Building Safety Division - Permits: Detached Accessory Structure (Shed) Requirements

- Updated October 2025 -

Download a PDF of the information below, including zoning ordinance requirements.

1. Submit a Building Permit Application.

2. Include the following with your submittal.

Legal Plat of Survey: Indicate on the plat where the structure is to be located. Include the setbacks from the house, side, and rear lot lines. NOTE: STRUCTURES CANNOT BE PLACED IN A DRAINAGE OR UTILITY EASEMENT WITHOUT APPROVALS FROM ALL INTERESTED PARTIES.

3. Plans:

Illinois licensed architect or structural engineer signed and sealed plans will be required for detached accessory structures (sheds, garages, gazebos, etc.) if any of the following conditions exist:

4. Permit then Goes in for Review: It is routed through Zoning, Engineering and Building Departments.

5. Once permit is approved and paid for, verify:

A. J.U.L.I.E. has been contacted prior to digging (1-800-892-0123 or 811)

B. No changes have been made from the approved plans prior to installation.

C. Work must commence within 180 days of issuance of permit.

6. Inspections: 

Depending on the size of the shed, conditions as noted above, and type of foundation, various inspections are required. Below is a basic guideline.

A. Under 200 square feet without a foundation/piers - final inspection.
    With a foundation or piers - footing and final.

B. Greater than 200 square feet, but less than 600 square feet - footing, framing, if concealed and final.

C. Greater than 600 square feet - footing, framing and final.

For questions call:
Village of Gurnee Building Safety Division
(847) 599-7550

Inspections can be scheduled by calling the Building Safety Division at 847-599-7550.
A minimum of 24 hours is required.
Please have your building permit number ready; it is required in order to schedule an inspection.