Stark County, Illinois requires a construction permit before work starts, and the county directs applicants to apply and pay online12. County zoning regulates land uses and where improvements may sit3. Private septic work needs a separate health-authority permit, and public sewer must be used when the ordinance's availability test is met45.
At a glance
- Building permit
- Required before construction starts1
- Apply for a permit
- Apply and pay online through the county portal26
- New-home permit fee
- $0.10 per square foot of living area, with a $150 minimum7
- Zoning
- County zoning regulates land use and improvement locations3
- Septic
- A health-authority permit is required for new systems and specified alterations4
- Private wells
- Permits are issued for new wells; ask the Health Department about other well work8
- RV or tiny-home living
- County occupancy rules could not be confirmed; ask Building & Zoning6
- Owner-builder
- No building-permit exemption confirmed; owner-installed septic has separate inspection rules910
Who to call
Building permits
Stark County Building & Zoning
County zoning administration, construction permits, zoning applications and code questions
130 W. Main St. P.O. Box 386 Toulon, IL 61483
Health department
Henry & Stark County Health Department, Toulon Office
Private sewage disposal permits and repairs for Stark County; the department also administers the local water-well program
120 E. Court St. Toulon, IL 61483
Roads & driveways
Stark County Highway Department
County-highway questions and the department's public-information and permitting portal
16501 State Route 40, Bradford Il 61421
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 Stark County, Illinois?
Yes. Stark County requires a construction permit before construction begins, and starting first can result in a fine and a permit-fee increase of 50 percent17. The published fee for a single-family or multiple-family dwelling is $0.10 per square foot of living area with a $150 minimum; an addition or alteration uses the same rate with a $75 minimum7. An accessory building costs $0.05 per square foot with a $50 minimum7. Building permits come from the Zoning Administrator, and the county directs applicants to its online application and payment portal26. Illinois also has statewide baseline building-code requirements effective in 2025, while the local code official remains the authority for privately funded project permits and inspections1112.
Who is the Stark County building department, and how do you reach it?
Stark County Building & Zoning handles county construction permits, zoning applications and code questions from its office at 130 W. Main St. in Toulon6. Applicants can call (309) 286-7172 or use the county's online building-permit portal6. The county page says the Zoning and Planning Department regulates construction activities and tells property owners planning any type of structure to contact the department before the project begins6. The state does not issue building permits, perform plan review or conduct inspections for ordinary privately funded projects; those questions belong with the applicable local government12. Stark County's page does not confirm its building-inspection sequence or a certificate-of-occupancy requirement, so ask Building & Zoning which reviews and inspections apply before scheduling contractors6.
Does Stark County have zoning?
Yes. Stark County zoning regulates allowed land uses and the location of improvements, and some proposals may need a special-use approval or variance from the Zoning Board of Appeals3. The county publishes a zoning ordinance, but the available source does not establish the district list or district-specific rules1314. The published charge is $250 for a variance, special-use permit or map amendment, text amendment, or appeal7. Stark County's general setbacks, height limits, minimum dwelling size and general zoning lot sizes could not be confirmed, so obtain the parcel's classification and written dimensional standards from Building & Zoning6. Septic rules separately require at least 1 acre where both private sewage and private water serve the parcel, or 15,000 square feet where water is public or semi-private15.
How do septic permits work in Stark County?
The Henry & Stark County Health Department administers Stark County's local sewage ordinance, which also incorporates Illinois requirements, and the department says all new installations and repairs are permitted through its office1617. A valid construction permit is required before constructing, altering, repairing, extending or enlarging a private system—and before obtaining a building permit for the property4. The septic permit is valid for 6 months if work has not begun4. Public sewer is the required option when an operated system is available within 200 feet of the property line5. An owner-installed system for a personal residence cannot be covered or used until the health authority inspects and approves it10. Only 38.3 percent of county soils lack severe limitations for a conventional drain field, so make the site evaluation an early purchase contingency18.
Can you live in an RV or tiny home on land in Stark County?
Stark County's long-term RV-occupancy, private-camping and tiny-home occupancy rules could not be confirmed, so do not treat rural acreage as automatic permission to live in either one6. Ask Stark County Building & Zoning whether the parcel's district allows the proposed dwelling, whether temporary occupancy during construction is allowed, and what setbacks or special-use approval apply36. Any occupied structure needs adequate sanitary disposal, and private systems remain subject to health permits and inspections19. Illinois approves certain privies, portable toilets, recirculating toilets, incinerator toilets and qualifying compost toilets for human waste, but other domestic wastewater still needs a conventional private sewage system20. A manufactured home may serve as a dwelling under state rules, but installation, tie-down and local zoning requirements still apply21.
Building a home in Stark County: the steps, in order
- Ask Building & Zoning for the parcel's zoning district, allowed residential use and applicable setbacks before finalizing a site plan36.
- If the property will use a private well, ask the Health Department about the application; permits are expressly confirmed for new well construction, but the local administrator and permit coverage for other work could not be confirmed817.
- Apply to the health department for septic approval before seeking the building permit, and keep an owner-installed system uncovered until approval410.
- Apply and pay online for the Stark County construction permit before breaking ground2.
What should you check before buying land in Stark County?
Start with zoning and septic feasibility: county zoning controls use and improvement locations, while only 38.3 percent of soils are rated without severe limits for a conventional drain field318. Confirm whether public sewer is close enough to trigger the ordinance's connection rule before budgeting for a private system5. For a land division, every proposed lot must be suitable for an approved private sewage system; parcels using private sewage and private water have a 1-acre septic-related minimum2515. New and replacement septic systems in designated flood-hazard areas must minimize flood damage and infiltration, while other floodplain development may also need state and local review2624. The county is mostly gentle terrain, with 97.1 percent of land at a slope of 15 percent or less27. Typical effective property tax is about 1.6 percent and the median annual bill is about $1,7002829.
Watch-outs
- Starting construction before Stark County issues the permit can bring a fine and raises the permit fee by 50 percent17.
- A private septic system is not allowed when a public sewage system is available within 200 feet of the property line5.
- Stark County's building-inspection sequence, certificate-of-occupancy rule, owner-builder exemption and long-term RV rule could not be confirmed; ask Building & Zoning before committing to a construction or occupancy plan96.
Sources
- Department of Building & Zoning, quoted and re-checked
- Department of Building & Zoning, quoted and re-checked
- Department of Building & Zoning, quoted and re-checked
- Stark County Private Sewage Disposal Ordinance, quoted and re-checked
- Stark County Private Sewage Disposal Ordinance, quoted and re-checked
- Stark County Building & Zoning (starkco.illinois.gov)
- Department of Building & Zoning, quoted and re-checked
- Private Water & Closed Loop Wells, quoted and re-checked
- (2026 county census)
- Stark County Private Sewage Disposal Ordinance, quoted and re-checked
- Building Codes and Regulations (Illinois statewide rule), quoted and re-checked
- Illinois Codes FAQ (Illinois statewide rule), quoted and re-checked
- Department of Building & Zoning, quoted and re-checked
- Department of Building & Zoning, quoted and re-checked
- Stark County Private Sewage Disposal Ordinance, quoted and re-checked
- Stark County Private Sewage Disposal Ordinance, quoted and re-checked
- Henry & Stark County Health Department, Toulon Office (henrystarkhealth.com)
- Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
- Stark County Private Sewage Disposal Ordinance, quoted and re-checked
- 77 Ill. Adm. Code 905.130 Human Waste Disposal (Illinois statewide rule), quoted and re-checked
- Manufactured & Modular Homes/Mobile Structures (Illinois statewide rule), quoted and re-checked
- Highway Permits (Illinois statewide rule), quoted and re-checked
- Stark County Highway Department (starkco.illinois.gov)
- Permit Program, quoted and re-checked
- Stark County Private Sewage Disposal Ordinance, quoted and re-checked
- Stark County Private Sewage Disposal Ordinance, quoted and re-checked
- Share of land at 15% slope or less: 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.