Free roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
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AfterRoofers in San Jose, CA
Roofing work in San Jose moves on a different clock than it does in, say, Milpitas or Sunnyvale. The housing stock ranges from 1900s Victorians near downtown to 1970s tract homes on the east side, and the roofs above them face everything from bay fog to foothill sun. We’re Brennan Roofing, and we handle roof installation, repair, and inspection across San Jose with one rule that never bends: the price goes in writing before any work starts. Call us at (361) 320-9467 and you’ll get a live person, not a voicemail.
Why San Jose Homes Are Different
San Jose sits on top of the Hayward and Calaveras faults, and that fact shows up on roofs. Building codes here include seismic retrofit requirements that affect how roof decking gets fastened to walls. A roof that passes inspection in Campbell won’t necessarily pass in San Jose, where inspectors look for shear transfer and specific nailing patterns. If you’re filing a post-earthquake insurance claim, the repair scope often needs to match what the adjuster wrote, and we work to that paperwork.
The city’s microclimates do something unusual to roofing materials. Homes near the bay in Alviso or North San Jose sit in fog and salt air, which accelerates algae growth on north-facing slopes and quietly corrodes flashing. Drive 15 minutes east toward the foothills and you’re in hot, dry sun that bakes asphalt shingles until they lose flexibility. In Naglee Park and the Rose Garden, we regularly pull original redwood shingle roofs out from under two or three layers of asphalt. That’s a careful tear-off job, not a fast strip. In the hills, wildland-urban interface codes are pushing homeowners toward Class A fire-rated materials, which changes both material cost and underlayment requirements.
Our Main San Jose Services
Most San Jose homeowners call us for one of three things. Here’s how each works here, with a page devoted to each.
Roofing Company in San Jose
A full roof replacement in San Jose usually means working around clay tile on Spanish-style homes in Willow Glen, or pulling composite off 1960s tract homes on the south side where the original roof has simply aged out. We tear off to the decking, repair or replace what’s rotted, install new underlayment and drip edge, then put the chosen material down. Tight lot lines in older neighborhoods mean we set up protection carefully and keep the job site clean at the end of every day. See the full scope and material options on our Roofing Company in San Jose page.
Roof Repair in San Jose
Most San Jose roof repairs are leak calls. November through April, the rain finds every failed flashing joint, every cracked tile, every nail pop. We start by locating the actual entry point, because water travels along rafters and the stain on your ceiling is rarely directly under the hole. Then we fix the decking, replace the flashing or shingles, and document what we did in writing. If the repair fails within a year, the 365-Day Done Right Promise means we come back at no charge. Details are on our Roof Repair in San Jose page.
Roof Inspection in San Jose
A roof inspection in San Jose makes the most sense in the fall, before the rainy season opens up. We walk the roof, check flashing, vents, gutters, and the condition of the decking from inside the attic when accessible. For older homes in neighborhoods like Japantown or Naglee Park, the inspection often turns up layering issues or original materials that influence any future repair plan. You get a written report with photos and a plain-English summary of what needs attention now versus later. See what’s included on our Roof Inspection in San Jose page.
What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Brands We Service in San Jose
We install materials from GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral, and we stock common parts locally so most repair jobs don’t wait on a warehouse. Homowners choose the material that fits their roof’s sun exposure and their budget, not whatever we happen to have in the truck. See our brands for the full line.
Pricing for Roofers in San Jose, CA
Here’s what roofing work typically costs in San Jose, based on the jobs we price most often. These are ballpark ranges – your exact number depends on roof size, pitch, material, and what’s hiding under the old shingles.
| Service | Typical range in San Jose |
|---|---|
| Full roof replacement (asphalt shingle, 1,500 sq ft) | $9,000 – $16,000 |
| Full roof replacement (architectural shingle, 1,500 sq ft) | $11,000 – $19,000 |
| Standing seam metal roof (1,500 sq ft) | $22,000 – $38,000 |
| Clay or concrete tile roof (1,500 sq ft) | $28,000 – $45,000 |
| Minor leak repair (flashing, small patch) | $350 – $800 |
| Major leak repair (decking replacement, multiple shingles) | $900 – $2,500 |
| Flashing replacement (chimney or valley) | $400 – $1,200 |
| Skylight replacement (standard size, curb-mounted) | $1,400 – $2,800 |
| Roof inspection (visual, with written report) | $250 – $500 |
| Gutter replacement (seamless, 150 linear ft) | $1,800 – $3,200 |
What pushes a San Jose price up? Steep pitches on hillside homes, multiple layers of old roofing that add tear-off labor, clay tile that needs custom cutting around valleys, and seismic retrofit work that goes beyond the roof itself. Whatever the scope ends up being, the number goes on paper before any work starts, and it doesn’t move at the door.
Neighborhoods We Serve in San Jose
Our crews work the whole city, from the flat lots of North San Jose to the hill streets east of 101. We schedule by area to keep drive time down and arrival windows honest. If you’re in one of these neighborhoods, we’re already in the area most weeks.
- Willow Glen
- Rose Garden
- Naglee Park
- Almaden Valley
- Evergreen
- Berryessa
- Japantown
- Alviso
Most San Jose jobs are scheduled within one to two weeks during the dry season. During the November-to-April rain window, repair calls take priority, and we juggle the schedule to get leak jobs seen quickly.
Service Area – Cities Near San Jose
If you’re just outside San Jose, we may still cover your area. We also serve Milpitas, CA, Santa Clara, CA, Sunnyvale, CA, and Campbell, CA. Dispatch and scheduling are coordinated from our San Francisco Bay Area office, and crews serve San Jose locally. Call (361) 320-9467 and we’ll confirm whether we can reach your address.
Serving San Jose, CA - Our Local Coverage Area
We’re based in the San Jose 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 San Jose
Yes, most full roof replacements in San Jose require a city permit. We pull the permit, schedule the inspection, and make sure the job passes before we call it done. The permit cost is included in your written estimate, not added later.
Leak calls get priority from November through April. We typically schedule emergency leak repairs within a few days, depending on how many storm calls are stacked up. If you have an active leak, call (361) 320-9467 and tell us water is coming in – we’ll tell you honestly when we can get there.
No. The price on your written estimate is the price on your final invoice unless you approve a change order in writing. If we find rotted decking that wasn’t visible during the estimate, we stop, show you, and agree on the added cost before any further work. No surprises at the end.
For a free estimate on any roofing job in San Jose, call Brennan Roofing at (361) 320-9467. You’ll talk to a live person, get a written price before any work starts, and every job is backed by the 365-Day Done Right Promise in writing.
What happens when you call
- 1A real person answersNo phone trees - talk to a local roofing pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What San Jose Customers Say
"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.