Brennan Roofing roofing team

Roofers in Clayton - Written Price, Workmanship Warranty

Free roof inspection with photos, then an itemized written price before anything is ordered. Installed by our own licensed crews and backed by a workmanship warranty.

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🛡 Licensed & Insured 📝 Written Fixed-Price Quotes 💲 No Change Orders · Free Estimates
Every visit starts with

Free roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation

Your new roof for as low as $159/month*on approved credit; ask for current terms
Styles & brands we work with

Architectural shingles
Architectural shingles
Metal roofing
Metal roofing
Tile roofing
Tile roofing
GAF
GAF
Owens Corning
Owens Corning
Flat & low-slope
Flat & low-slope

Before & after – our own jobs

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

Roofers in Clayton, CA

Roofing in Clayton, CA is shaped by one fact more than any other: nearly every home here sits inside the Wildland-Urban Interface under the Diablo Foothills, where Contra Costa County and CAL FIRE enforce some of the strictest roof material rules in the region. That means roofers working in Clayton spend far more time on Class A fire-rated assemblies, ember-resistant vents, and steep-slope tie-ins than crews working ten minutes down the road in Concord. If you’re looking for a roofer who understands WUI code and writes the price down before any work starts, call Brennan Roofing at (361) 320-9467.

Call (361) 320-9467

Why Clayton Homes Are Different

Clayton’s housing stock runs from the 1960s through the 1990s, mostly suburban single-family homes with one- and two-story ranch and contemporary layouts. The roof pitches here lean moderate to steep, and a lot of the original roofs were wood shake or shingle. Those shakes are a real problem now. Under current WUI ordinances, most of those original wood roofs have to be converted to Class A fire-rated assemblies when it’s time to replace. We see this every week in Clayton: an old shake roof comes off, the decking underneath has dry rot in places nobody could see, and the whole assembly gets rebuilt with fire-rated underlayment, ember-resistant vents, and Class A material on top.

The climate works against roofs here too. Summers are hot and dry, with direct sun that bakes asphalt shingles and speeds up granule loss. Winters are mild but wet, and a small flashing gap that nobody noticed in August becomes a ceiling stain by December. Homes on the edges of open space, up against the foothills, take the worst of both: more heat, more wind, and more ember exposure during fire season. We plan for all three when we quote a Clayton job.

Our Main Clayton Services

Most Clayton homeowners call us for one of three things: a full roof replacement, a targeted repair, or an inspection before buying or selling. Each has its own page with local detail and pricing.

Roofing Company in Clayton

Full roof replacement in Clayton almost always involves a tear-off, a decking inspection, and a rebuild to current WUI fire code. We walk the roof with you, explain what’s under the shingles, and write a line-item price before anything starts. Materials come from GAF, CertainTeed, and Owens Corning, and every install is covered by our 365-Day Done Right Promise in writing. Roofing Company in Clayton

Roofing Company in Clayton

Roof Repair in Clayton

Clayton repairs usually start with a leak near a flashing point: a chimney, a valley, a vent pipe, or a skylight. The summer heat opens seams, and winter rain finds them. We replace the failed flashing, repair the underlayment, and check the surrounding decking for rot before closing it back up. The repair price goes on paper before we start, and if it fails within a year, we return at no charge. Roof Repair in Clayton

Roof Repair in Clayton

Roof Inspection in Clayton

A Clayton roof inspection means checking against two standards: current condition and WUI code compliance. That second part matters here more than most places. We document what’s wearing out, what’s already leaking, and what would need to change if you’re planning a sale or a refinance. You get a written report with photos and a straight answer about remaining life. Roof Inspection in Clayton

Roof Inspection in Clayton
Need help today?Fast, friendly service and a no-obligation free estimate.

Call (361) 320-9467

What happens when you call

  1. 1
    A real person answersNo phone trees - you reach a local pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched.
  3. 3
    A background-checked tech heads outLicensed & insured, dispatched right away.
  4. 4
    You approve before work beginsNothing starts until you say go.

Brands We Service in Clayton

We install and service GAF, CertainTeed, Owens Corning, and IKO materials across Clayton. Common parts like ridge caps, drip edge, and underlayment are stocked through our Bay Area supply chain, so most repair jobs don’t wait on a special order. Our brands page explains the lines we carry.

Pricing for Roofers in Clayton, CA

Service Typical range in Clayton
Full roof replacement (Class A, tear-off included) $12,000 – $28,000
Roof repair – minor leak or flashing $350 – $900
Roof repair – moderate damage or decking patch $900 – $2,500
Roof repair – structural or extensive rot $2,500 – $6,000
Roof inspection – standard visual $150 – $300
Roof inspection – pre-purchase or WUI compliance $300 – $600
Ember-resistant vent replacement $75 – $200 per vent
Drip edge replacement (per linear foot) $4 – $9
Underlayment replacement (partial, per square) $90 – $180

What pushes a Clayton price up is usually decking. Older shake roofs hide rot, and WUI code requires specific underlayment details that add material cost. Two things hold steady on every job: the price goes in writing before any work starts, and it does not move at the door.

Neighborhoods We Serve in Clayton

We work across Clayton, from the older ranch subdivisions near downtown to the hillside homes up against open space. Our crews know the access and parking constraints in each area, and we schedule Clayton jobs as a single route so we’re not guessing at drive times.

  • Oakhurst
  • Regency
  • Downtown Clayton
  • Peacock Creek
  • Mitchell Canyon area

Service Area – Cities Near Clayton

Brennan Roofing runs crews into Clayton and the surrounding East Bay communities. If you’re in Danville, CA, Pittsburg, CA, Concord, CA, or Alamo, CA, we cover those areas with the same written-pricing standard and the same one-year guarantee.

Serving Clayton, CA - Our Local Coverage Area

We’re based in the Clayton area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.

FAQs About Roofers in Clayton

Ready to get started? Free estimates · Free in-home estimates response in Clayton
Call (361) 320-9467

What happens when you call

  1. 1
    A real person answersNo phone trees - talk to a local roofing pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
  3. 3
    We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
  4. 4
    You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.

What Clayton Customers Say

★★★★★ 4.9 from 8+ reviews

"Replaced a rotted fascia board along with the roof edge. Matches the trim."

- Lou H.

"They gave me a warranty in writing and stood behind it."

- Irene G.

"Quality work and clear communication. Rain pushed the start by two days, which is fair, but we were hoping to be done sooner."

- Cathy N.

How It Works in Clayton

Getting your roofing handled is simple and fast.

1

Call or Request a Free Estimate

Tell us about your roofing needs and we provide an upfront, transparent quote - no obligation, no hidden fees.

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in Clayton - typically within 30-60 minutes, with parts stocked on the truck.

3

Problem Solved, Guaranteed

We complete the job to your full satisfaction, backed by our warranty and 100% satisfaction guarantee.

Current Offers

Bring these savings to your next appointment.

Free On-Site Estimate & Written Quote

No obligation. We measure, price the job in writing, and the quote is yours to keep.

Expires Mar 31, 2027
Always

Written Price Before Any Work Starts

Expires Mar 31, 2027
Included

Written Guarantee on Every Repair

Expires Mar 31, 2027
Free

Free Second Visit if the Repair Fails

Expires Mar 31, 2027

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Areas We Serve
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