Metal roofing
Tile roofing
GAF
Owens Corning
Flat & low-slopeFree roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Fast, Reliable Roof Replacement Across Alameda
Roof replacement in Alameda runs $14,000 – $28,000 for a typical 1,500 – 2,000 sq ft home with architectural asphalt shingles, and most full tear-offs take 3 – 7 working days once permits clear. We know this from working on the island’s prewar bungalows and Victorians, where the salt air off the Bay eats through flashing faster than almost anywhere else in the East Bay. If you’re in Alameda and your roof is leaking or just aging past its warranty, call Erik Lindgren’s team at (831) 228-3330 and we’ll schedule a free estimate with a written price before any work starts.
Why Birchbark Roofing San Francisco Is Alameda’s Preferred Roof Replacement Company
Alameda homeowners keep our number because we show up knowing what this island does to a roof. We’ve torn off roofs on Bay Farm Island and along Fernside Boulevard where the original galvanized flashing had turned to rust powder. We know that a house on the Gold Coast near Grand Street carries different wind exposure than one tucked into a tree-lined block near Lincoln Park. That kind of local familiarity means we don’t waste your time with a generic roof pitch.
Every Roof Replacement we do in Alameda includes shoe covers at the door, drop cloths through the hallway, and a photo of the completed clean-up sent to you before the crew pulls away. Erik Lindgren signs off on every estimate personally. We’re part of the Cedarwell family of roofing companies, which has held every job to the same Care Promise since 2000: explain the price before the work, ask before moving anything, clean up like it’s our own home.
When you call, a live person answers. Not a voicemail tree, not a callback request. Day or night. That matters when a November storm rips a section of shingles off a 1920s bungalow on Central Avenue and you need to know someone is already on it.
Styles & brands we work with
Asphalt Shingle Roof Replacement in Alameda
Asphalt Shingle Roof Replacement in Alameda is our most common full replacement job, and for good reason: the island’s older homes, many built between 1900 and 1940, were originally roofed with wood shake that’s now at or beyond the end of its life. When we replace those, we’re not just laying shingles. We’re tearing down to the skip sheathing, re-nailing every board to meet current wind-load standards for the bay exposure, and laying a peel-and-stick ice and water shield at the eaves and valleys before the first shingle goes down. That sequence is what separates a roof that survives Alameda’s winter gusts from one that starts shedding shingles after two seasons.
Architectural Shingle Systems for Bay Exposure
We recommend architectural shingles rated for 130 mph winds for most Alameda homes, particularly those on open lots facing the Bay or up against the estuary. These shingles carry a thicker profile and stronger adhesive strip than three-tab, and they hold up better to the persistent marine layer that keeps Alameda’s north-facing roof slopes damp through most of the summer. We work with GAF, CertainTeed, and Owens Corning systems, and we’ll match the shingle to the home’s era where preservation is a factor.
When a Patch Is No Longer Enough
If your Alameda roof has two or more layers of old shingle, persistent moss on the shaded slopes, or you can see daylight through the attic boards, it’s time to think full replacement. A patch on a 100-year-old roof with non-standard rafter spacing usually buys you a season, not a solution. Most Alameda asphalt shingle replacements on typical bungalow footprints run $12,000 – $22,000 depending on square footage, tear-off layers, and whether the decking needs repair.
New Roof Installation in Alameda
New Roof Installation in Alameda means starting from the framing up, whether that’s for an addition going on a 1910 Victorian in the East End or a completely new build on a lot near Marina Village. On new construction, our work has to pass Alameda’s planning and building inspection, which includes the City of Alameda’s specific wind-load and nailing schedule requirements for coastal exposure zones. That’s not a suggestion. It’s what the permit reviewer checks line by line.
Decking and Underlayment for New Construction
For new Alameda roofs, we spec plywood or OSB decking rated for the span, then lay a synthetic underlayment that sheds moisture instead of trapping it. This matters on Alameda because the marine layer saturates north-facing slopes even when it hasn’t rained in weeks. Trapped moisture under an asphalt shingle system feeds moss and rots decking from underneath. We also install corrosion-resistant aluminum drip edge and step flashing on every new build, because salt air here doesn’t forgive shortcuts.
Flat Roofing on Alameda Additions
Many Alameda additions, particularly on post-1950 ranchers in the Fernside and Bay Farm neighborhoods, use low-slope or flat roof sections. For those we use modified bitumen or PVC single-ply systems with heat-welded seams, which resist the same salt-air corrosion that eats metal fasteners on older flat roofs. A new flat roof on a typical Alameda addition runs $9,000 – $15,000 including tear-off and new edge metal.
Trusted Brands We Service in Alameda
We install and service roofing systems from GAF, CertainTeed, and Owens Corning, and we keep Alameda-specific materials like high-wind architectural shingles and corrosion-resistant flashing in local supply rotation so we’re not waiting on a shipment from Sacramento when your tear-off is halfway done. That matters on a tight schedule when the crew is already on your roof. If your existing roof carries a manufacturer warranty we know how to work within it, and we’ll document the installation so your warranty stays valid, not voided by an undocumented tear-off. Each brand carries its own wind warranty; we’ll show you the actual warranty language before you choose.
See the difference
Before
After
Before
After
Before
AfterCommon Roof Replacement Problems We See in Alameda Homes
- Rusted-through flashing at eave-rake intersections on pre-1940 bungalows. Alameda’s salt-laden bay air accelerates corrosion on the original galvanized steel installed in the 1910s – 1930s, often without primer. The leak shows up only after the first heavy rains of November, when water has been wicking into the fascia for weeks.
- Nail pops and blown-off shingles from winter storm gusts. Older Alameda homes were built with skip sheathing and rafter spacing that predates modern fastening requirements. A cheap bid that lays new shingles without re-nailing the deck to current wind-load standards will start shedding shingles within two storm seasons.
- Moss and algae on shaded north-facing slopes. Alameda’s foggy summers keep north-facing roofs damp, and moss roots lift shingle tabs and hold water against the decking. If the underlayment isn’t moisture-shedding, that water rots the decking from the top down.
- Multiple layers of old roofing on Victorian and Craftsman homes. Many Alameda homes carry two or even three layers of old wood shake and asphalt over the original skip sheathing. A proper replacement tears all of it down to the framing, which is the only way to see the condition of the decking and rafter spacing before you commit to a new system.
Pricing for Roof Replacement in Alameda, CA
You’ll see your exact number in writing before we start, but here’s what Alameda pricing looks like: a full tear-off and architectural shingle replacement on a 1,500 – 2,000 sq ft home runs $14,000 – $24,000. A new roof on new construction typically runs $16,000 – $28,000 depending on the system, the slope, and whether the job includes flat sections. Roof decking replacement, if needed, adds $2,000 – $5,000 on a typical bungalow. The two biggest cost drivers in Alameda are the number of tear-off layers (many older homes have two or three) and whether the existing decking needs structural repair after a century of bay air. We fix the price before we start, and the 365-Day Done Right Promise covers it after we leave. Call (831) 228-3330 for a free estimate.
We Also Serve Cities Near Alameda
Our crews serve Alameda and the surrounding East Bay, including Oakland, San Francisco, Moraga, and San Lorenzo. If you’re just across the Park Street Bridge or out near the Oakland airport, we’ll bring the same written-price process and the same clean-up standard to your roof. Call us and we’ll confirm your address is in our service area before we schedule anything.
Serving Alameda, CA - Our Local Coverage Area
We’re based in the Alameda 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 Roof Replacement in Alameda
Most Alameda roof replacements must meet a design wind speed of at least 110 mph, with many bay-facing exposures requiring 130 mph-rated systems, and the city verifies this through the building permit inspection, which checks your nailing schedule and decking attachment against the approved plans. The verification happens at the inspection stage: the inspector looks at the nailing pattern, the fastener type, and the documented manufacturer system before signing off. Call (831) 228-3330 and we’ll explain exactly what your specific street and exposure requires, because it varies block to block on this island.
Because the original galvanized steel flashing, installed at the eave-rake intersection without proper priming, has rusted through from decades of salt-laden bay air, and the leak travels inward along the fascia before showing up as a ceiling stain near the walls. Our crew found exactly this condition on a 1925 Craftsman bungalow in the East End, where the original flashing had completely corroded and water was wicking into the fascia. We replaced the flashing with corrosion-resistant aluminum and re-decked the affected sections. If you have a prewar bungalow and a leak near an outside wall, call (831) 228-3330 for an inspection.
A compliant Alameda quote includes the full tear-off down to the sheathing, re-nailing the deck to current wind-load standards, ice and water shield at eaves and valleys, corrosion-resistant aluminum drip edge and step flashing, the city permit, and two inspections: the mid-roof (sheathing check) and the final. A cheap bid often skips the structural re-nail, uses galvanized steel instead of aluminum flashing, or quotes “permit after” lingo that leaves you to handle city requirements yourself. We write our quotes in plain dollar terms so you can compare line by line. Call (831) 228-3330 for a written, itemized quote.
Ask each bidder for the total price in dollars, then divide that number by the roof’s square footage to get a true per-square cost, and check that both quotes include the same scope: tear-off, re-nail, underlayment, flashing, shingle system, and permits. On Alameda jobs, we quote the full job as a single written price, not a per-square estimate that can change once the crew finds hidden decking damage. That written price is locked before work begins. If you have two Alameda bids in hand, call (831) 228-3330 and we’ll look at them with you and tell you honestly where the differences are.
In many cases, yes: insurers recognize documented installation of shingles rated for 130 mph winds, and on Alameda, where bay wind exposure is a known underwriting factor, that documentation can result in a measurable discount on your wind or storm portion of the premium. What matters for the discount is the documentation: the manufacturer’s wind rating, the installation date, and the permit inspection records. We provide all three for every replacement, and we’ll hand you a documentation packet you can send to your insurer. Call (831) 228-3330 for a free estimate and we’ll include the documentation you need.
Written by Erik Lindgren, Owner at Birchbark Roofing San Francisco, serving Alameda since the company joined the Cedarwell family in 2000.