Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
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AfterRemodeling Company in San Jose, CA
Home remodeling in San Jose runs between $53,100 and $153,400 for whole-home projects, with most kitchen and bath renovations falling in the mid-range depending on age of the home and foundation type. We’re Penhallow Remodeling, and we handle kitchen remodels, bathroom remodels, and whole-home renovations across Santa Clara County from our Bay Area dispatch office. If you’re staring at original 1960s cabinetry in Cambrian or planning an ADU in Willow Glen, call us at (936) 259-2607 and we’ll put a written price in your hand before any work starts.
Why San Jose Homes Are Different
San Jose sits at a collision point few other California cities face. On one side, tech wealth and the nation’s most severe housing shortage have triggered an ADU and high-end renovation boom. On the other, Ordinance 30016 mandates seismic retrofits for thousands of 1960s – 70s wood-frame apartment buildings, creating a legally required construction market that dwarfs anything in neighboring Sunnyvale or Santa Clara. Contractors who can navigate both, permitted ADU builds and seismic strengthening, are the ones homeowners actually hire.
The housing stock tells the story. East San Jose, Berryessa, Cambrian, and Almaden are packed with post-war tract homes built on post-and-pier or cripple-wall foundations that fail modern seismic standards. Willow Glen and Japantown layer in pre-1930 Craftsman and Victorian structures where historic-sensitive renovation isn’t optional, it’s permit-required. North San Jose’s post-2000 high-density construction near tech campuses operates under entirely different code sets. We don’t guess which rules apply. We check the parcel, the era, and the foundation type before we quote.
Climate and terrain add their own wrinkles. Dry Mediterranean summers let us run exterior phases year-round, but low-lying Alviso and the North First Street corridor sit in mapped liquefaction zones per the California Geological Survey. That means engineered pier-and-grade-beam or post-tensioned slab foundations, adding cost and design time that less experienced contractors miss in their initial bid. The Calaveras Fault slices through Alum Rock and the East Foothills, so fault-setback compliance is a routine permit hurdle we plan for, not discover mid-project.
Then there’s the permit office. San Jose’s standard residential review routinely takes 6 – 12 months. We cut that to 2 – 4 weeks by using the city’s pre-approved ADU standard plan library, a fluency that often decides who gets hired. Homeowners burned by delays elsewhere notice the difference.
Our Main San Jose Services
San Jose homeowners call us most often for structural renovation and room-specific remodeling. Here’s what each looks like in this market.
General Contractor in San Jose
We coordinate permitted structural work, seismic retrofits, and whole-home renovations across San Jose’s varied housing eras. In Almaden, that often means opening up 1970s floor plans while reinforcing cripple walls to current standards. In Willow Glen, it means matching new framing to existing Craftsman details so the addition reads as original. Every job gets a written price, a defined arrival window, and our 365-Day Done Right Promise. General Contractor in San Jose
Bathroom Remodeling in San Jose
Bathrooms in San Jose’s older stock typically need more than cosmetic updates, original galvanized plumbing, unvented fans, and subfloor rot near the bay-side humidity line. We strip to studs, replace infrastructure, and rebuild with moisture-resistant cement board substrate behind tile. Our crews install Kohler and Moen fixtures on waterproofed surfaces so the work lasts. Written price upfront, every time. Bathroom Remodeling in San Jose
Kitchen Remodeling in San Jose
Kitchens here run from compact 1950s galley layouts in Berryessa to open-concept renovations in Cambrian with full appliance packages and island seating. We source KraftMaid and Wellborn cabinetry, Cambria or Silestone countertops, and specify proper ventilation for gas-to-induction conversions that San Jose’s building code now encourages. The quote covers demo, rough electrical, finish carpentry, and cleanup, no surprise line items at final invoice. Kitchen Remodeling in San Jose
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 Remodeling in San Jose
Whole-home remodeling in San Jose means working with housing stock that spans seven decades and three seismic code cycles, often on the same block. We regularly open up 1960s floor plans in Cambrian while reinforcing foundations, or restore Japantown Victorians with modern systems hidden behind period-appropriate trim. Our Home Remodeling process starts with a site visit to identify foundation type, existing permit history, and any soft-story or liquefaction hazards that affect design and budget.
Whole House Remodel
Signs you need it
Your home has original knob-and-tube wiring, a failing post-and-pier foundation, or floor plans that don’t match how you actually live.
What it costs in San Jose
Whole-home renovations in San Jose typically run $53,100 – $153,400, with foundation work, seismic retrofitting, and historic compliance adding to the upper end.
How we do it
We sequence structural and MEP phases first, then run finish carpentry and fixture installation, pulling permits at each stage and passing inspections before closing walls.
Home Renovation
Signs you need it
You’re updating multiple rooms but keeping the existing footprint, or replacing aging systems before they fail.
What it costs in San Jose
Targeted home renovations in San Jose generally fall between $35,400 and $94,400 for garage conversions, or $53,100 – $153,400 for more extensive whole-home work.
How we do it
We isolate work zones to keep you living in the home, protect original finishes you want preserved, and coordinate inspections so no phase waits on permit backlog.
What Home Remodeling Costs in San Jose
| Item | Typical range in San Jose |
|---|---|
| Home Addition | $53,100 – $153,400 |
| ADU Construction | $106,200 – $259,600 |
| Garage Conversion | $35,400 – $94,400 |
How long does a whole-home remodel take in San Jose?
Most whole-home remodels in San Jose take 4 – 8 months from permit approval to final inspection, with pre-approved ADU plans cutting permit wait to 2 – 4 weeks instead of the standard 6 – 12. Foundation work in liquefaction zones or historic review in Willow Glen or Japantown can extend timelines. Call (936) 259-2607 and we’ll walk you through the specific schedule for your property.
Will we need to move out during the remodel?
Not always. We sequence phased renovations so you can stay in most San Jose homes, isolating demo dust and routing temporary electrical and plumbing around work zones. Full gut renovations or homes with single bathrooms usually require temporary relocation. We’ll tell you upfront which category your project falls into, before you sign.
Brands We Service in San Jose
We install materials from recognized trade brands, KraftMaid and Wellborn cabinetry, Cambria, Silestone and Caesarstone countertops, Kohler, Moen, and Delta fixtures, James Hardie siding, so the products behind our 365-Day Done Right Promise carry their own manufacturer warranties too. For ADU and modular additions, we also work with our brands including Abodu, Cover, and Dvele systems where site conditions allow faster install. Most cabinet and countertop orders arrive within 3 – 4 weeks from San Jose-area distributors.
Pricing for Remodeling Company in San Jose, CA
| Service | Typical range in San Jose |
|---|---|
| Kitchen Remodel | $16,520 – $53,100 |
| Small Kitchen Remodel | $10,620 – $23,600 |
| Cabinet Installation | $4,720 – $15,340 |
| Countertop Installation | $2,360 – $7,670 |
| Bathroom Remodel | $10,620 – $33,040 |
| Small Bathroom Remodel | $5,900 – $14,160 |
| Walk-In Shower Installation | $5,310 – $14,160 |
| Tub-to-Shower Conversion | $4,130 – $11,800 |
| Home Addition | $53,100 – $153,400 |
| ADU Construction | $106,200 – $259,600 |
| Garage Conversion | $35,400 – $94,400 |
| Roof Replacement | $9,440 – $23,600 |
Prices push higher in San Jose when foundation work enters liquefaction zones, when historic-sensitive renovation requires matching period materials, or when standard permit review extends to the full 6 – 12 month cycle instead of the pre-approved ADU path. Whatever your project, you’ll get a written price before any work starts, the number on day one is the number on the invoice.
Neighborhoods We Serve in San Jose
Our crews work across San Jose’s full footprint, from the pre-war homes of Japantown to the post-war tracts of East San Jose and the newer construction near North First Street. Dispatch and scheduling run from our Bay Area office, with typical first availability within a few days of your call.
- Willow Glen
- Japantown
- Cambrian Park
- Almaden Valley
- Berryessa
Service Area – Cities Near San Jose
We serve homeowners throughout the Santa Clara Valley and southern Peninsula. If you’re in Milpitas, CA planning a kitchen expansion, Santa Clara, CA updating a bathroom, Sunnyvale, CA adding an ADU, or Campbell, CA with a whole-home renovation in mind, we cover your area with the same written-price standard and 365-Day Done Right Promise.
Serving San Jose, CA - Our Local Coverage Area
We’re based in the San Jose 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 San Jose
Yes, we pull all required permits and schedule inspections for every San Jose job, including building, electrical, and plumbing where applicable. We also use the city’s pre-approved ADU standard plan library when possible to cut permit wait from 6 – 12 months down to 2 – 4 weeks. Permit costs are included in your written quote, never added later.
Homes in liquefaction zones like Alviso or near the Calaveras Fault in Alum Rock may need engineered foundations or fault-setback compliance, adding $15,000 – $40,000 to new construction or major additions. We identify these requirements during our first site visit so your written price reflects real conditions, not optimistic assumptions.
Willow Glen and Japantown have historic overlay protections that restrict exterior changes and sometimes require materials matching. We research your property’s designation before quoting, build permit timelines accordingly, and source appropriate trim, siding, and fixtures so the work passes review on first submission.
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 San Jose Customers Say
"Gutted and redid the master bath. They gave me a schedule and actually stuck to it. Any time there was a choice to make they called me instead of guessing. Love the result."
- Kayla Benton"Kitchen and dining room opened up into one space. They were honest about which wall could come down and which couldn't, no sugarcoating. Dust was kept way down with plastic everywhere."
- Oscar Benitez"Redid two bathrooms at once. The crew protected the floors and cleaned up every single day before leaving. Quote was detailed and there were no mystery charges at the end."
- Tricia Dawson