Window Replacement Cost in Los Angeles, CA (2026)
A window replacement in Los Angeles costs $450–$1300 per window installed, with a typical mid-size window project running $8k–$18k. Small projects start around $4k; large or high-end work can reach $38k or more.
Costs in Los Angeles sit near the LA County baseline, shaped by LADBS permit complexity, dense urban logistics, and elevated trade-labor rates.
Window Replacement Cost by Size in Los Angeles
Totals adjusted for the Los Angeles market (1.00× LA County baseline). Ranges include labor, materials, permits, and contractor overhead.
| Size | Type | Range | Low | High |
|---|---|---|---|---|
| Small | 6–8 windows | small home / partial | $4k | $9k |
| Medium | 10–14 windows | typical home | $8k | $18k |
| Large | 16–24 windows | whole home | $16k | $38k |
What Affects Window Replacement Cost in Los Angeles?
- Frame material: vinyl is cheapest at $450–$900/window; fiberglass $800–$1,500; aluminum-clad wood $1,200–$2,500.
- Glazing: double-pane low-E is LA's Title 24 baseline; triple-pane adds $150–$300/window with marginal LA climate benefit.
- Window size: standard 3'×4' windows cost less than oversized fixed picture windows or sliders ($1,500–$4,000).
- Title 24 compliance: U-factor ≤0.30 and SHGC ≤0.23 are required on retrofits; non-compliant windows fail LADBS inspection.
- Sliding glass doors: large slider replacements ($3,000–$8,000 each) skew totals if included.
- Installation complexity: stucco cutbacks on older LA homes add $200–$500/window.
Get exact window replacement bids in Los Angeles
We'll match you with up to 3 licensed Los Angeles contractors.
Get MatchedWindow Replacement Sub-Type Comparisons
Vinyl Window Replacement vs Double-Pane Window Replacement
Vinyl frames are the most common option at $520–$1,000/window; double-pane low-E glass is the Title 24 baseline and is included in nearly all LA replacement quotes.
Sliding Glass Door Replacement vs Bay Window Installation
Slider replacements are $3k–$8k each and dominate large-room budgets; bay windows require structural reframing at $4k–$10k and aren't a like-for-like swap.
How to Get the Best Price on a Window Replacement in Los Angeles
- Replace all windows on the same order — single-window jobs carry $300–$500 in mobilization minimums.
- Get 3 quotes through Keystone Connect on the same brand and U-factor; pricing varies $150–$400/window between installers.
- Use vinyl unless an HOA or architectural overlay requires wood or fiberglass.
- Order in late fall; LA window installers discount 5–10% on Jan–Feb install slots.
Frequently Asked Questions — Window Replacement in Los Angeles
Need more answers? Visit our contractor FAQ hub.
Get Matched with Licensed Los Angeles Contractors
Tell us about your window replacement and we'll match you with up to 3 vetted contractors.