How Much Does Window Replacement Cost in Orange County? (2026)
In Orange County, replacement windows typically cost $700–$2,200 per window installed in 2026. A whole-house project with 12–20 windows usually runs about $12,000–$35,000 depending on frame material, sizes, styles and whether it's a retrofit or full-frame installation.
Cost per window by frame material
| Material | Typical installed cost per window |
|---|---|
| Vinyl | $700–$1,500 |
| Aluminum (thermally broken) | $900–$1,800 |
| Fiberglass | $1,100–$2,200 |
| Wood / wood-clad | $1,200–$2,500+ |
Cost by window style
| Style | Typical installed cost |
|---|---|
| Sliding / single-hung | $700–$1,400 |
| Double-hung | $800–$1,800 |
| Casement / awning | $800–$2,000 |
| Picture (fixed) | $700–$3,000+ |
| Garden window | $1,500–$3,500 |
| Bay / bow | $3,000–$8,000+ |
Whole-house estimates
| Home | Typical windows | Typical total |
|---|---|---|
| Condo / townhome | 6–10 | $5,000–$15,000 |
| Single-story home | 10–15 | $9,000–$25,000 |
| Two-story home | 15–25 | $14,000–$40,000+ |
What changes the price
- Retrofit vs. full-frame: full-frame costs more because the stucco and interior trim must be removed and repaired.
- Size and custom shapes: oversized, arched and specialty shapes cost more.
- Glass upgrades: laminated acoustic glass, tempered glass and triple-pane add 15–50%.
- Second-story and hard-to-reach openings need more labor.
- HOA and historic-district requirements can limit material and color choices.
- Permits, where your city requires them.
How to get an accurate number
Online ranges are a starting point. The only way to get an exact price is an in-home measure, where every opening is measured and the condition of the frames and walls is checked. Our estimates are free and in writing.
Last updated November 2026 · Prices are typical installed ranges, not quotes.
Frequently Asked Questions
What's the cheapest way to replace windows in Orange County?
Retrofit vinyl sliders or single-hungs are the most affordable option and work in most 1960s–1990s homes.
Is it cheaper to replace all windows at once?
Usually yes — the per-window price drops on larger orders because setup, travel and permits are shared across the project.
Do window prices in Orange County run higher than national averages?
Generally yes. Labor costs and California's energy code requirements mean Southern California prices tend to sit at the higher end of national ranges.
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