County Building Permits
Logan County, IL - 2026 Building Permit Guide
How to apply for a building permit in unincorporated Logan County, Illinois. Permit authority, application steps, fees, and inspection requirements.
Permit Authority
unincorporated Logan County only; county zoning office states incorporated areas are handled by the individual jurisdiction.
- Department
- Address
- 529 South McLean Street, Lincoln, IL 62656
- Phone
- (217) 732-4773
- zoning@logancountyil.gov
Online Permit Portal
Platform: county website PDF forms / downloads • Account required: No • Submission: In-person only
Application Process
General Requirements
Required Documents
- application, site plan, construction cost, and supporting drawings; floodplain application if applicable.
- Building code
- county form states compliance with 2021 IBC / 2021 IRC / 2023 NEC / Illinois code stack effective Jan. 1, 2025 is required by state law; county permit form itself also references local compliance requirements and county zoning ordinance.
- Owner-builder
- applicant and builder/contractor signatures appear on the county form; no separate owner-builder policy found.
Fees
- Minimum permit fee
- $25 application fee and $25 minimum for residential construction; $25 minimum for residential additions or alterations.
- Plan check fee
- county permit packet states an additional $16.00 review fee.
- Permit fee formula
- residential construction $4.00 per $1,000 of construction cost; residential additions or alterations $2.00 per $1,000; commercial construction and other categories have separate formulas on the fee page.
Fees change. Verify current amounts at the official fee schedule.
Work That Does NOT Require a Permit
- County packet says no permit is required for structures 10 ft. x 12 ft. or smaller.
- County packet also notes some agricultural buildings, oil and gas operations, and some utilities may not require inspections, but can be inspected on request.
Inspections
How to Schedule
- request inspections at least 24 hours in advance by calling (217) 732-4773. (online)
Typical inspection sequence: county lists footer, foundation, framing, drywall, and final with certificate of occupancy for site-built construction; separate sequences for garages/storage and factory-built homes.
VA or FHA projects get three additional inspections at $66 each; no roofing inspection required though the county recommends it if issues arise.
Additional Resources
- Building code: county form states compliance with 2021 IBC / 2021 IRC / 2023 NEC / Illinois code stack effective Jan. 1, 2025 is required by state law; county permit form itself also references local compliance requirements and county zoning ordinance.
- Zoning information: View zoning info
- Floodplain permit URL
- GIS / zoning map URL
- 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 before applying.
Frequently Asked Questions
Logan County Building Permit FAQ
- How much does a building permit cost in unincorporated Logan County, IL?
- The minimum permit fee is $25 application fee and $25 minimum for residential construction; $25 minimum for residential additions or alterations.. Fees are calculated as: residential construction $4.00 per $1,000 of construction cost; residential additions or alterations $2.00 per $1,000; commercial construction and other categories have separate formulas on the fee page.. Plan check fee: county permit packet states an additional $16.00 review fee..
- What work is exempt from building permits in unincorporated Logan County, IL?
- The following work is generally exempt: County packet says no permit is required for structures 10 ft. x 12 ft. or smaller.; County packet also notes some agricultural buildings, oil and gas operations, and some utilities may not require inspections, but can be inspected on request..
- How do I schedule a building inspection in unincorporated Logan County, IL?
- Inspections can be scheduled via: request inspections at least 24 hours in advance by calling (217) 732-4773..
Need help with your project?
Navigating permits in Logan County Unincorporated Area can be complicated.
Jaspector connects you with local experts who can review your scope, verify your contractor, and help you understand what permits your project actually needs.
Learn how Jaspector works