Renovation and repair in Wilmette, IL

Wilmette is a lakefront village in Cook County, north of Evanston.

Permits in Wilmette

Building permits here are handled by the Community Development – Permits & Construction (opens in a new tab) (Cook County). Before work starts, we confirm what your project needs and who will pull the permit.

Wilmette requires permits for residential work including additions, remodeling, decks, roofing, patios, HVAC, electrical and plumbing, and drain tile or basement waterproofing. The Village notes its list is not all-inclusive.
Source: Residential Permits | Wilmette, IL (opens in a new tab)
Some residential work needs no permit but must still meet zoning rules, such as new flooring, gutters and downspouts, and sheds of 64 square feet or less.
Source: Residential Permits | Wilmette, IL (opens in a new tab)
Every contractor listed on a Wilmette building permit must hold a Wilmette contractor's license before the permit is issued. The license runs for a calendar year and must be renewed each year.
Source: Contractor Licensing & Requirements | Wilmette, IL (opens in a new tab)
The permit applicant is responsible for scheduling inspections by phone at least 24 hours ahead, and a request is not confirmed until staff confirm it by phone; contractors should be present for rough and final inspections.
Source: Building Inspections | Wilmette, IL (opens in a new tab)

The Village's 2025 Affordable Housing Plan describes Wilmette as a mature, substantially built-out lakefront community.
Source: wilmette.gov (opens in a new tab)

Rules change. Facts on this page were checked on September 30, 2026; always confirm with the official office before relying on them.