Looking for a commercial roofer in Rock Island, IL? Describe your project once and up to five commercial roofing contractors who work in Rock Island and Rock Island County get back to you with a quote. It's free and there is no obligation.
Rock Island is home to about 36,434 people (2024 Census Bureau estimate), a shrinking community (−1.8% since 2020). With 2,078 people per sq mi, it is a suburban area. Warehouses, retail centers and offices here depend on low-slope roofs that need regular care.
Rock Island at a glance
- Population (Census Bureau estimate, 2024)
- 36,434 (−1.8% since 2020)
- Rank in Illinois
- 51st of 1,294 cities and towns
- Land area
- 18 sq mi
- Population density
- 2,078 people per sq mi (suburban)
- Type
- City (Rock Island city)
- Main county
- Rock Island County
What to check before hiring in Rock Island
- 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 Rock Island
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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 Rock Island
How much does a commercial roof cost in Rock Island, IL?
It depends on area, system and tear-off. Describe your building: contractors who serve Rock Island 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 Rock Island 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.