Looking for a commercial roofer in Algonquin, IL? Describe your project once and up to five commercial roofing contractors who work in Algonquin and McHenry County get back to you with a quote. It's free and there is no obligation.
Algonquin is home to about 30,539 people (2024 Census Bureau estimate), a growing community (+2.8% since 2020). With 2,439 people per sq mi, it is a suburban area. Warehouses, retail centers and offices here depend on low-slope roofs that need regular care.
Algonquin at a glance
- Population (Census Bureau estimate, 2024)
- 30,539 (+2.8% since 2020)
- Rank in Illinois
- 65th of 1,294 cities and towns
- Land area
- 13 sq mi
- Population density
- 2,439 people per sq mi (suburban)
- Type
- Village (Algonquin village)
- Main county
- McHenry County
What to check before hiring in Algonquin
- 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 Algonquin
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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 Algonquin
How much does a commercial roof cost in Algonquin, IL?
It depends on area, system and tear-off. Describe your building: contractors who serve Algonquin 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 Algonquin 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.