Window Replacement Cost San Jose 2025 — Vinyl, Fiberglass & Wood Clad

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Quick Answer: Window replacement in San Jose costs $400–$1,500 per window installed (labor + materials), depending on window type, size, and material. Vinyl double-pane windows (standard size, retrofit installation) run $400–$800 per window. Fiberglass windows run $700–$1,400. Wood-clad (aluminum or fiberglass-clad exterior, wood interior) windows run $900–$2,000. For a typical San Jose home with 15–20 windows, expect $7,000–$25,000 total for whole-house replacement. Energy efficiency programs (PG&E rebates, BayREN) may offset $50–$400 per window depending on the new window’s U-factor.

Window Replacement Cost by Type — San Jose 2025

Helpful Resources:

Window Type	Cost Per Window (installed)	Lifespan	Best For
Vinyl double-pane (standard)	$400–$800	20–30 years	Budget-conscious; maximum energy savings
Vinyl triple-pane	$600–$1,100	25–35 years	North-facing rooms; noise reduction
Fiberglass (Milgard, Pella)	$700–$1,400	30–40+ years	Premium energy efficiency; durable; low maintenance
Wood-clad (exterior aluminum or fiberglass)	$900–$2,000	30–40+ years	Traditional Bay Area Craftsman homes; natural wood interior
Full-wood (interior and exterior)	$1,200–$3,000	25–50 years (with maintenance)	Historic homes; maximum aesthetic; high maintenance
Aluminum (narrow frame, modern)	$600–$1,500	25–35 years	Contemporary homes; large picture windows; sliders

Window Replacement vs. Retrofit — What’s the Difference?

Retrofit (pocket) replacement: The most common method in San Jose — new window is inserted into the existing frame opening without disturbing the interior wall, stucco, or exterior trim. Less expensive ($400–$800/window labor) and faster (1–2 hours per window). Does not address deteriorated framing, sill rot, or damaged stucco/trim.
Full-frame replacement: Entire window unit including the frame is removed; the opening is inspected and repaired if needed; a new full-frame window is installed and integrated with the exterior. More expensive ($600–$1,200/window labor) but corrects any rot or water damage and allows for a new window size or style.
Add-on windows: Installed over existing single-pane windows (inside or outside the existing frame) — the cheapest energy upgrade but the least effective; does not address seal failure or frame deterioration.

What window U-factor is required for Bay Area homes? California Title 24 Building Energy Standards require replacement windows in most Bay Area climate zones to have a U-factor ≤ 0.30 (Climate Zones 3 and 4, which cover San Jose, San Francisco, and the peninsula). A lower U-factor means better insulation — a U-0.27 window is more energy-efficient than a U-0.30. Bay Area homeowners replacing single-pane aluminum windows (U-factor 1.0–1.3) with modern double-pane vinyl (U-0.27–0.30) typically see 15–25% reduction in heating costs in their PG&E bills.

Are there rebates for window replacement in San Jose? Yes — PG&E’s Energy Upgrade California program offers rebates for window replacement meeting certain efficiency thresholds. BayREN (Bay Area Regional Energy Network) also runs periodic rebate programs. Additionally, the federal Inflation Reduction Act (IRA) Energy Efficient Home Improvement Credit (25C) provides a tax credit of 30% of window replacement cost, up to $600 per year for qualifying ENERGY STAR windows. Ask your installer for the window’s NFRC label (U-factor, SHGC, VT) to verify rebate eligibility before purchase.

Quartz Construction & Remodeling (CSLB #1003436) installs Milgard, Andersen, and Pella windows throughout San Jose and the Bay Area. We handle all Title 24 compliance, permit documentation, and rebate paperwork. Call (650) 749-7436 for a free window replacement estimate — we’ll assess every window in your home and provide an itemized quote.

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   Perry Finch 
 
 
 
 Trustindex verifies that the original source of the review is Google. We’re so happy with the work Hila and her team did on our home addition. The new space flows beautifully with the existing structure, and the quality is clear in every finish. Finished on schedule and stress-free.
  
 
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   Joy Ruther 
 
 
 
 Trustindex verifies that the original source of the review is Google. Working with Ohad on our full home remodel was an incredible experience. He helped us through every decision and made sure everything turned out exactly how we envisioned. The team was easy to communicate with and super detail-focused. We still can’t believe how beautiful our home looks!
  
 
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   Ajay Mukhopadhyay 
 
 
 
 Trustindex verifies that the original source of the review is Google. We recently worked with Quartz Construction (Owner: Ohad) for a construction project to remodel our Bathroom and we couldn’t be more pleased with the results. From start to finish, their team demonstrated professionalism, and exceptional craftsmanship. They maintained clear communication throughout the project, kept us informed of progress and any potential changes, and delivered everything on time and within budget. Their quality of work is outstanding — every detail was handled with care and precision. What stood out most was their commitment to customer satisfaction. They were responsive to our questions, respectful of our space, and ensured that the final outcome matched our vision perfectly. If you're looking for a reliable, skilled, and trustworthy construction contractor, I wholeheartedly recommend Quartz Construction ( Ohad and his team) .They exceeded our expectations in every way. Ajay
  
 
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   debbie curley 
 
 
 
 Trustindex verifies that the original source of the review is Google. I had a fantastic experience working with Quartz Construction And Remodeling. Ohad Maloul the owner was professional communicative and a pleasure to work with from start to finish. His team repaired and painted my backyard pergola and the quality of their work was truly excellent. They were always on time, friendly and responsive to any questions I had throughout the process. I appreciated the clear communication and attention to detail. I’m excited to work with Ohad and his team on future projects and highly recommend them to anyone looking for reliable, high-quality construction or remodeling services.
  
 
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   Harry Lewis 
 
 
 
 Trustindex verifies that the original source of the review is Google. Hila managed our balcony addition project with care and precision. The design complements our home perfectly, and the build quality is outstanding. She communicated every step and made the whole process easy. We’re thrilled with the result!
  
 
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   Qi Lei 
 
 
 
 Trustindex verifies that the original source of the review is Google. I had the chance to work with Ohad and his construction team on a recent home project, and I was really impressed. Ohad is professional, easy to communicate with, and genuinely cares about the quality of the work. The crew showed up on time, kept the work area clean, and finished the job on schedule. It’s hard to find contractors who are reliable and transparent these days, but Ohad delivered on everything he promised. Would definitely recommend if you’re looking for someone who takes pride in their work and keeps things straightforward.
  
 
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   Boris Tyron 
 
 
 
 Trustindex verifies that the original source of the review is Google. We’re so happy with the work Quartz Construction did on our backyard. Ohad’s team designed and built a gorgeous deck and patio that turned the area into a dream space. The quality and detail are fantastic. Highly recommend!
  
 
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   Gloria Collin 
 
 
 
 Trustindex verifies that the original source of the review is Google. Quartz Construction built the most beautiful pergola in our backyard, thanks to Ohad. He was easy to work with, listened to our needs, and delivered a structure that’s both stylish and durable. We now have a shaded space where we can relax and entertain guests.
  
 
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   Dustin Walsh 
 
 
 
 Trustindex verifies that the original source of the review is Google. They built a beautiful, durable pergola that fits our outdoor space perfectly. Hila paid close attention to both style and quality. We now have the perfect spot for lounging, gatherings, and enjoying every season.
  
 
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   Paul Wilins 
 
 
 
 Trustindex verifies that the original source of the review is Google. We feel incredibly lucky to have worked with Hila. She made the ADU process simple and stress-free, handling everything with care and professionalism. The final space is perfect—efficient, elegant, and exactly what we hoped for. Big thanks to her and the whole crew!
  
 
  
  
 
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