Looking for a commercial roofer in South River, NJ? Describe your project once and up to five commercial roofing contractors who work in South River and Middlesex County get back to you with a quote. It's free and there is no obligation.
South River is home to about 16,392 people (2024 Census Bureau estimate), a growing community (+1.7% since 2020). With 5,886 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.
South River at a glance
- Population (Census Bureau estimate, 2024)
- 16,392 (+1.7% since 2020)
- Rank in New Jersey
- 60th of 323 cities and towns
- Land area
- 2.8 sq mi
- Population density
- 5,886 people per sq mi (densely built-up)
- Type
- Borough (South River borough)
- Main county
- Middlesex County
What to check before hiring in South River
- License and permit: in New Jersey, 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 South River
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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 South River
How much does a commercial roof cost in South River, NJ?
It depends on area, system and tear-off. Describe your building: contractors who serve South River 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 South River 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.