Kitchen remodeling
Bathroom remodeling
Home additions & ADU
Roofing
Windows & doors
Driveway & pavers
FenceFree written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Fast, Reliable Home Remodeling Across San Mateo
A full home remodel in San Mateo typically runs $14,000 – $130,000 depending on scope, with kitchens and bathrooms falling in the middle of that range and whole-home renovations or additions at the upper end. The cost difference almost always comes down to what’s behind the walls: foundation condition, seismic detailing, and whether the permit package includes geotechnical review. We know exactly what San Mateo’s building department will ask for because we’ve walked those counter lines for years. Call (877) 752-3868 to schedule a free estimate, and we’ll give you a written scope with line-item pricing before you commit to anything.

Why Ashford Contractors Is San Mateo’s Preferred Home Remodeling Company
San Mateo homeowners hire us because we handle the full scope: framing, foundation work, cabinetry, countertops, plumbing fixtures, windows, and exterior envelope systems. One contract, one project manager, one point of accountability. When you’re opening walls in a 1950s raised-foundation house off Hillsdale or adding square footage in the Bay Meadows infill, you don’t want to coordinate three separate subs and hope their schedules line up. We work with brand rosters like KraftMaid, Cambria, James Hardie, and Therma-Tru so material selection happens early and doesn’t stall the rough-in.
Local reputation matters here. San Mateo is a tight community, and homeowners talk; neighbors compare notes on which contractors actually showed up when they said they would. We’ve built our name on showing up and on being honest about what a project will really need. That means if your remodel is going to trigger a geotech review because you’re east of El Camino on bayfill, we tell you before you sign, not after we’ve opened the foundation.
Our response time to San Mateo neighborhoods like Hillsdale, Shoreview, and the El Camino corridor is typically within one business day for estimates. Glen Mossier, our owner, has walked hundreds of Peninsula crawlspaces and knows what inspection sign-off actually requires here. That matters when the difference between passing and failing is a correctly bolted cripple wall.
Styles & brands we work with







Full Home Remodel in San Mateo
A Full Home Remodel in San Mateo means gutting and rebuilding multiple rooms while bringing the structure up to current seismic and energy code, typically $45,000 – $130,000 for whole-house scopes that touch kitchens, baths, and living spaces together. For older tract homes from the 1940s – 1960s with raised foundations, the remodel almost always includes foundation bolting, cripple-wall plywood shear panels, and corrosion-resistant fasteners before any finish work starts. Homeowners choose this route when the house is worth keeping but the systems inside it aren’t.
In San Mateo’s bayfill flats east of El Camino, we often hit high groundwater during any excavation for plumbing or foundation work. That means dewatering and sometimes deeper piles, which a contractor working in, say, Redwood City’s hills would never factor in. We price that work as part of the initial quote, not as a surprise change order.
Raised Foundation Retrofits During Remodels
Most San Mateo remodels in the flatlands start in the crawlspace. The typical 1950s bungalow has cripple walls that were never designed for lateral loads, so we bolt the sill plate, install plywood shear panels, and document every connection with photos and fastener schedules. That packet becomes part of your project file and can lower your insurance premium after completion.
Whole-House Systems Coordination
When we open walls for a full remodel, we’re looking at electrical panels, aging galvanized plumbing, and undersized ductwork all at once. That’s the efficiency of one contractor running the whole job. We schedule rough-in inspections so the building department signs off on framing, plumbing, and electrical in one pass rather than three separate visits.
Home Remodeling Contractor in San Mateo
Choosing a Home Remodeling Contractor in San Mateo means hiring someone who understands the city’s seismic retrofit requirements, not just someone who can hang drywall. We function as your general contractor across every scope: kitchens, bathrooms, flooring, windows, doors, structural repairs, and exterior work like siding and hardscape. Pricing for smaller scopes like cabinet installation runs $4,000 – $13,000, countertops $2,000 – $6,500, and bathroom remodels $9,000 – $28,000.
The homeowners we work with in San Mateo usually have a project that touches multiple systems. A kitchen remodel that requires moving a load-bearing wall means structural engineering, which means the city wants calculations, and the permit review gets more involved. That’s exactly the kind of job where a single accountable contractor prevents delays and finger-pointing.
Kitchen and Bath Package Management
We source cabinets from KraftMaid and Wellborn, countertops from Cambria and Silestone, and plumbing fixtures from Kohler, Grohe, Toto, and Moen. You pick the brand and finish; we handle lead times, delivery, and installation sequencing. That coordination is what keeps a kitchen remodel from stretching into month six.

Seismic and Structural Repairs
Many San Mateo homes need structural work before any finish work can proceed. That might mean replacing rotted mudsills, bolting foundations, or adding shear walls to meet current code. We handle those repairs in-house and get them signed off before your drywall goes up, so there’s no re-opening walls later.
Trusted Brands We Service in San Mateo
We work with over 50 name-brand manufacturers, which means your San Mateo remodel gets genuine material choice instead of whatever single line the contractor happens to stock. On the exterior side, we’re authorized to install Ameristar, Jerith, Master Halco, and Bufftech fencing systems alongside James Hardie siding and GAF or Owens Corning roofing. For interiors, KraftMaid and Wellborn cabinetry, Cambria and Silestone countertops, and Kohler and Toto plumbing fixtures are all in our regular rotation. Because we’re running multiple San Mateo jobs at any given time, we can pull materials for your project quickly, no waiting on a distributor that only ships to the East Bay.
See the difference
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After
Before
After
Before
AfterCommon Home Remodeling Problems We See in San Mateo Homes
- Unbolted cripple walls in 1940s – 1960s tract homes. These raised-foundation bungalows were never designed for lateral seismic loads, so any remodel that opens walls triggers a retrofit requirement. We bolt the sill plate and add plywood shear panels before the rough-in inspection.
- Foundation work priced without geotech review in the bayfill flats. East of El Camino, the groundwater table is high and the soil is loose. Contractors who skip geotech pricing end up with change orders for dewatering or deeper piles mid-project.
- Salt-laden air causing fastener corrosion and hidden mold. Homes near the bay get chronic moisture and airborne salt. Standard fasteners rust behind walls within a few seasons, and without proper drainage detailing, mold develops in older wood-frame houses.
- Hillside lots with slope-stability review requirements. West of El Camino, any addition or significant remodel faces retaining-wall and slope-stability scrutiny that can add months to permit approval. We handle that documentation up front so the project timeline doesn’t ambush you.
Pricing for Home Remodeling in San Mateo, CA
Here’s what San Mateo homeowners should expect to budget, based on our recent projects across the city:
| Project Type | Typical Range in San Mateo |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Home Addition | $45,000 – $130,000 |
| Cabinet Installation | $4,000 – $13,000 |
| Countertop Installation | $2,000 – $6,500 |
What moves the number within each range, besides square footage: whether the project triggers seismic retrofit work, whether your lot is in the bayfill flats or on the hillside, and what finish level you choose. A KraftMaid cabinet package with Cambria counters costs more than stock boxes and laminate, full stop. Every estimate from us is a written line-item quote, so you see exactly where the money goes. Call (877) 752-3868 to schedule your free estimate.
We Also Serve Cities Near San Mateo
Our crews work regularly in the surrounding Peninsula communities, including Highlands-Baywood Park, Foster City, Belmont, and Hillsborough. If you’re just across the border, you’ll get the same pricing structure and the same licensed team. Check our San Mateo service area page for full details on coverage and response times across the mid-Peninsula.
Serving San Mateo, CA — Our Local Coverage Area
We’re based in the San Mateo 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 Home Remodeling in San Mateo
Yes. For most homes built before 1980, any remodel that opens interior walls or involves structural work will trigger seismic retrofit requirements, including foundation bolting and cripple-wall shear panels. This is non-negotiable in San Mateo’s building department. The inspection won’t sign off on framing without it. Call (877) 752-3868 and we’ll tell you exactly what your specific house will need.
Because the soil east of El Camino is bayfill with a high water table, so any foundation excavation or new footing work often requires geotechnical review, dewatering, or deeper piles. Contractors who don’t know San Mateo price that work as if they’re building on stable upland soil, and the change order comes later. We include geotech contingencies in our initial quote for flats properties.
It should include line items for foundation bolting, plywood shear panels, corrosion-resistant fasteners, and any geotechnical review if your lot is in the bayfill zone. It should also include permit fees and inspection scheduling as a named scope. A quote that skips those items isn’t cheaper; it’s incomplete, and you’ll pay for those items as change orders after the walls are open. Our written quotes spell all of this out before you sign.
Yes. Most insurers offer retrofit credits or premium reductions when you can provide documentation that the work was completed to current code: photos, fastener schedules, and signed inspection cards from San Mateo’s building department. We rebuild the kitchen and open a load-bearing wall in a 1950s raised-foundation bungalow off Hillsdale where the cripple walls needed bolting and plywood shear panels before the rough-in could be signed off. Our project manager specced corrosion-resistant fasteners and a KraftMaid cabinet package with Cambria counters, and the inspection sign-off packet we handed the homeowner became the documentation their insurer wanted for the seismic retrofit credit. That packet is yours to keep.
San Mateo’s over-the-counter permit review for simple remodels often runs two to four weeks; anything involving structural changes, hillside slopes, or bayfill geotechnical review can stretch to two or three months. Foster City and Belmont move at a similar pace, but San Mateo’s seismic review adds extra scrutiny for older homes. We submit the permit package in a format the reviewers expect to see, which avoids the back-and-forth resubmission cycle that drags projects out.
Written by Glen Mossier, Owner at Ashford Contractors, serving San Mateo and the mid-Peninsula.