Looking for a commercial roofer in Mill Valley, CA? Describe your project once and up to five commercial roofing contractors who work in Mill Valley and Marin County get back to you with a quote. It's free and there is no obligation.
Mill Valley is home to about 13,904 people (2024 Census Bureau estimate), a shrinking community (−2.3% since 2020). With 2,907 people per sq mi, it is a suburban area. Warehouses, retail centers and offices here depend on low-slope roofs that need regular care.
Mill Valley at a glance
- Population (Census Bureau estimate, 2024)
- 13,904 (−2.3% since 2020)
- Rank in California
- 335th of 482 cities and towns
- Land area
- 4.8 sq mi
- Population density
- 2,907 people per sq mi (suburban)
- Type
- City (Mill Valley city)
- Main county
- Marin County
What to check before hiring in Mill Valley
- License and permit: in California, 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 Mill Valley
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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 Mill Valley
How much does a commercial roof cost in Mill Valley, CA?
It depends on area, system and tear-off. Describe your building: contractors who serve Mill Valley 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 Mill Valley 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.