In Benton County-administered areas of Minnesota, structures of 200 square feet or more require both a land-use permit and a building permit.1 Agricultural buildings are exempt from the building-code permit, but they still require a land-use permit at that size threshold.1 Permit routing changes inside cities, orderly annexation areas and Watab Township, so establish the parcel's jurisdiction before applying.2
At a glance
- Building permit
- Required for structures 200 square feet or larger in county-administered areas1
- Zoning
- County zoning applies in county-administered areas; cities handle their own listed areas34
- Septic
- County permit required before installation, replacement, alteration, repair or extension5
- RV living
- Recreational or guest use only, subject to occupancy and sanitation limits6
- Agricultural building
- Building-code permit exempt, but a land-use permit is still required at the county size threshold7
- Owner-builder
- A qualifying owner may be exempt from contractor licensing, but not from permits8
- Inspections
- Required for work covered by a Minnesota State Building Code permit9
Who to call
Zoning
Benton County Planning & Zoning Department
Land-use permits, zoning, floodplain management, SSTS review and permitting, and county code-compliance questions
531 Dewey Street, Foley, MN 56329
Building permits
Benton County Building Official
Building-code review and inspections contracted by Benton County
531 Dewey Street, Foley, MN 56329
Septic permits
Benton County Planning & Zoning Department
Subsurface sewage treatment system permits and administration
531 Dewey Street, Foley, MN 56329
Roads & driveways
Benton County Public Works / Highway
Entrance permits and other county-road permits
7752 Highway 25 NE, Foley, MN 56329
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 Benton County, Minnesota?
Yes, in Benton County-administered areas. A structure of 200 square feet or more needs both a county land-use permit and a building permit.1 Agricultural buildings are exempt from the building-code permit, but an agricultural structure of 200 square feet or more still needs the land-use permit.7 The county publishes a current fee schedule, while the amount depends on the permit or service.10
Minnesota's State Building Code governs covered construction statewide, subject to the code's agricultural-building exceptions and local enforcement framework.11 Work requiring a State Building Code permit is subject to inspection and must remain accessible until approved.9 A qualifying owner-builder can be exempt from residential-contractor licensing when building to occupy or retain the property as a rental, but that exemption does not erase building, land-use or occupancy requirements.8
Who issues building permits in Benton County, and how do you reach them?
Benton County Planning & Zoning reviews the land-use permit, while the county contracts building review and inspections to Inspection Services of Central Minnesota.2 The Planning & Zoning office is at 531 Dewey Street in Foley and its main number is 320-968-5065.12 The county building official's listed mobile number is 612-219-2252.13
Location controls where you apply. Foley, Rice, Gilman, St. Cloud, Sartell, Royalton, Sauk Rapids and the Sauk Rapids Orderly Annexation Area route applicants to the appropriate city.4 The St. Cloud–Minden Orderly Annexation Area requires the St. Cloud land-use permit before the Benton County building permit; Watab Township requires the Benton County land-use permit before the township building permit.2 In other county-administered areas, both permits can be obtained through Benton County.13
Does Benton County have zoning?
Yes. Benton County's Development Code controls land use and development standards in county-administered areas, primarily unincorporated land.3 The code publishes agricultural, rural-agricultural, residential, business, industrial, floodplain and shoreland districts, and the applicable district controls uses, lot sizes, setbacks, height and lot coverage.14
Do not assume one setback applies everywhere. In the R-1 Single Family Residence District, road setbacks vary by road classification, while side and rear setbacks vary with the adjoining district and the availability of residential fire-protection water.15 City limits and orderly annexation areas can shift permitting to a city, and Watab Township handles its building permit only after the county land-use permit.4 Benton County Planning & Zoning is therefore the right first call to identify the zoning district, jurisdiction and required site standards for a rural parcel.12
How do septic permits work in Benton County?
Benton County Planning & Zoning administers subsurface sewage treatment systems under Minnesota Chapter 7080 rules.16 A county permit is required before installing, replacing, altering, repairing or extending any septic system.5 For new construction or a replacement system, the sewage-treatment permit must be obtained at the same time as the land-use permit.5 The septic office uses the Planning & Zoning contact at 531 Dewey Street in Foley, 320-968-5065.17
Site feasibility deserves early attention: only about 0.4% of mapped county soils avoid a “very limited” rating for a conventional septic drain field.18 That does not make septic impossible, but it makes professional site evaluation a sensible early contingency before fixing a house location or purchase budget.18 Where public sewer is unavailable, onsite sewage facilities must comply with county SSTS rules and obtain the required permits.19
Can you live in an RV or tiny home on your land in Benton County?
Benton County does not treat an RV as an unrestricted permanent dwelling on unincorporated land. Seasonal travel-trailer or motor-home use is limited to one unit per lot, must be for guests or recreation, requires proper sewage treatment or removal, and may not exceed 90 days in a calendar year.6 A guest or visitor using an RV, camper or travel trailer on land with a permanent dwelling is limited to 30 days in the same calendar year.6 A temporary permit may allow occupancy during home construction for as long as six months or until construction finishes, whichever happens first.6
A complete Benton County rule specifically governing tiny-home occupancy could not be confirmed. Ask Planning & Zoning whether the proposed unit qualifies as a dwelling in the parcel's district, meets the applicable building code and setbacks, and can receive approved sewage service. The county publishes district-specific standards rather than one universal development standard.14
Building a home in Benton County: what are the steps?
- Confirm whether the parcel is in a city, an orderly annexation area, Watab Township or a county-administered area, because permit routing changes by location.2
- Ask Benton County Planning & Zoning to identify the zoning district and review the house location against district uses, lot standards and setbacks.1412
- Arrange septic design and obtain the sewage-treatment permit with the land-use permit when the project uses a new or replacement septic system.5
- Obtain the land-use and building permits from the proper county, city or township offices before starting covered work.12
- Keep permitted work open for the inspections identified by the building official and do not build beyond an inspection point without approval.9
- Obtain the required certificate of occupancy before using a covered building as a home.20
What should you check before buying land in Benton County?
Start with jurisdiction, zoning and septic feasibility. County zoning applies in county-administered areas, while several cities and annexation areas use different permit routing.34 The mapped soil data rates only about 0.4% of county soils as avoiding severe limitations for a conventional drain field, so make septic evaluation part of the purchase contingency.18
Check floodplain and shoreland overlays with Planning & Zoning; the department administers floodplain management, and Minnesota requires a floodplain permit for covered projects such as a house, fill, culvert or bridge in affected floodplain areas.1221 Confirm legal road access as well: Minnesota subjects additional access to a public highway to regulation and a permit from the road authority, and Benton County Public Works publishes an entrance-permit process for county roads.2223 Finally, budget for annual carrying costs: the median property-tax bill is about $2,532 per year.24
Watch-outs
- Permit jurisdiction changes in cities, orderly annexation areas and Watab Township; confirm the parcel's authority before submitting plans.2
- Agricultural buildings may avoid a building-code permit, but structures of 200 square feet or more still require a land-use permit.7
- Benton County RV occupancy is temporary and limited; recreational use is not a route to unrestricted full-time residence.6
- Benton County publishes district-specific development standards, so ask Planning & Zoning how the parcel's district treats a proposed tiny home or private well.1412
Sources
- Building Permit Information, quoted and re-checked
- Building Permit Information, quoted and re-checked
- Development Code, quoted and re-checked
- Building Permit Information, quoted and re-checked
- Subsurface Sewage Treatment Systems, quoted and re-checked
- Benton County Development Code, Section 4.3 Suitability as a Dwelling, quoted and re-checked
- Building Permit Information, quoted and re-checked
- Minnesota Statutes Section 326B.805, quoted and re-checked
- 1300.0210 INSPECTIONS (Minnesota statewide rule), quoted and re-checked
- Benton County Fee Schedule, quoted and re-checked
- 2025 Minnesota Statutes, section 326B.121 (Minnesota statewide rule), quoted and re-checked
- Benton County Planning & Zoning Department (bentoncountymn.gov)
- Benton County Building Official (bentoncountymn.gov)
- Development Code, quoted and re-checked
- Benton County Development Code, R-1 District, quoted and re-checked
- Subsurface Sewage Treatment Systems, quoted and re-checked
- Benton County Planning & Zoning Department (bentoncountymn.gov)
- Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
- Benton County Development Code, Section 5.0 Compliance, quoted and re-checked
- Minnesota Rules Part 1300.0220: Certificate of Occupancy, quoted and re-checked
- Floodplain Regulations (Minnesota statewide rule), quoted and re-checked
- Minnesota Statutes, section 160.18: Access to roads; approaches (Minnesota statewide rule), quoted and re-checked
- Benton County Public Works / Highway (bentoncountymn.gov)
- Median property tax bill: 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.