The Best Roofing Contractors in Glendora, CA

Compare the highest-rated roofing professionals in Glendora, California. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

All American Roofing Inc.

4.8
(240 reviews)
Verified

A highly-rated, full-service roofing contractor serving Southern California with a strong emphasis on both residential and commercial projects. They are known for handling everything from minor repairs and inspections to full replacements and storm damage restoration, often working directly with insurance companies.

434 S Glendora Ave, Glendora, CA 91741

Specialties & Features

Storm Damage Restoration
Roof Replacements
Insurance Claim Assistance

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes
#2

Glendora Roofing

4.7
(180 reviews)
Verified

A local Glendora-based company specializing in residential roofing. They have built a strong reputation for quality craftsmanship, personalized service, and expertise in various materials including asphalt shingle, tile, and metal roofs. They offer repair, replacement, and maintenance services.

421 E Alosta Ave, Glendora, CA 91741

Specialties & Features

Residential Roof Replacement
Tile Roof Repair
Roof Maintenance

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Roof Repair Specialists, Inc.

4.9
(150 reviews)
Verified

While based in the nearby city of Covina, this provider has an exceptional reputation and actively serves the Glendora area. They are praised for their responsive emergency services, detailed inspections, and high-quality repair work. They are a premier choice for urgent leak repairs and restoration.

218 E San Bernardino Rd, Covina, CA 91723

Specialties & Features

Emergency Roof Repair
Leak Diagnosis
Roof Inspections

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes

Why These Are the Top Roofing Contractors in Glendora

** The roofing market in Glendora is competitive and service-rich, characterized by a mix of long-standing local companies and larger regional contractors that serve the San Gabriel Valley. The quality of providers is generally high, with many holding key certifications from manufacturers like GAF and Owens Corning. The local housing stock, which includes a significant number of older homes alongside newer developments, creates consistent demand for roof replacements, tile roof maintenance, and repairs. Competition helps maintain fair pricing, but consumers should expect premium service costs reflective of Southern California's economy. A typical full roof replacement for a standard single-family home can range from $8,000 to $20,000+, heavily dependent on the material (asphalt shingle vs. concrete tile vs. metal) and the complexity of the roof structure. Storm damage and insurance-related work is a significant segment of the market, and reputable contractors are typically well-versed in the insurance claims process.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Glendora regulations and climate

Frequently Asked Questions About Roofing in Glendora

Get answers to common questions about roofing services in Glendora, California.

1What is the average cost to replace a roof in Glendora, and what factors influence the price?

In Glendora, the average cost for a full asphalt shingle roof replacement on a typical single-family home ranges from $12,000 to $25,000, though premium materials like tile or metal can exceed $40,000. Key cost factors include the roof's size and pitch, material choice, the need to comply with California's Title 24 energy efficiency standards, and whether your home is in the foothills, which may require additional structural considerations. Always get 3-4 detailed, written estimates from licensed local contractors for an accurate comparison.

2When is the best time of year to schedule a roof replacement in Glendora?

The ideal time is during our prolonged dry season, typically from late spring through early fall (May to October), to avoid rare rain delays. However, due to intense summer heat, reputable roofers often start work very early in the morning to protect crews and ensure proper material installation. Scheduling several months in advance is wise, as quality contractors in the San Gabriel Valley are often booked solid during this prime window.

3Are there specific roofing materials best suited for Glendora's climate and fire risk?

Absolutely. Given Glendora's high fire hazard severity zone (FHSZ) and sunny climate, Class A fire-rated materials like concrete tile, clay tile, or metal are highly recommended for their durability and safety. Asphalt shingles are common but must be Class A rated. Cool roofing materials with high solar reflectance are also beneficial to meet state energy codes and reduce cooling costs during our hot summers.

4What should I look for when choosing a roofing contractor in Glendora?

First, verify they hold a valid California Contractor's State License Board (CSLB) license in the "C-39" roofing classification and carry ample insurance. Choose a contractor with a strong local presence in the Glendora/San Gabriel Valley area, as they will be familiar with specific city permit requirements, local building codes, and common issues like wind uplift in the foothill corridors. Always check recent local references and read reviews specific to their work in our community.

5Do I need a permit from the City of Glendora to replace my roof, and what does that involve?

Yes, a building permit from the Glendora Building and Safety Division is legally required for a full roof replacement. Your licensed contractor should handle this process, which ensures the work complies with the California Building Code (CBC), including fire safety, wind resistance, and energy efficiency (Title 24) standards. The permit process includes plan review and inspections, which protect you as the homeowner by verifying the installation is safe and up to code.