County Building Permits
Marion County, IL - 2026 Building Permit Guide
How to apply for a building permit in unincorporated Marion County, Illinois. Permit authority, application steps, fees, and inspection requirements.
Permit Authority
Marion County zoning office for the county government. Public permit/building department information for unincorporated building permits is thin. No dedicated county building permit portal was found.
- Department
- Zoning
- Address
- Marion County Courthouse, 100 E Main St., Salem, IL 62881
- Phone
- (618) 548-3853
- Website
- https://marioncountyil.gov/
Application Process
Source: Zoning
General Requirements
- Building code
- for projects after January 1, 2025, Illinois statewide code framework applies by state law; local county ordinance adoption details were not publicly found on the county site reviewed.
- Contractor requirements
- no county contractor license requirement found; Illinois does not have a statewide general contractor license.
Work That Does NOT Require a Permit
Contact the Zoning to confirm whether your project requires a permit before starting work.
Inspections
How to Schedule
- not publicly listed (contact)
- Inspection hours
- county courthouse hours are generally Monday-Friday, 8:00 a.m. to 4:00 p.m. per county pages reviewed
Additional Resources
- Building code: for projects after January 1, 2025, Illinois statewide code framework applies by state law; local county ordinance adoption details were not publicly found on the county site reviewed.
- County contact page
- County home page
- License lookup guide: Illinois Contractor License Requirements
- Contract template: Illinois Homeowner-Contractor Agreement
- Illinois hub: Illinois Contractor License & Permit Hub
Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Zoning before applying.
Frequently Asked Questions
Marion County Building Permit FAQ
- How do I schedule a building inspection in unincorporated Marion County, IL?
- Inspections can be scheduled via: not publicly listed.
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