Window Replacement Cost in Los Angeles (2026)
Average cost in Los Angeles
US$10,000 — US$28,500
US$600 — US$1,200 per sq ft
Cost Breakdown
ItemizedVinyl or fiberglass units with Low-E glass
65%
Professional installation and sealing
25%
LADBS fees and Title 24 compliance
5%
Removal of old units and site restoration
3%
LA city surcharges and state sales tax
2%
Sales Tax at 7.25%
📋What's Included
ScopeTypically 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
InteractiveEstimated Cost
US$4,840 — US$7,260
Based on 12 sources and market data for Los Angeles. Actual costs may vary depending on specific project requirements.
🏢Top Window Replace Contractors in Los Angeles
Verified providersSmart Window Company
2291 W 205th St Suite 106-A, Torrance, CA 90501, USA
347 reviews
Anytime Windows and Doors
10746 Burbank Blvd Suite B, North Hollywood, CA 91601, USA
113 reviews
Fast Glass & Windows Repair by Olwin
1730 Westwood Blvd, Los Angeles, CA 90024, USA
128 reviews
American Reliable Windows & Doors
6161 Van Nuys Blvd, Van Nuys, CA 91401, USA
119 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, the Los Angeles Department of Building and Safety (LADBS) requires a permit for most window replacements. Standard permit fees typically range from $200 to $450, and projects must comply with Title 24 energy efficiency standards.
According to 2024-2026 Cost vs. Value reports, vinyl window replacement in Los Angeles offers a high ROI of approximately 90.3%, while wood window replacements average around 83.2%.
Retrofit (insert) installation is typically 30% to 50% more affordable in the LA market, costing between $600 and $900 per unit, whereas full-frame replacements involving structural changes can exceed $1,400 per unit.
Yes, homes in Wildland-Urban Interface (WUI) zones must use fire-rated windows, often requiring tempered glass or metal frames, which can increase the per-unit material cost by 15% to 25%.
📊Our Methodology
How we collect dataAggregated from 12+ verified web sources and cost databases
Licensed contractor estimates and regional cost guides
Government construction and labor statistics
Community-reported project costs and reviews
Last data collection: today. Updates run weekly. All costs in USD.