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AfterHow Much Does Construction Cost in San Jose?
Construction and remodeling work in San Jose typically runs $106,200 to $259,600 for a full ADU build, which anchors the high end of the market. Smaller, more common projects land far below that: a kitchen remodel runs $16,520 to $53,100, a bathroom sits between $10,620 and $33,040, and a roof replacement comes in around $9,440 to $23,600. The wide spread is real. A 1960s ranch in Willow Glen and a newer build in Almaden Valley can need completely different scope for what sounds like the same job.
Mason Remodeling has worked as a general contractor on San Jose homes since 2004, and we put a written price in front of every homeowner before any work starts. No verbal ballparks that grow on the final invoice. Here’s what the numbers actually look like in this market right now.
Construction Cost Breakdown (2026)
These ranges reflect San Jose labor rates, permit fees, and material pricing as of early 2026. If you’re comparing quotes, use these as your yardstick.
| Project | Typical San Jose Range |
|---|---|
| ADU construction | $106,200 – $259,600 |
| Home addition | $53,100 – $153,400 |
| Garage conversion | $35,400 – $94,400 |
| Kitchen remodel (full) | $16,520 – $53,100 |
| Small kitchen remodel | $10,620 – $23,600 |
| Bathroom remodel (full) | $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 |
| Shower replacement | $3,540 – $10,030 |
| Bathroom vanity installation | $945 – $3,540 |
| Cabinet installation | $4,720 – $15,340 |
| Countertop installation | $2,360 – $7,670 |
| Backsplash installation | $945 – $2,950 |
| Kitchen island installation | $3,540 – $11,800 |
| Roof replacement | $9,440 – $23,600 |
| Roof repair | $470 – $2,125 |
| Metal roof installation | $17,700 – $47,200 |
| Tile roof repair | $710 – $2,950 |
| Window replacement | $5,310 – $17,700 |
| Impact window installation | $9,440 – $29,500 |
| Paver driveway installation | $8,260 – $21,240 |
| Concrete driveway installation | $5,310 – $14,160 |
| Asphalt driveway paving | $4,130 – $10,620 |
| Driveway replacement | $5,900 – $16,520 |
| Driveway sealing | $295 – $825 |
| Paver patio installation | $4,130 – $12,980 |
| Vinyl fence installation | $4,130 – $10,620 |
| Aluminum fence installation | $4,720 – $11,800 |
What pushes a San Jose project to the high end
Four things cost homeowners the most here. First, structural surprises behind the walls. In neighborhoods like North San Jose and Alum Rock, we regularly find knob-and-tube wiring or galvanized plumbing still in service, and bringing that to current code adds real money. Second, permit complexity. A project that touches structure, electrical, or plumbing in San Jose runs through the city’s plan review, and that timeline and fee schedule affect the final number. Third, site access. Hillside lots in the East Foothills and Los Gatos-adjacent pockets often need retaining work or staging plans that flat-lot homes don’t. Fourth, material tier. Cambria quartz counters and KraftMaid cabinetry sit at a different price than builder-grade stock, and the gap between the two is where most budget decisions actually get made.
Ready for a number that fits your specific home? Call (803) 680-2547 and we’ll schedule a free estimate.
What Affects Construction Pricing in San Jose
- Permit fees and inspection timelines. San Jose’s building department charges by valuation and scope, and projects that alter structure or systems require plan review. Our in-house team handles the filing and scheduling so you’re not chasing the counter yourself.
- Building age and hidden conditions. Large parts of San Jose were built between the 1950s and 1980s. Opening a wall in a 1965 home often reveals work that has to be corrected before anything new goes in. We flag it in writing before we proceed, never after.
- Material selections. Specification-grade products from Cambria, Silestone, Caesarstone, Kohler, Moen, Toto, Grohe, KraftMaid, and Wellborn give you vetted professional options in one place. Choosing mid-tier instead of top-tier on surfaces and fixtures can move a kitchen $8,000 to $15,000.
- Labor availability. San Jose’s construction labor market stays tight, and skilled trades cost more here than in most California metros. That’s baked into every range above.
- Scope creep mid-project. Adding a second bathroom or moving a load-bearing wall after demo starts is the single most common reason a written price and a final invoice diverge. We lock scope before we start, and any change gets a written adjustment first.
- Exterior exposure. Tile roofs, stucco, and paver hardscape take a beating from San Jose’s dry summers and wet winters. Roofing and hardscaping quotes here include more prep and drainage correction than in milder markets.
Who’s coming to your home
Before a crew member reaches your door, you get their name and photo. That’s not a courtesy we offer on request, it’s The Threshold Standard: every technician is background-checked and identity-verified, arrives in a clean marked uniform, and shows a photo ID badge on arrival. If you’re home alone with young kids, or you’re an older adult who treats opening the door as a real decision, you should know exactly who to expect. Every Mason Remodeling technician is introduced to you by name and photo before the visit.
How to Save on Construction in San Jose
You don’t have to accept the top of every range. A few moves consistently bring San Jose projects down without cutting quality.
- Bundle related work. Doing a bathroom and a kitchen in the same permit cycle shares mobilization, disposal, and inspection costs. It’s usually cheaper than two separate projects a year apart.
- Keep plumbing and gas lines where they are. Moving a toilet or range means new rough-in, new inspection, and real labor. Design around existing fixtures and you’ll save thousands.
- Choose the middle of the material range where it doesn’t show. Cabinet boxes and drawer hardware can be mid-tier while the doors and countertop carry the look. Same result, lower line item.
- Plan for the dry season. Roofing and hardscape work scheduled in San Jose’s wet months can require weather delays that add cost. Spring and early summer scheduling runs smoother.
- Get the price in writing before anyone starts. The most expensive projects are the ones with no written scope. A firm number up front is the best savings tool there is.
- Ask about the free second visit. If a repair or installation fails, we come back at no charge. No dispute process, no conditions. That’s part of how we stand behind the work.
Want a number for your specific project? Free estimates start with a call to (803) 680-2547, and a live person answers around the clock, every day of the year.
FAQs About Construction Cost in San Jose
How much does a full home renovation cost in San Jose?
A whole-home remodel in San Jose typically runs from about $106,200 to $259,600 depending on square footage, structural scope, and material tier. Additions sit between $53,100 and $153,400, and garage conversions between $35,400 and $94,400. If you’re working from a specific budget, we’ll tell you honestly what it covers before you commit. Call (803) 680-2547 for a free estimate.
Is it cheaper to repair or replace in San Jose?
As a rule, repair beats replace until the component is past roughly 60 to 70 percent of its expected life. A roof repair runs $470 to $2,125, while a full replacement is $9,440 to $23,600, so if your roof has years left, repair wins. Once you’re facing repeat failures on the same system, replacement usually costs less over five years. We’ll give you the written price for both paths so you can decide. Call (803) 680-2547 and we’ll assess it.
Why are construction costs higher in San Jose than other cities?
San Jose construction pricing reflects the highest labor and permit costs in the region, plus the reality that most of the housing stock dates from 1950 through 1980. Older homes regularly hide outdated wiring, plumbing, or framing that has to be corrected during a remodel. Material costs are similar to the rest of the Bay Area, but labor and code-compliance work push totals up. A written price from us documents exactly what’s included so nothing surprises you at the end.
Can you give me a written price before the work starts?
Yes, and we do it on every project, every time. A written price is not an upgrade or a favor at Mason Remodeling, it’s standard. That document states the scope, the material selections, and the dollar figures. Combined with our 365-Day Done Right Promise, it means if the work isn’t right within a year of completion, we make it right at no cost to you. Call (803) 680-2547 to get started.
How long does a typical San Jose remodeling project take?
A bathroom remodel usually takes two to four weeks, a kitchen four to eight weeks, and an ADU or addition three to six months once permits clear. San Jose plan review can add time before work begins, and we schedule that into the timeline up front rather than letting it become a surprise. A live person answers our line 24 hours a day, 7 days a week, so you always have a direct line if you have a question. Call (803) 680-2547.
Get Your Written Price Before the Work Starts
San Jose construction costs vary a lot, but you shouldn’t have to guess which number applies to your home. Mason Remodeling gives you a written price before any work begins, verifies every crew member by name and photo through The Threshold Standard, and backs completed work with a 365-Day Done Right Promise. If something isn’t right within a year of completion, we return and fix it free.
Whether you’re planning a kitchen in Willow Glen, an ADU in Almaden Valley, or a whole-home remodel anywhere in San Jose, a live person answers our line right now. Call (803) 680-2547 for a free estimate. We’ll put the price in writing and you’ll know exactly who’s coming to your door.
Pricing reflects the San Jose market as of 2026. Mason Remodeling offers free estimates – call (803) 680-2547.
Written by Isaac Pruett, Owner at Mason Remodeling, serving San Jose since 2004.
What Our Customers Say
"Good work on the hall bath. They found a rotted subfloor, which added cost, but showed me photos and a clear price first."
- Neil P."Great quality tile work. The countertop template slipped by a week, but the project lead explained and kept us updated."
- Susan Y."Basement refinish with egress window. Drywall finish is smooth and the electrician was tidy."
- Kyle S.
