site feasibility is a major due-diligence item: only 0.1% of Hooker County soils are rated without severe limitations for a conventional septic drain field.13 That soil statistic does not decide an individual parcel, but it makes an early site evaluation especially valuable. A dwelling producing wastewater must use a compliant onsite system or connect to a public sewer or other wastewater works.14
Can you live in an RV or tiny home on land in Hooker County?
We could not confirm a Hooker County rule that generally allows long-term RV living on a private parcel, and we could not confirm a county rule specifically addressing tiny-home occupancy. Because Hooker County has zoning, ask Planning and Zoning about the parcel's district, the proposed use, length of stay, utilities and whether a permit or conditional approval is required.53
Do not use Nebraska's public-property camping law as an answer for private land; that law concerns designated campsites on public highways, roadside areas, parks and similar government-controlled property.15 A small or movable dwelling also does not erase wastewater requirements: a dwelling that generates wastewater needs a compliant onsite system or a connection to an approved wastewater works.14 Nebraska lets counties apply site-built standards to manufactured homes and potentially require at least 900 square feet, but we could not confirm that Hooker County adopted that optional minimum.10
Building a home in Hooker County: the steps, in order
- Give Hooker County Planning and Zoning the legal description, address and proposed use; the county uses that information to determine zoning and permit needs.2
- Confirm the zoning district, setbacks and whether any agricultural treatment applies; county setbacks vary by district, while the available material does not confirm Hooker County's use of the state farmstead provisions.516
- If a permit is required, prepare 2 identical sets with a plot plan and the required footing, wall, roof and floor details.2
- Have a certified onsite wastewater professional evaluate the site and follow the state registration or permit path.126
- Address the water supply; a well pumping more than 50 gallons per minute may need a local Natural Resources District permit before state registration.8
- Obtain a state permit before constructing, relocating or altering an approach to a state highway.17
- Obtain approval before development in a floodplain and confirm inspections or occupancy sign-off with Planning and Zoning.183
What should you check before buying land in Hooker County?
Verify the zoning district, allowed use, setbacks and building-permit path with Hooker County Planning and Zoning before closing.52 Check wastewater feasibility early because only 0.1% of county soils are rated without severe limitations for a conventional septic drain field, and some systems require state permitting because of site conditions.136
Confirm the water source and well path with the state program and the applicable Natural Resources District; a well pumping more than 50 gallons per minute may require district approval before registration.8 Verify legal and physical road access, and remember that a new, moved or altered driveway onto a state highway needs a state permit.17 Check flood maps before placing buildings, a driveway, utilities or fill because development in a Nebraska floodplain requires a permit.18 For annual carrying costs, the median property-tax bill is $1,222 and the effective property-tax rate is 1.4%.1920
Watch-outs
- Hooker County uses building and zoning permits, but the county requires the legal description and address to determine whether a particular project needs a building permit.12
- Hooker County's building-code adoption, inspection stages, certificate-of-occupancy process, permit fees and review times could not be confirmed; ask Planning and Zoning before construction.3
- Only 0.1% of Hooker County soils are rated without severe limitations for a conventional septic drain field, so evaluate wastewater feasibility before fixing a house site.13
- Private-land RV occupancy and a specific tiny-home rule could not be confirmed; ask Planning and Zoning about the exact parcel and proposed use.53
Sources
- Hooker County Planning and Zoning (2026 county census)
- Planning and Zoning FAQs – Hooker County, quoted and re-checked
- Hooker County Planning and Zoning (hookercountyne.gov)
- Onsite Wastewater Treatment Facilities: Permits, quoted and re-checked
- Hooker County Planning and Zoning (2026 county census)
- Onsite Wastewater Treatment Facilities: Permits, quoted and re-checked
- Nebraska Revised Statute 48-2104 — Registration required (Nebraska statewide rule), quoted and re-checked
- All About DWEE: Groundwater Well Registration Program, quoted and re-checked
- Nebraska Revised Statute 71-6403: State building code; adopted; amendments (Nebraska statewide rule), quoted and re-checked
- Nebraska Revised Statute 23-114 (Nebraska statewide rule), quoted and re-checked
- Nebraska Department of Water, Energy, and Environment Onsite Wastewater Program (dwee.nebraska.gov)
- Nebraska Revised Statute 81-15,248 (Nebraska statewide rule), quoted and re-checked
- Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
- Onsite Wastewater Treatment Facilities: Just for Homeowners (Nebraska statewide rule), quoted and re-checked
- Nebraska Revised Statute 39-312 — Camping; permitted; where; violation; penalty (Nebraska statewide rule), quoted and re-checked
- Nebraska Revised Statute 23-114.03 (Nebraska statewide rule), quoted and re-checked
- Title 410, Chapter 2 - Driveway and Approach Road Permits (Nebraska statewide rule), quoted and re-checked
- Floodplain Management Q&A: Permits (Nebraska statewide rule), quoted and re-checked
- Median property tax bill: Bolthole Index county data
- Effective property tax rate: 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.