Metal roofing
Architectural shingles
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Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Roofers in Newark, CA
Roofing in Newark, CA means dealing with two forces that never let up: bay winds that peel shingles, and a housing stock from the 1960s through 1980s that’s aging all at once. Most Newark homes are single-story ranch and split-level builds with low-slope roofs, original 3-tab shingles, and plywood decking that’s absorbed decades of coastal fog. We’re Brennan Roofing Co San Jose, and we work the Newark market with written pricing, background-checked crews, and a one-year guarantee on every job. Call home base at (669) 238-2101 for a free estimate.
Why Newark Homes Are Different
Newark roofs take abuse from both directions. The Fremont/Newark corridor funnels strong afternoon winds through the East Bay, especially in spring and fall. Those winds get under shingle edges, lift them, and strip granules. Over time, that granule loss exposes the asphalt to UV, and the shingles start cracking. The marine layer complicates things further: north-facing slopes stay damp for weeks after rain, which accelerates moss growth and quietly rots decking beneath what looks like an intact roof.
The bigger issue is what’s underneath. Many Newark homes were built with staple-down felt underlayment. It fails invisibly. Water gets past it, soaks into the plywood decking, and by the time a stain shows on the ceiling, the decking is already compromised. Local roofers call these “Newark surprise leaks” because the shingles often look fine when the problem starts. A “Newark patch” is a quick shingle replacement over rotted decking that won’t hold. We inspect the decking before quoting, not after we’ve started tearing off shingles.
Styles & brands we work with






Our Main Newark Services
Most Newark homeowners call us for one of three things: a full roof replacement, a targeted repair, or a professional inspection before they buy or sell. Each service has its own Newark page with specifics.
Roofing Company in Newark
A full roof replacement in Newark usually means tearing off old 3-tab shingles, inspecting the plywood decking underneath, and rebuilding from there. Given the age of most Newark homes, we often find decking that needs replacement before new materials go down. We install GAF, Atlas, and Tamko lines, and every job starts with a written price before any work begins. See Roofing Company in Newark for full details on materials, timelines, and what to expect.

Roof Repair in Newark
Repairs in Newark range from replacing wind-lifted shingles on south-facing slopes to sealing failing flashing around vents and chimneys. Before we patch anything, we check the decking. If it’s rotted, a patch won’t hold through the next storm. We write the repair scope on paper, quote it, and you approve it before we start. Find specifics on Roof Repair in Newark, including common Newark callouts and what they cost.

Roof Inspection in Newark
Newark’s combination of aging underlayment and shingle damage makes inspections a smart move before buying or selling, or just after a long wet winter. We walk the roof, check flashing and drip edge, and document decking condition from the attic side. You get a written report with photos and a plain-language list of what needs attention now and what can wait. Details are on the Roof Inspection in Newark 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 Newark
We install and service materials from GAF, Atlas, and Tamko, among others. Our suppliers stock parts locally, so turnaround for Newark jobs stays tight. We explain the differences in plain English, not sales language. See our brands for the full range.
See the difference
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AfterPricing for Roofers in Newark, CA
These are the ranges we typically quote in Newark right now. Every figure below reflects the local mix of 1960s to 1980s ranches and splits, which often need decking work added on.
| Service | Typical range in Newark |
|---|---|
| Full roof replacement (1,200 sq ft ranch) | $9,500 – $13,800 |
| Roof replacement (1,800 sq ft split-level) | $13,000 – $18,900 |
| Plywood decking replacement (per sheet) | $70 – $95 |
| Roof leak repair (minor) | $350 – $650 |
| Roof leak repair (decking damage involved) | $800 – $2,400 |
| Flashing replacement (around chimney or vent) | $400 – $900 |
| Shingle replacement (5 – 10 shingles, same-day patch) | $250 – $500 |
| Roof inspection | $200 – $450 |
| Gutter cleaning and roof tune-up (combined) | $300 – $600 |
Two things push Newark prices up more than anything: rotted decking discovered mid-job, and steep access around low-slope additions that were tacked on decades ago. That’s why we put the price on paper before any work starts, with a written scope that covers what the decking inspection shows. If we open up the roof and find more damage, we show you the problem and give you a written addendum before we touch it. The price moves because the scope changed, not because the door felt different once the crew was on-site. That’s the Garrison Standard, and it’s how we work in Newark.
Neighborhoods We Serve in Newark
We cover the whole city, from the older ranch clusters near the mall up to the 1980s splits along the western edge. Newark isn’t a huge city, so our crews reach most addresses within the same day for inspections and estimates.
- Newark proper (central ranch neighborhoods)
- Northgate area
- West Newark
- Newark by the slough
- East Newark (closer to the Fremont line)
Service Area – Cities Near Newark
Our crews serve Newark locally, and we also work in the neighboring cities covered by our broader Bay Area operation. We handle roofing in Union City, CA, Palo Alto, CA, Sunnyvale, CA, and Stanford, CA. Scheduling and dispatch are coordinated from our San Francisco Bay Area office.
Serving Newark, CA - Our Local Coverage Area
We’re based in the Newark 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 Newark
Most estimates in Newark are scheduled within one to two business days of your call, often sooner. Newark is a compact city, and our crews are based locally through the Bay Area office. Call (669) 238-2101 and a live person will book a time window that works.
Yes, full replacements in Newark generally require a building permit. We handle the paperwork and schedule the required inspections. Repairs that don’t involve structural work or decking replacement typically don’t need one. We’ll tell you which applies before any work starts.
It covers the work we do, in writing, for one full year. If a repair or installation fails within that period, we return at no charge and make it right. No fine print, no prorated nonsense. It’s the same standard on a $400 flashing repair as on a $14,000 replacement.
If your roof is showing wind damage, interior stains, or you just want a straight answer about what it’ll cost to fix, call Brennan Roofing Co San Jose at (669) 238-2101. Written estimate, free, with no door-knock pricing games.
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 Newark Customers Say
"Storm took off a section of shingles. They were here next morning to tarp it and finished the repair that week."
- Elaine D."Honest inspection with photos. Told me I only needed a repair, not a replacement."
- Sergio P."Ridge vent added and the attic is cooler. Fair price compared to the other two quotes."
- Vernon C.