Building permits in Wilmette, IL
Wilmette issues roughly 3,000 permits a year through its Citizen Self Service portal, and clean applications move fastest. Structural work or any project over $25,000 needs drawings stamped by an architect or engineer, and most applications need a current boundary plat of survey. Here is the permit answer for each common project, then the local rules.
- Building department
- Community Development Department
- Address
- 1200 Wilmette Ave, Wilmette, IL 60091
- Phone
- 847-853-7550
- How to apply
- Citizen Self Service portal; email comdev@wilmette.com
- Official info
- www.wilmette.gov
Dept & phone verified July 2026 · wilmette.gov
Which projects need a permit in Wilmette?
Bathroom remodelPermit required · $100-$500+
Kitchen remodelPermit required · $150-$800+
Basement finishingPermit required · $200-$900+
Deck (new or rebuild)Permit required · $100-$400
FencePermit required · $50-$150
Flooring installationNo permit needed
Interior/exterior paintingNo permit needed
Drywall repairNo permit needed
Water heater replacementPermit required · $50-$200
Electrical work (circuits, panels)Permit required · $75-$300
Plumbing (moved or new lines)Permit required · $75-$300
Wall removal / opening a layoutPermit required · $150-$600+
Window replacementIt depends; details below · $50-$250
Roof replacementIt depends; details below · $100-$400
Shed / accessory structurePermit required · $50-$200
Water damage rebuildIt depends; details below · $0-$400
Fees and thresholds change; a 5-minute call to the village confirms your exact case.
Local ruleProjects with structural work or over $25,000 need drawings stamped by a licensed architect or structural engineer, and reviewers can require a stamp on complex kitchens, baths, and basements below that number.
Local ruleA current boundary plat of survey is required with most applications; mortgage plats are rejected.
Local ruleThe Village issues roughly 3,000 permits a year, and clean applications move much faster.
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