City of Waukegan

Lake County, Illinois

Last verified September 17, 2026

City of Waukegan is a jurisdiction in Lake County, Illinois, with an online portal for searching and pulling active or historical building permits. Use the contact information below to reach the local building department, or the mailing address if the jurisdiction needs to be listed as a certificate holder on a contractor's insurance documentation.

Contact

Phone: 847-625-6868
Department Site: Building & Code Department (opens in a new tab)

Source: waukeganil.gov (opens in a new tab)

Permit Search

Online Permit Portal (MaintStar) (opens in a new tab)

Certificate Holder Mailing Address

City of Waukegan, Building & Code Department
100 N Martin Luther King Jr. Avenue
Waukegan, IL 60085

Use this address when the jurisdiction needs to be listed as a certificate holder on a contractor's insurance documentation.

Additional Notes

Waukegan is the Lake County seat and, as expected for a sizeable city, has a well-documented official Building & Code Department (waukeganil.gov) handling permits, plan review, and inspections; contractor registration required. The department's email is protected by Cloudflare's email-obfuscation script on the official page and could not be reliably extracted as plain text, so it is left blank rather than guessed.

What You Need Before Applying for a Permit

Most building departments ask for the same core package before they'll issue a permit: a completed application naming the property owner and contractor, the contractor's state license number and proof of insurance (general liability, and workers' comp if employees are on the job), a notice of commencement or equivalent recorded filing for larger jobs where the state requires one, and scaled plans or a site plan for anything beyond minor repairs. Roofing, fence, pool, and solar permits typically have their own simplified checklists — City of Waukegan's department (above) can confirm exactly what applies to your project.

Why this matters for insurance: permit history is one of the first things an underwriter or adjuster checks. Unpermitted work — a finished basement, an added bedroom, a rebuilt roof — can complicate a claim or even void coverage for that portion of the loss, and it routinely surfaces during a home inspection. Pulling the right permit up front, and keeping the closed-permit record on file, protects both the property's value and its insurability at resale.

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