Free roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation
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AfterFast, Reliable Roof Installation Across Davis
Roof installation in Davis, CA typically runs between $9,800 and $18,500 for a standard single-family home, and most projects take four to seven working days once materials arrive. Those are real numbers, not estimates. The bigger variable in Davis isn’t the shingle, it’s whether your roof carries a solar array that has to come off first. Nearly every reroof we do here starts with a solar detach-and-reset, which adds $1,200 – $3,800 depending on racking and panel count. If you’re in Central Davis, North Davis, or out toward West Davis and need a straight answer about what your roof will cost, call Grant Whitlock and the Mercer Roofing team at (743) 200-8347. We’ll give you a written price before any work starts.
Why Mercer Roofing Is Davis’s Preferred Roof Installation Company
Davis homeowners call us because we tell them who’s coming before they open the door. Every Mercer technician is background-checked, identity-verified through the Threshold Standard, and arrives in a clean uniform with a photo ID badge. Your name-and-photo notification comes to your phone first. For parents home with young kids, for older homeowners who want proof at the door, that detail matters more than any shingle brand.
Founded in 2000 as part of the Threshold Group family, Mercer Roofing operates under the Threshold Verified standard: background-checked, photo-badged, uniformed on every visit. Davis customers consistently cite two things in their reviews: the upfront written price, and the fact that they knew exactly who would be standing on their porch. Dispatch is coordinated from our Sacramento office, and crews serve Davis daily. Grant Whitlock leads the team, and he’ll be the one who makes sure the estimate is line-item specific before you ever sign anything.
Tile Roof in Davis
Tile roof installation in Davis is most common in the newer subdivisions east of Mace Boulevard and in the custom homes around Wildhorse, where concrete and clay tile were popular from the late 1990s forward. A tile roof in Davis costs between $18,000 and $42,000 depending on tile type, underlayment spec, and whether we’re doing a full tear-off. When a Davis homeowner needs tile, it’s usually because the original underlayment has failed while the tile itself still looks fine. We see that constantly in the Mace Ranch and Willowbank areas.
Underlayment and Flashing First
Tile is the wear layer. The waterproofing underneath is what actually keeps your home dry. In Davis, we spec two layers of synthetic underlayment plus ice and water shield at every penetration, because summer heat above 105°F cooks standard felt until it cracks along the battens. Flashing boots around solar penetrations get replaced on every tile job we do in Davis.
Tile Over Solar Setbacks
On tile roofs with solar arrays, the detach-and-reset sequence has to happen before underlayment goes down. That means coordinating with your solar contractor, mapping every stanchion, and making sure the reset doesn’t crack a tile course. We’ve done enough of these in Davis that it’s standard procedure, not an add-on.
Roof Ventilation in Davis
Roof ventilation in Davis is the difference between a shingle roof that lasts 15 years and one that dies in 8. The Sacramento Valley floor pushes summer attic temperatures past 140°F, and without balanced intake and exhaust, west-facing slopes cook from both sides. In Davis’s tract-home neighborhoods like South Davis and East Davis, most original 1970s and 1980s homes were built with minimal ridge venting. A full ventilation correction during reroof runs $800 – $2,400 depending on ridge length and soffit access.
Ridge Vent on Village Homes
Village Homes in west Davis has non-standard pitches and overhangs engineered for passive-solar shade. Stock ridge vent doesn’t always fit those profiles. We cut and detail ridge vent to match the actual overhang geometry, not the other way around. Skipping that detail undermines both the original shade design and the attic temperature balance.
Soffit and Drip Edge Details
Tule fog keeps north-facing slopes in Davis damp for days at a time. Without a properly detailed drip edge and algae-resistant shingles, moss creeps under the starter strip and lifts courses. Ventilation isn’t just about heat escape, it’s about drying out the decking before that moisture becomes rot.
Trusted Brands We Service in Davis
We install and repair roofs using manufacturer-recognized shingle brands including GAF, CertainTeed, and Owens Corning. For Davis heat specifically, we recommend CertainTeed’s algae-resistant lines on north-facing slopes and GAF’s higher-wind-rated architectural shingles for the solar-heavy neighborhoods. We stock common components locally for Davis customers, which means faster turnaround when a slate of homes in Village Homes or Mace Ranch needs work at the same time. The brand on the wrapper matters less than the nailing pattern, but we only use brands that let us register the warranty in your name.
Common Roof Installation Problems We See in Davis Homes
- Solar detach-and-reset cycles cracking flashing boots. Every time a panel is removed and reinstalled, the rubber boot around the stanchion gets stressed. If the roofer skips new ice and water shield at those penetrations, leaks find the decking within two winters. We re-flash every penetration on every Davis reroof.
- West-facing granule loss from valley-floor UV. Davis regularly hits summer highs above 105°F, and the UV index bakes architectural shingles on west slopes years ahead of coastal schedules. Cheap inland-spec shingles fail first, usually with visible granule wash-off in the gutters.
- Tule fog algae and moss on north slopes. Days of sustained low-visibility moisture promote algae on north-facing roof planes. Without algae-resistant shingles and a correctly detailed drip edge, moss creeps under the starter strip and lifts the first course.
- Village Homes geometry mismatches. The passive-solar homes in west Davis have non-standard pitches and overhangs. Stock ridge vent, soffit details, and underlayment cuts often don’t fit those profiles. Cutting corners there undermines both the original shade plan and the ventilation balance.
Pricing for Roof Installation in Davis, CA
A composition shingle roof in Davis runs $9,800 – $18,500 for a typical single-family home, tear-off included. Tile runs $18,000 – $42,000. The solar detach-and-reset adds $1,200 – $3,800 depending on array size and racking type. Ventilation correction adds $800 – $2,400. The variables that shift your number: roof pitch, decking condition once we expose it, the number of solar penetrations, and whether your home is in a Village Homes geometry that needs custom detailing. We give a written price before any work starts, and that price is the price. Call (743) 200-8347 for a free estimate, and Grant will walk you through every line item.
We Also Serve Cities Near Davis
Beyond Davis, Mercer Roofing serves homeowners in Dixon, Woodland, West Sacramento, and Winters. Same written-price upfront, same Threshold Verified technician standard. If you’re in one of those cities and want to understand your Roof Installation options, call us at (743) 200-8347. We’ll schedule around your solar timeline, not ours. Learn more about how we work across the region by visiting our Davis service page.
Serving Davis, CA - Our Local Coverage Area
We’re based in the Davis 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 Installation in Davis
Yes. Davis has one of California’s highest per-capita residential solar rates, so nearly every roof installation here is actually a solar detach-and-reset job first. The array gets mapped, detached, stored, and remounted after your new roof is complete. We coordinate directly with your solar contractor so the flashings, racking, and warranty sequence stay intact. Call (743) 200-8347 and we’ll tell you exactly what the sequence looks like for your home.
For Davis, you want an architectural shingle with a high wind rating and algae resistance, installed with a six-nail pattern on synthetic underlayment. When comparing bids, ask whether the quote includes ice and water shield at solar penetrations, a drip edge detail, and ridge vent sized to your actual soffit intake. If a bid doesn’t mention those, it’s underpriced for this climate. We’ll give you a written, line-item price so you can compare exactly what’s included.
Village Homes was built with non-standard pitches and overhangs engineered for passive-solar shade calculations. Stock ridge vent and soffit details often don’t fit, and reroofing requires preserving that geometry rather than covering it. The extra cost comes from custom detailing, not markup. We’ve done enough Village Homes reroofs to quote that work accurately the first time. Call (743) 200-8347 for a specific number.
Near campus, most buildings are flat- or low-slope rental units and small apartment buildings built during UC Davis’s 1960s and 1970s expansion. Those roofs use different materials, mostly modified bitumen or single-ply membrane, not composition shingles. The sequencing around tenants and bike storage adds coordination cost, but the materials are actually less expensive on a per-square basis. We handle both the single-family suburbs and the near-campus rental stock.
The green streaks are algae, encouraged by Tule fog that keeps north-facing slopes wet for days at a time. Installation prevents it by using algae-resistant shingles on those slopes and detailing the drip edge so moisture doesn’t wick under the starter strip. Once algae is established, replacement is the only real fix. We’ll spec the right shingle for the right slope on every Davis home.
Ready for a number instead of an estimate range? Call Mercer Roofing at (743) 200-8347. Grant Whitlock will schedule your free estimate, send you the technician’s name and photo before they arrive, and hand you a written price before any work starts. That’s how every Davis roof installation should go.
Written by Grant Whitlock, Owner at Mercer Roofing, serving Davis, CA as part of the Threshold Group family, founded in 2000.