Unincorporated Morrison County, Minnesota requires a county permit for structures, including homes, decks, sheds and barns1. County zoning also controls how land may be used, including occupied RVs and manufactured homes234. A new septic system needs a design, an installation permit and a county inspection56.
At a glance
- County building approval
- A permit is required for structures in unincorporated Morrison County1
- Zoning
- County land-use controls apply throughout unincorporated Morrison County2
- Septic permit
- A design and installation permit are required before a new system is installed5
- Permit timing
- County applications can take 2 to 3 weeks for approval7
- Owner-builder
- A qualifying owner-builder can be exempt from contractor licensing, not from permits or inspections8
- Occupied RV
- A county permit is required when an RV stays more than 10 days in a year and is occupied onsite3
- Manufactured home
- At least 320 square feet, with roof, utilities, foundation enclosure and anchoring standards4
- Shoreland setbacks
- Structure setbacks vary by lake or river classification9
Who to call
Building permits
Morrison County Land Services - Permits
Land-use permits for structures, septic systems and new addresses in unincorporated Morrison County
213 - 1st Avenue SE, Little Falls, MN 56345
Zoning
Morrison County Land Services - Planning and Zoning
County land-use controls, including building permits, floodplain, septic, shoreland and subdivisions in unincorporated areas
213 First Ave SE, Little Falls, MN 56345
Septic permits
Morrison County Land Services - Septic Systems
Septic design review, installation permits, inspections and compliance records
213 - 1st Avenue SE, Little Falls, MN 56345
Roads & driveways
County highway questions and county-road access permits
1208 West River Road, Little Falls, MN 56345
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 Morrison County, Minnesota?
Yes. Unincorporated Morrison County requires a county permit to construct any structure, including buildings, decks, storage sheds, barns, stairways and shoreline patios; permits also cover septic systems and new addresses1.
The county permit and building-code enforcement are separate questions. The Minnesota State Building Code is the statewide standard for covered buildings and structures, but the county materials do not establish which local building official administers the code for every unincorporated parcel1011. Ask Morrison County Land Services which code review and inspections apply before hiring trades12. When a Minnesota building permit is issued, some form of onsite compliance inspection is required13. Qualifying agricultural buildings on agricultural land are exempt from State Building Code permit requirements, although county land-use review may still apply14.
Who issues permits in Morrison County, and how do you reach them?
Morrison County Land Services is the first stop for an unincorporated parcel because its Planning and Zoning division administers land-use controls covering building permits, floodplain, septic, shoreland and subdivisions15. Call the permit desk at 320-632-0170 or visit 213 First Ave SE in Little Falls1215. Applications may be mailed, dropped off, submitted in person or filed online; payment must accompany the application, online payment adds processing fees, and approval can take 2 to 3 weeks7.
The county publishes separate land-use and septic fees. A dwelling or manufactured-home land-use permit has a $100 minimum, while the septic permit fee is $250 and includes holding tanks16. For a driveway meeting a county road, contact Morrison County Public Works at 320-632-0121; Minnesota law makes additional highway access subject to regulation and a permit from the relevant road authority1718.
Does Morrison County have zoning?
Morrison County administers zoning and land-use controls throughout its unincorporated areas2. The parcel's district matters: the Rural Residential district requires at least 2.5 acres and 200 feet of lot width, while other districts may differ19. Agriculture and Urban Fringe districts cap lot coverage and impervious surface at 15% and 25%, respectively, and generally limit building height to 35 feet, with an exception for nonresidential agricultural structures2021. Ask Land Services to identify the district before designing a project15.
Shoreland rules apply within 1,000 feet of a protected lake and 300 feet of a protected river9. Listed lake setbacks range from 75 to 200 feet, while listed river setbacks range from 100 to 150 feet9. Municipal rules may differ inside incorporated places, so check with that municipality rather than assuming the county standards control2.
How do septic permits work in Morrison County?
A new septic system begins with an MPCA-licensed designer visiting the property and determining an appropriate system22. Submit the design to Morrison County, then obtain the installation permit before work begins5. Morrison County inspects the system on installation day and sends a Certificate of Compliance after approval6. The septic permit, including a holding tank permit, costs $250 under the schedule effective in 202616.
Plan septic work early when buying a homesite. Only 1.3% of Morrison County soils are rated without severe limitations for a conventional drain field, so the site evaluation may point toward a costlier design23. A current compliance or installation certificate is required before applying to build or expand a dwelling, construct a commercial building or addition, or obtain a structure permit on shoreland property22. Land Services handles ordinary county septic permitting, while MPCA permits large systems designed above 10,000 gallons per day2425.
Can you live in an RV or tiny home in Morrison County?
An occupied RV in unincorporated Morrison County needs a county permit when it remains on a parcel for more than 10 days in any year3. The RV is treated as a structure and must meet district setbacks; a vacant lot meeting dimensional standards may have up to 2 RVs, while the ordinance chart allows none on a lot with a dwelling3. Sewage-management and solid-waste rules apply, and simple RV storage by a homeowner is excluded from these occupancy provisions3.
The county materials do not separately resolve tiny homes. A tiny home used as a structure still begins with county permitting and zoning review115. A manufactured home must contain at least 320 square feet, have a conventional roof and roof line, meet water, sewage and dwelling standards, and comply with enclosure and anchoring rules if it lacks a permanent foundation4. A manufactured-home care unit may be allowed as an accessory use in specified districts only when medical-need and family-care conditions are met26.
Building a home in Morrison County: what are the steps?
- Identify the zoning district and ask Land Services which lot, setback, coverage and height standards apply215.
- If the parcel is within 1,000 feet of a protected lake or 300 feet of a protected river, have Land Services confirm its shoreland classification and setback9.
- Hire an MPCA-licensed septic designer for the site visit and submit the design before applying for installation approval22.
- Apply for the county permit, submit payment and allow 2 to 3 weeks for approval7.
- Obtain the septic installation permit before installation and arrange the county inspection for installation day56.
- Ask which building official handles code review and inspections for the parcel; permitted building work requires onsite compliance inspection1312.
- Resolve floodplain and road-access approvals with Land Services and the relevant road authority before affected work begins2718.
What should you check before buying land in Morrison County?
Confirm the zoning district, dimensional standards, shoreland classification and any floodplain overlay with Land Services215. Minnesota requires a floodplain permit for projects such as a house, fill, culvert or bridge in regulated portions of a floodplain27. Confirm legal access with the road authority because a new or additional connection to a public highway is permit-controlled18.
Septic feasibility is a major budget question because only 1.3% of Morrison County soils are rated without severe limitations for a conventional drain field23. The terrain is generally manageable, with 96.3% of county land at a slope of 15% or less, but a parcel still needs site-specific soil and wetland review28. If the purchase involves splitting land, county review applies, and creating 4 or more total tax parcels generally requires a statutory plat unless the stated land-survey exception applies29. For carrying costs, the typical home value is about $318,046, the effective property-tax rate is about 0.9%, and the median annual property-tax bill is about $2,154303132.
Watch-outs
- Confirm which local building-code official serves the parcel; Morrison County's published land-use materials do not establish code administration for every unincorporated site1112.
- An occupied RV needs a permit after more than 10 days onsite in a year, and the ordinance allows no RV on a lot that already has a dwelling3.
- Shoreland structure setbacks vary by water classification and can range from 75 to 200 feet for listed lakes and from 100 to 150 feet for listed rivers9.
Sources
- Permits, quoted and re-checked
- Morrison County FAQs, quoted and re-checked
- Morrison County Zoning Ordinance, quoted and re-checked
- Morrison County Zoning Ordinance, quoted and re-checked
- Permits, quoted and re-checked
- Septic Systems, quoted and re-checked
- Permits, quoted and re-checked
- Sec. 326B.805 MN Statutes (Minnesota statewide rule), quoted and re-checked
- Shoreland, quoted and re-checked
- Minnesota Statutes § 326B.121, quoted and re-checked
- 2020 Minnesota State Building Codes, quoted and re-checked
- Morrison County Land Services - Permits (morrisoncountymn.gov)
- Minnesota State Building Code Adoption Guide, quoted and re-checked
- Minnesota State Building Code Adoption Guide, quoted and re-checked
- Morrison County Land Services - Planning and Zoning (morrisoncountymn.gov)
- Morrison County Permit Fee Schedule, quoted and re-checked
- Morrison County Public Works (morrisoncountymn.gov)
- Minnesota Statutes, section 160.18: Access to roads; approaches (Minnesota statewide rule), quoted and re-checked
- Morrison County Zoning Ordinance, quoted and re-checked
- Morrison County Zoning Ordinance, quoted and re-checked
- Morrison County Zoning Ordinance, quoted and re-checked
- Septic Systems | Morrison County, MN, quoted and re-checked
- Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
- Septic Systems | Morrison County, MN, quoted and re-checked
- SSTS design (Minnesota statewide rule), quoted and re-checked
- Morrison County Zoning Ordinance, quoted and re-checked
- Floodplain Regulations (Minnesota statewide rule), quoted and re-checked
- Share of land at 15% slope or less: Bolthole Index county data
- Morrison County Zoning Ordinance, quoted and re-checked
- Typical home value (Zillow): Bolthole Index county data
- Effective property tax rate: Bolthole Index county data
- Median property tax bill: 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.