Free roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
Before
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Before
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Before
AfterFast, Reliable Roof Replacement Across Fairfax
Roof replacement in Fairfax typically runs $18,000-$42,000 for a full tear-off and reroof on a standard cottage or bungalow, with architectural shingle jobs landing most often between $22,000 and $34,000. The cost moves with roof complexity, decking condition, and how tight your lot makes staging and access. If you’re calling from anywhere in Fairfax, from the flats off Sir Francis Drake Boulevard to the hills above Bolinas Road, call (945) 303-9821 and we’ll give you a written price before any work starts, not a verbal estimate that changes at the door.
We know Fairfax roofs because we work them every week. The tree canopy, the fog that rolls through the valley, the steep wood-framed cottages built between the 1910s and 1950s - all of it shapes how a roof here fails and how it should be replaced. You don’t get a template bid from us. You get a Fairfax-specific scope, priced in writing, with the permit path and fire-zone requirements already worked out.
Why Tilehurst Roofing Is Fairfax’s Preferred Roof Replacement Company
Fairfax homeowners don’t call us because they saw a billboard. They call because a neighbor off Manor Road had us strip three layers of failed shingle and replace rotted valley decking, and watched the crew leave the driveway cleaner than they found it. Greg Holloway built Tilehurst Roofing inside the Kingswell family of roofing companies, founded in 2000, around a simple rule: say the price before the work, show up in the window you gave, put the guarantee in writing, and come back if it fails. That’s the Kingswell Way, and it’s not a slogan. It’s the operating standard.
Every Fairfax job starts with a written price. Not a ballpark, not a “we’ll see what we find.” We pull your permit, order materials from seven manufacturers - GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral - so the product fits your home, not the truck, and we run a background-checked, uniformed crew on every visit. When you call (945) 303-9821, a live person answers. Not a voicemail box. Not a callback queue. That’s true at 2 in the afternoon and 2 in the morning.
We also know what tight Fairfax lots do to a roofing job. A 1,400-square-foot hillside cottage on Deer Park Drive might need the dumpster in the driveway and the ridge stock hand-carried up a path too narrow for a delivery truck. That’s not a problem you want to discover on day one. Our scoping accounts for it, because we’ve done it before.
Roof Installation in Fairfax
Roof installation in Fairfax is rarely a simple swap. Most homes here are wood-framed bungalows and hillside cabins with steep pitches, complex roof geometries, and decking that has spent decades under leaf litter and fog drip. A full roof installation on a Fairfax home means tearing off whatever is up there now, inspecting and often replacing rotted decking, rebuilding valleys with ice and water shield, installing code-compliant drip edge and underlayment, and then setting a Class A fire-rated assembly that meets both Marin County and Cal Fire requirements. A typical asphalt shingle roof installation in Fairfax runs $18,000-$30,000, while architectural shingle installations run $24,000-$42,000 depending on roof complexity and decking condition.
Full Tear-Off Versus Layover
On a Fairfax roof more than 20 years old, we almost never recommend layering new shingles over old. The reason is specific to this town: layered tear-offs hide deck rot. Bay laurel and oak leaves pack into valleys, hold moisture against the wood, and quietly destroy the decking underneath shingle lines that still look fine from a ladder. If we lay over that, we’re sealing in rot. We pull the old roof, inspect what’s under it, and replace what’s failed before the new system goes on.
New Construction and Additions
New construction in Fairfax brings its own set of requirements. Building on a hillside lot means the roof design has to handle wind, drainage, and fire-zone setbacks from the start. We work with your builder or architect to make sure the roof assembly, from underlayment to ridge cap, is specified correctly the first time. New construction roof installation typically runs $16,000-$38,000 depending on roof size, pitch, and material spec.
Roof Replacement Contractor in Fairfax
A roof replacement contractor in Fairfax has to understand two things at once: fire code and moisture. This town sits in a Cal Fire-designated Very High Fire Hazard Severity Zone, and it also records 35-45 inches of rain a year, funneled through the Marin hills. That means the materials you choose have to shed water for decades while also not fueling a wildfire. Class A fire-rated shingles, proper drip edge, and the right underlayment aren’t optional upgrades here. They’re the minimum standard, and the wrong call on any one of them undermines the whole roof.
Decking Replacement in Older Fairfax Homes
Most Fairfax homes built before 1960 were framed with solid lumber decking, which is good, but decades of moisture and leaf pack means a meaningful portion needs replacement at tear-off. We scope for decking replacement in our written quote, but the final scope is confirmed once the old roof comes off. If we find rot, we show you photos, tell you the cost before we proceed, and never surprise you with a change order on the back end. Rotted decking replacement in Fairfax typically adds $2,500-$6,000 to a roof replacement.
Flat and Low-Slope Roofing
Fairfax has its share of flat-roofed additions, porches, and mid-century sections. Low-slope areas fail differently than pitched roofs - ponding water and leaf accumulation are the two big killers here. We install flat roofing systems with proper drainage and walkable maintenance access, because in Fairfax you will need to clear debris off those sections at least twice a year. Flat roofing replacement on a Fairfax home typically runs $14,000-$28,000.
Trusted Brands We Service in Fairfax
We install and service roofing systems from seven leading manufacturers - GAF, CertainTeed, Owens Corning, IKO, Atlas, Tamko, and Boral - so your Fairfax home gets the product that fits its exposure, pitch, and fire-zone requirements, not whatever happens to be in the truck that week. Atlas and Tamko architectural shingles are common choices on Fairfax hillside homes for their combined wind and impact ratings, while Boral offers a Class A fire-rated alternative for homeowners who want a heavier, stone-coated profile. We stock Fairfax-specific materials locally, which means no week-long waits for ridge cap or valley metal when your job is underway.
Common Roof Replacement Problems We See in Fairfax Homes
- Bay laurel leaf pack in valleys. Fairfax’s oak and bay laurel canopy sheds constantly, and valleys on older cottage roofs fill with compacted, moisture-holding leaf litter. On any home over 20 years old, we treat valley decking as a near-guaranteed rot zone until proven otherwise.
- Layered tear-offs hiding failed decking. Many Fairfax homes have two or three layers of old three-tab shingle, and the top layer almost always looks better than what’s underneath. Pulling those layers reveals decking that’s been soaked for years - and the replacement quote changes once you see it.
- Tight hillside staging and access. Bolinas Road, Deer Park Drive, and the streets off Cascade Canyon don’t leave room for a delivery truck and a dumpster at the same time. We plan staging in advance, hand-carry stock when needed, and keep noise within Marin County work hours so your neighbors aren’t calling the town office.
- Moss and organic accumulation shortening shingle life. Shaded roof surfaces in Fairfax stay damp long after rain, and moss colonizes composition shingles quickly. The result is shingle failure 8-10 years ahead of rated lifespan. A replacement here has to account for that moisture load in the underlayment and ventilation design, not just the shingle warranty.
Pricing for Roof Replacement in Fairfax, CA
Here is what Fairfax homeowners can expect. A full tear-off and architectural shingle roof replacement on a standard 1,400-1,800-square-foot bungalow runs $24,000-$34,000. Asphalt three-tab comes in lower at $18,000-$26,000. Steep-pitch hillside homes with complex geometries, rot repair, and difficult staging run $32,000-$46,000. Flat or low-slope sections typically land between $14,000 and $28,000. New construction roof installation runs $16,000-$38,000. These are real dollars for Fairfax’s market, with its fire-zone material requirements and high-rainfall detailing. The exact number for your roof comes from a written, line-item quote - which is free. Call (945) 303-9821 for a written price before any work starts.
We Also Serve Cities Near Fairfax
Our crews cover Fairfax and the surrounding Marin communities. You’ll see our trucks in San Anselmo, Kentfield, San Rafael, and Larkspur on any given week. If you’re in a neighboring town and want the same written-price process, call (945) 303-9821 and a live person will answer.
Serving Fairfax, CA - Our Local Coverage Area
We’re based in the Fairfax 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 Fairfax
Yes, a full roof replacement in Fairfax requires a building permit through the Town of Fairfax, and because the town sits in a Cal Fire-designated Very High Fire Hazard Severity Zone, the permit review includes verifying a Class A fire-rated assembly. We pull the permit for you, schedule inspections, and make sure the final sign-off is documented. Call (945) 303-9821 and we’ll explain the permit path for your specific roof before you sign anything.
On nearly every Fairfax home over 20 years old, we recommend a full tear-off. Layering hides deck rot, and Fairfax’s leaf pack and moisture load mean rot is far more common here than drier parts of Marin. Pulling the old roof is the only way to inspect decking, rebuild valleys properly, and meet current fire-zone code. If your roof is single-layer and sound, we’ll tell you that honestly. If it’s not, we’ll show you photos before we add any cost. Schedule a free estimate at (945) 303-9821.
Tight lots raise cost in two specific ways: staging and labor. When we can’t fit a dumpster and material drop on-site, we hand-carry stock and schedule smaller waste pickups, which takes crew hours. It’s the difference between a straightforward driveway job and a hillside bungalow off Bolinas Road where every bundle of shingles walks up a path. We factor this into the written quote up front, so you’re not paying for access surprises mid-job. Call (945) 303-9821 for a site-specific price.
Yes, it changes the materials in three concrete ways: the shingle or tile system must be Class A fire-rated, the underlayment must meet current fire-zone specs, and the roof-to-wall and roof-to-valley details have to be built to a stricter standard than a roof in a lower-risk town like San Rafael. We’ve replaced enough Fairfax roofs under the current Cal Fire requirements that this is baseline work for our crews, not a special-order exception. Call (945) 303-9821 to talk through what your roof’s fire-zone requirements mean.
On a shaded Fairfax lot, you should clear debris and treat moss at least twice a year - once before the wet season in October and once after spring leaf drop in May. Bay laurel and oak leaves hold moisture against shingles, and moss accelerates granule loss. When we replace your roof, we build venting and drainage that reduces debris trapping, but the tree canopy means maintenance is part of owning a Fairfax roof. We’ll include the maintenance reality in your replacement plan, and we can schedule the clearing. Call (945) 303-9821.
Got a Fairfax roof that’s failing, mossed over, or showing water stains on the ceiling? Call (945) 303-9821. A live person answers, we schedule a free estimate, and you’ll have a written price in your hands before a single nail is driven.
Written by Greg Holloway, Owner at Tilehurst Roofing, serving Fairfax and Marin County under the Kingswell Guarantee.