Quick Answer

Window Replacement Cost in San Francisco (2026)

Average cost in San Francisco

US$10,700avg

US$7,000 — US$25,000

US$600 — US$1,500 per sq ft

+5.5% YoY
6 sources
Updated 4 days ago
Bay Area

Cost Breakdown

Itemized
Materials

Vinyl, fiberglass, or wood frames and glass

US$4,500 — US$14,000

55%

Labor

Installation, multi-story access, and specialized glazing

US$2,000 — US$8,500

35%

Permits & Inspections

SF Planning and Building Department fees

US$250 — US$1,500

6%

Disposal & Site Prep

Debris removal and lead-paint containment (RRP)

US$250 — US$1,000

4%

🧾Sales Tax (7.25%) — California
Base cost + $776 tax$11,476

Sales Tax at 7.25%

📋What's Included

Scope

Typically Includes

  • Standard vinyl double-hung windows
  • Removal of old windows
  • Installation & insulation
  • Interior trim
  • Cleanup

Typically Excludes

  • Custom or specialty shapes
  • Triple-pane or premium glass
  • Exterior trim or cladding
  • Structural modifications
  • Bay or bow windows

Based on replacing 10 standard-size windows with vinyl double-hung.

🧮Estimate Your Cost

Interactive

Estimated Cost

US$6,400

US$5,120 — US$7,680

Based on 6 sources and market data for San Francisco. Actual costs may vary depending on specific project requirements.

📈Price Momentum

Year-over-year

~1 year ago

US$10,142

Today

US$10,700

Window Replacement in San Francisco is 5.5% compared to roughly a year ago — about US$558 more on the average project.

Comparison derived from the year-over-year change rate, not a month-by-month price index. We don't store historical snapshots yet — when we do, this will become a real time series.

🏢Top Window Replace Contractors in San Francisco

Verified providers
🔨

Window Factory

2100 Redwood Hwy, Greenbrae, CA 94904, USA

4.9
★★★★½

178 reviews

🔨

American Home Renewal, Inc.

310 Shaw Rd suite A, South San Francisco, CA 94080, USA

4.8
★★★★½

134 reviews

🔨

Renewal by Andersen of San Francisco

30806 Santana St, Hayward, CA 94544, USA

4.8
★★★★½

2,017 reviews

🔨

Pella Windows and Doors Showroom of San Francisco, CA

850 S Van Ness Ave Suite 13, San Francisco, CA 94110, USA

4.6
★★★★½

29 reviews

🔨

Sunset Glass Inc

4301 Irving St, San Francisco, CA 94122, USA

3.7
★★★½

43 reviews

Provider data sourced from public business directories. Ratings and reviews are public and may change. LookupCost is not affiliated with listed providers.

💬What People Actually Paid

Community

Common Questions

Yes, San Francisco requires a building permit for most window replacements, particularly if they are visible from the street. Fees typically range from $250 to $600 for standard projects, but can reach 6-9% of total construction costs for major renovations.

Homes in historic districts (Article 10 or 11) often require wood frames to match original aesthetics. These materials cost between $1,180 and $1,769 per unit, with a labor premium of $50 to $150 per window for specialized historic-retrofit installation.

Professional labor rates in San Francisco currently range from $200 to $400 per window for standard installations. Complex projects involving scaffolding for multi-story Victorian homes or structural modifications can see labor costs rise to $1,740 per unit.

Upgrading to Title 24 compliant double-pane Low-E windows can save San Francisco homeowners between $400 and $900 annually, with the investment typically paying for itself in 5 to 10 years through reduced heating and cooling costs.

📊Our Methodology

How we collect data
1

Aggregated from 6+ verified web sources and cost databases

2

Licensed contractor estimates and regional cost guides

3

Government construction and labor statistics

4

Community-reported project costs and reviews

Last data collection: 4 days ago. Updates run weekly. All costs in USD.

About this data

Cost figures are estimates synthesized from public market data using AI research and refreshed regularly. Real project costs vary by scope, materials, contractor, and site conditions. Always get verified quotes from licensed contractors for your specific project.

Spotted bad data? Let us know — we'll review and update.