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
Remodeling Company in Hillsborough, CA
Home renovation in Hillsborough means working on large-lot estates, mid-century custom homes, and the occasional tear-down rebuild, not tract housing. The town’s dense tree canopy, discretionary design review, and fog-influenced microclimate change how every project gets planned and built. Timberline Contractors manages that full scope under one contract, from interior remodeling to exterior envelope work and ADUs. Call (866) 253-5808 to talk through your project.
Why Hillsborough Homes Are Different
Hillsborough sits in the wooded hills above the Bay’s west side, and that geography shapes nearly every job we take on. Cool, damp winters and heavily shaded lots mean north- and west-facing walls hold moisture longer than anything you’d see in flatter, sunnier parts of the Peninsula. We plan mold-resistant assemblies, upgraded flashing details, and drainage before finish work starts, because a remodel that ignores those exposures fails early and costs more to correct.
The housing stock here leans toward large single-family estates and custom homes built from the mid-century through the 1990s, with generous setbacks and mature landscaping. Whole-house remodels, second-story additions, ADUs, and full tear-down rebuilds are the norm. That scale of work in Hillsborough runs through the town’s own planning and building department, plus a design-review process that looks hard at massing, height, and any proposed tree removal. Protected heritage oaks and redwoods frequently drive redesigns before grading can begin. The canopy that gives these lots their character is also the first hurdle on the permit path.
Styles & brands we work with







Our Main Hillsborough Services
Most Hillsborough homeowners come to us for one of two things: a full general-contractor relationship that carries a major project from foundation to ridge cap, or a whole-home remodel that connects interior and exterior work under one plan. Here’s how each works in this town.
General Contractor in Hillsborough
Acting as your general contractor in Hillsborough means coordinating every trade, every material selection, and every permit submittal against the town’s design-review process. We manage structural, mechanical, and finish work as one accountable scope, which matters when protected-tree review or discretionary design conditions push a schedule sideways. Our brand roster spans cabinetry, roofing, siding, windows, doors, and hardscape lines so the material decisions stay coherent across the entire project. General Contractor in Hillsborough covers the full scope of how we run these jobs.

Home Remodeling in Hillsborough
Home remodeling in Hillsborough is rarely one room at a time. The typical project ties kitchen and bath work into larger layout changes, then extends to the exterior envelope because the fog and shade here punish half-measures. We bring the showroom to the project with Cambria quartz, Therma-Tru entry doors, James Hardie siding, and Schluter waterproofing systems, all specified to the actual conditions of the lot. Home Remodeling in Hillsborough walks through how we approach these full-home renovations.

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.
Home Renovation in Hillsborough

Home renovation in Hillsborough is the service that ties everything else together: kitchens, baths, additions, exterior shell, and outdoor living all under one general contractor. The homes here were built for a different era of living, and updating them means rethinking flow, insulation, glazing, and waterproofing simultaneously. That’s exactly the scope Timberline handles through our Home Renovation process, with material selection backed by 50-plus manufacturer partners instead of a limited catalog.
Home Renovation Contractors
Signs you need it
A house that works room-by-room but fights you as a whole – dated kitchens next to original baths, sloping floors, single-pane windows in the fog, no connection between indoor and outdoor space – is a candidate for a coordinated renovation rather than another piecemeal remodel.
What it costs in Hillsborough
Whole-home renovations in Hillsborough run from $45,000 for a focused interior scope to $130,000 or more for a project that includes a second-story addition.
How we do it
We start with a site visit to understand lot conditions and the design-review path, then produce a written line-item quote that covers all trades, materials, and permits before any work begins.
Home Renovation Companies
Signs you need it
You’re comparing multiple specialty contractors and realizing nobody is accountable for the transitions between demolition, framing, rough-in, finishes, and the exterior.
What it costs in Hillsborough
A full home renovation managed by one company typically falls between $45,000 and $130,000 depending on square footage, structural work, and material tier.
How we do it
We run the project as a single contract with one point of accountability, pulling permits, scheduling inspections, and coordinating every subcontractor from foundation through final walkthrough.
What Home Renovation Costs in Hillsborough
| Item | Typical range in Hillsborough |
|---|---|
| Kitchen remodel | $14,000 – $45,000 |
| Bathroom remodel | $9,000 – $28,000 |
| Home addition | $45,000 – $130,000 |
How long does a whole-home renovation take in Hillsborough?
Most whole-home renovations in Hillsborough take four to eight months, depending on the entitlement path. Design review and protected-tree conditions can add weeks on the front end before a permit issues.
Do you handle the Hillsborough permit process?
Yes. We prepare the submittal package, respond to design-review comments, and manage inspections through close-out. Hillsborough’s discretionary review means the permit path is more involved here than in neighboring cities. Call (866) 253-5808 to discuss your project’s likely timeline.
Brands We Service in Hillsborough
Timberline brings hardscape lines like Unilock, Techo-Bloc, and Tremron to Hillsborough paver driveways, patios, and pool surrounds, along with our full kitchen, bath, roofing, and siding roster. Material samples and finish options come to your site, not the other way around. Our brands are selected for long-term performance in this climate.
Pricing for Remodeling Company in Hillsborough, CA
| Service | Typical range in Hillsborough |
|---|---|
| Kitchen remodel | $14,000 – $45,000 |
| Small kitchen remodel | $9,000 – $20,000 |
| Bathroom remodel | $9,000 – $28,000 |
| Walk-in shower installation | $4,500 – $12,000 |
| Paver driveway installation | $7,000 – $18,000 |
| Roof replacement | $8,000 – $20,000 |
| Window replacement | $4,500 – $15,000 |
| Vinyl fence installation | $3,500 – $9,000 |
| Home addition | $45,000 – $130,000 |
| ADU construction | $90,000 – $220,000 |
| Garage conversion | $30,000 – $80,000 |
| Paver patio installation | $3,500 – $11,000 |
Prices in Hillsborough run toward the upper end when jobs trigger design-review conditions, protected-tree modifications, or structural upgrades on large custom homes. We quote each project with fixed, line-item pricing, so the number on your estimate is the number you pay if the scope doesn’t change.
See the difference
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AfterNeighborhoods We Serve in Hillsborough
We work across Hillsborough’s 94010 zip code, from the estates along Ralston Avenue to the lots backing up to the San Mateo Creek corridor. Response time for an estimate varies with our schedule and the size of the project, but most Hillsborough homeowners get an initial site visit within a week of the first call.
- Ralston Avenue corridor
- Lakeview area
- San Mateo Creek side
- Burlingame Hills border
- Carolands and western slopes
Service Area – Cities Near Hillsborough
Timberline Contractors serves Hillsborough and the surrounding Peninsula communities. Our work regularly takes us across the city line into Burlingame, CA, Millbrae, CA, Highlands-Baywood Park, CA, and San Mateo, CA, where lot conditions and permit paths differ from what Hillsborough requires.
Serving Hillsborough, CA — Our Local Coverage Area
We’re based in the Hillsborough 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 Remodeling Company in Hillsborough
Once we’ve walked the site and scoped the work, most projects can begin within two to four weeks, pending permit readiness. Hillsborough’s design-review process may extend the pre-construction timeline depending on the scope and whether protected trees are involved.
For major additions, rebuilds, and exterior changes with tree impact, yes. The town’s discretionary design review scrutinizes massing, height, setbacks, and tree removal. Interior remodels that don’t change the building envelope typically move through the building department faster. We prepare the submittal and manage the comments either way.
Yes. We pull all required permits, schedule inspections, and carry the project through final sign-off. We’ve served Hillsborough since 2018 and know the town’s review patterns well enough to flag likely conditions before you commit to a design. Call (866) 253-5808 for a free estimate.
Contact Timberline Contractors in Hillsborough, CA
If you’re planning a kitchen remodel, a whole-home renovation, an addition, an ADU, or exterior work on a Hillsborough property, we’d like to walk the site with you. We bring the showroom to the project, quote fixed line-item pricing, and carry the job from the foundation to the ridge cap. Call (866) 253-5808 to schedule your free estimate.
What happens when you call
- 1A real person answersNo phone trees — talk to a local construction 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 Hillsborough Customers Say
"Excellent build. Costs came in about six percent over the original contract, driven mostly by material price movement during the build, which he documented each time."
— Vivian Nguyen"He caught an error in the engineer's drawings before it got framed, which would have been an expensive thing to discover later."
— Tracy Anderson"Framing crew was meticulous and the walls are straight everywhere. Drywall goes on a lot better when the framing is right."
— Luis Mendoza