Looking for a commercial roofer in Wilmette, IL? Describe your project once and up to five commercial roofing contractors who work in Wilmette and Cook County get back to you with a quote. It's free and there is no obligation.
Wilmette is home to about 27,443 people (2024 Census Bureau estimate), a shrinking community (−2.6% since 2020). With 5,081 people per sq mi, it is a densely built-up area. Warehouses, retail centers and offices here depend on low-slope roofs that need regular care.
Wilmette at a glance
- Population (Census Bureau estimate, 2024)
- 27,443 (−2.6% since 2020)
- Rank in Illinois
- 76th of 1,294 cities and towns
- Land area
- 5.4 sq mi
- Population density
- 5,081 people per sq mi (densely built-up)
- Type
- Village (Wilmette village)
- Main county
- Cook County
What to check before hiring in Wilmette
- License and permit: in Illinois, check the contractor's license and the permit.
- Survey: an infrared or core survey informs the decision.
- Warranty: ask whether the installer is certified by the manufacturer.
- Price drivers: area, system, insulation, tear-off and access.
Useful official resources
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NRCA
Official information and guidance.
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ICC: International Code Council
Official information and guidance.
Services available in Wilmette
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Commercial roof replacement
Tear-off or recover with a new low-slope roof system and the permit.
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Repairs, coatings and maintenance
Leak repairs, restoration coatings and maintenance programs.
Frequently asked questions in Wilmette
How much does a commercial roof cost in Wilmette, IL?
It depends on area, system and tear-off. Describe your building: contractors who serve Wilmette send a bid.
Can the building stay open?
Usually yes, with phased work.
How often should it be inspected?
Typically twice a year and after major storms.
Which commercial roofing contractors will contact me?
Up to five independent commercial roofing contractors who serve Wilmette and the surrounding area, chosen for the service you need. Your details are shared only with your consent.
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2024) and Gazetteer Files (public domain), imported on 10/31/2026. Figures describe the incorporated place or county as published; they are shown for information only.