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AfterHow Much Does Window Replacement Cost in San Jose?
Window replacement in San Jose typically costs between $5,310 and $17,700 for a full-home project, with most single-window replacements landing between $700 and $1,500 including labor. A standard double-hung vinyl window in a San Jose single-family home usually runs $850 to $1,200 installed, while larger picture windows or custom sizes push past $2,000. The spread comes down to frame material, glass package, window count, and whether the existing framing needs repair once the old window comes out.
If you’re replacing one or two windows, expect to pay toward the lower end of that range. If you’re doing a whole-house swap with 12 to 15 windows, you’ll be closer to the top. And if you live in an older San Jose neighborhood like Willow Glen or Rose Garden where original wood framing is common, plan for some trim and frame work on top of the window cost itself.
Window Replacement Cost Breakdown (2026)
Here’s what we see across San Jose jobs in 2026, broken down by window type and material. These are installed prices, including labor and basic trim work:
- Vinyl double-hung window (standard size): $700 – $1,300 per window
- Vinyl casement window: $850 – $1,600 per window
- Aluminum window (common in mid-century San Jose homes): $650 – $1,200 per window
- Wood window (interior wood, aluminum-clad exterior): $1,400 – $2,600 per window
- Fiberglass window: $1,200 – $2,400 per window
- Picture window (fixed, large): $1,200 – $3,500 per window
- Bay or bow window: $3,000 – $7,500 per unit
- Sliding patio door replacement: $2,200 – $5,000
- Full-home replacement (10 – 15 windows): $5,310 – $17,700
The biggest driver is material. Vinyl is the workhorse in San Jose: it insulates well, handles the dry heat and cool nights, and costs less than wood or fiberglass. Wood windows look right on the storybook and Craftsman homes you see in Naglee Park or Shasta-Hanchett, but they cost roughly double vinyl and need more upkeep. Aluminum is common in mid-century tracts like Fairglen or the Eichler-heavy pockets of San Jose, but bare aluminum conducts heat, so you’ll want a thermal break if you go that route.
Labor in San Jose runs $150 to $350 per window for a straightforward replacement. If the installer has to reframe the opening, replace rotted sill plates, or bring the rough opening up to current code for egress, add $200 to $600 per window in labor and materials. Stucco exterior work around the window frame is another $100 to $300 per opening on typical San Jose homes.
One thing worth knowing: San Jose requires a building permit for window replacement when you’re changing the opening size or moving from a fixed window to an operable one. Straight swaps with no opening changes are typically exempt, but the city’s building department is strict about egress requirements in bedrooms. Budget $150 to $400 for permit fees when a permit is required, and make sure whoever does the work knows the local code. Our team handles this as part of the job, so you don’t have to figure out the permit counter on your own.
What Affects Window Replacement Pricing in San Jose
San Jose isn’t one housing market: it’s several. A 1950s ranch in Cambrian, a 2010s build in Evergreen, and a hundred-year-old Craftsman in the Rose Garden all have different window conditions and different costs. Here are the factors that move the number most:
- Home age and framing condition. San Jose homes built before 1980 often have wood frames with decades of weather exposure. When we pull an old window, we sometimes find rot at the sill or sagging headers. That repair work gets added to the quote before we start, so there’s no surprise. Older homes also frequently have non-standard rough openings, which means custom sizing instead of off-the-shelf windows.
- Window count and size. A 900-square-foot mid-century home might have 8 small windows. A two-story North San Jose house might have 18, including a big living-room picture window. Volume discounts help per-window pricing on larger jobs, which is why a whole-house bid often lands under $1,200 per window.
- Glass package and energy rating. San Jose’s climate zone means solar heat gain matters, especially on west-facing walls. Double-pane low-E glass is the standard baseline now. Triple-pane or gas-filled options (argon or krypton) add 15% to 30% to the window price. If your west-facing rooms bake in the afternoon, a low solar heat gain coefficient (SHGC) coating is worth the extra cost, and it qualifies for utility rebates through San Jose Clean Energy in some cases.
- Frame material. Vinyl is cheapest, fiberglass is mid-tier, wood is the most expensive. Wood-clad windows on a Rose Garden or Shasta-Hanchett home can push $2,500 per window installed, and that’s before any interior trim work.
- Second-story access and stucco work. Two-story San Jose homes require ladder or scaffolding work, which adds 10% to 20% to labor. Stucco is the default exterior on most post-1960 construction here, and patching stucco around a new window is a separate skill from hanging drywall. We build that into the quote, not into a change order later.
- Replacement scope: retrofit vs. full-frame. A retrofit insert keeps the existing frame and costs less. A full-frame replacement removes everything down to the rough opening, which is necessary when rot is present, when you want a different operating style, or when the opening needs to be resized for egress. Full-frame runs roughly 30% to 50% more than retrofit per window.
How to Save on Window Replacement
There are real ways to keep this job affordable without cutting into quality. The biggest one is to replace windows in phases. You don’t need every window done at once; grouping windows by wall or floor over two or three years spreads the cost, and you’ll learn what’s working in your home’s heat profile before committing to the rest.
Here are the practical savings levers we see in San Jose:
- Stick with standard sizes. If your rough openings will accept stock window dimensions, you’ll save 20% to 40% per window versus custom sizing. On older homes this isn’t always possible, but it’s worth checking before you pick a window line.
- Choose vinyl where it makes sense. Vinyl double-hung windows with low-E glass perform well in San Jose’s climate and cost a fraction of wood. Save wood windows for street-facing elevations where the look matters and use vinyl on the sides and back.
- Do the most heat-stressed windows first. West-facing and south-facing windows in San Jose take the worst solar load. Replacing those first gives you the quickest comfort return and the most utility savings per dollar spent.
- Check rebate programs before you buy. San Jose Clean Energy and the Bay Area Regional Energy Network occasionally run window efficiency rebates. These change year to year, so check current offerings before finalizing a glass package. A low-E upgrade that qualifies for a rebate can offset the cost of the glass.
- Get a written price, not a verbal one. The difference between a verbal estimate and a written quote is often the difference between the price you were told and the invoice you’re handed. We put the price in writing before any work starts, and that number is the number you pay. If you want to compare window replacement costs, call (669) 274-2362 and we’ll give you the real figures.
FAQs – Window Replacement Cost
How much does it cost to replace one window in San Jose?
A single standard-size vinyl window replacement in San Jose runs $850 to $1,300 installed. A wood window costs $1,400 to $2,600, and a large picture window can hit $3,500 or more. The price includes removal, new window, installation, and basic trim. Call (669) 274-2362 and we’ll quote your exact window, not a range for someone else’s house.
Is it cheaper to repair or replace windows in San Jose?
Repair is cheaper when the frame is solid and the problem is isolated: a broken latch, worn weatherstripping, a failed balancer in a double-hung sash. Those repairs run $75 to $400 per window. If the glass seal has failed (fogging between panes) or the frame is rotted, replacement is the better spend, typically $700 to $1,300 per window. A failed seal on an old window is the sign that more are coming.
How much does whole-house window replacement cost in San Jose?
A full-home window replacement in San Jose costs $5,310 to $17,700 for 10 to 15 windows, depending on material and frame condition. Most whole-house jobs land between $8,000 and $13,000 when working with vinyl in standard openings. Homes with wood windows, custom sizes, or two-story access run higher.
Do you need a permit to replace windows in San Jose?
In San Jose, a building permit is generally not required for a same-opening window swap. It is required when you change the opening size or convert a fixed window to an operable one, and bedroom windows must meet current egress code. Permit fees run $150 to $400 when needed. We handle permitting as part of the job and tell you up front if your project triggers it.
How long does window replacement take in San Jose?
A single-window replacement takes about an hour per window once the old unit is out. A whole-house job of 12 to 15 windows is typically finished in two to three working days, including stucco patching and interior trim. Two-story work and rotted frame repair add time. We give you the arrival window before we start and stick to it.
Does Penhallow Remodeling offer free window replacement estimates in San Jose?
Yes. We provide a written price before any work begins, and the estimate is free. That’s the Kingswell standard that’s been in place since 2004: the price on day one is the price on the invoice, and every job carries our 365-Day Done Right Promise in writing. Call (669) 274-2362 to schedule a walk-through.
If you’re still comparing numbers from other San Jose window companies, the fastest way to get a real price is to have someone look at your actual openings. Estimates from online calculators or national averages don’t account for San Jose’s housing stock: the stucco exteriors, the mid-century aluminum frames, the earthquake-conscious framing, or the way the sun hits different neighborhoods differently. Our window replacement work comes from the same crew that handles our window replacement service in San Jose, and every project runs on the same written-price standard.
When you’re ready to move forward or just want a number you can plan around, call (669) 274-2362. You’ll reach a real person, day or night, and we’ll set a time to measure and quote. No pressure, no soft numbers, no surprises.
Pricing reflects the San Jose market as of 2026. Penhallow Remodeling San Jose offers free estimates – call (669) 274-2362.
Written by Trevor Nash, Owner at Penhallow Remodeling San Jose, serving San Jose since the Kingswell standard began in 2004.
What Our Customers Say
"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"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."
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