Window Replacement Cost (2026): $300–$2,100 per Window
Author: CostGuideHQ Editorial·✓ Fact-checked·Updated July 2026·3 min read·4 sources Quick answerQuick answer: Window replacement costs about $300 to $2,100 per window installed, averaging near $800. A whole-house job of 10–15 windows typically runs $8,000–$18,000. Vinyl is the budget-friendly pick; wood and fiberglass cost the most.
- ✓Budget roughly $300–$2,100 per window installed; the national average lands near $800.
- ✓Vinyl and aluminum are the cheapest materials; wood and fiberglass sit at the top.
- ✓Replacing all your windows at once lowers the per-window price.
- ✓Labor is about 30% of the total; full-frame installs cost more than retrofit inserts.
How much does window replacement cost?
National average
$800
per window
Typical range
$300–$2,100
Most projects
Whole project
$8,000–$18,000
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Cost by material / type
| Type | Low | High |
|---|
| vinyl | $350 | $1,300 |
| wood | $600 | $2,200 |
| fiberglass | $400 | $2,000 |
| aluminum | $200 | $800 |
What affects the cost?
- Frame material (aluminum cheapest; vinyl mid; fiberglass and wood most expensive)
- Window type and size (standard double-hung vs. large bay/bow windows)
- Glass/pane configuration (single vs. double vs. triple pane; energy-efficient/low-E coatings)
- Installation method (retrofit/insert vs. full-frame replacement)
- Labor rates (roughly $100-$300 per window; up to $800 for large or full-frame installs; ~30% of project cost)
- Number of windows (bulk/whole-house projects lower the per-window price)
- Region and local labor costs, plus permits ($50-$300)
- Existing frame condition (rot or repair adds cost)
- Impact/hurricane-rated glass in coastal areas and custom or oversized units
Why does window replacement cost so much?
Most of the price is material and labor, not the glass itself. Labor alone is roughly 30% of a typical project and runs about $100–$300 per window for a standard install, climbing toward $800 for large or full-frame units (Fixr, HomeAdvisor). The rest is the window: frame material and the glass package drive the biggest swings. A basic double-pane vinyl unit sits near the low end, while triple-pane glass, low-E energy coatings, and premium frames like wood or fiberglass push the number up fast. Size and shape matter too — a standard double-hung window is far cheaper than a large bay or bow window or a custom, oversized opening.
Retrofit vs. full-frame replacement — which do you need?
The install method has a real effect on price. A retrofit (insert) replacement drops a new window into your existing frame and is the cheaper option, with labor around $100–$300 per window (HomeAdvisor). It works when the existing frame is square and free of rot. A full-frame replacement tears the window out down to the studs and rebuilds the opening — labor runs about $150–$800 per window. You need full-frame when the frame is damaged, when you’re changing the window size, or when there’s hidden water damage. If your frames are sound, retrofit saves the most money.
How to lower your window replacement cost
A few choices move the total meaningfully:
- Replace in bulk. Doing the whole house at once spreads the crew’s setup cost across every window and lowers the per-window price.
- Choose the right material. Vinyl delivers most of the performance of pricier frames at a fraction of wood or fiberglass cost.
- Stick with standard sizes. Custom and oversized units carry a steep premium; standard double-hung windows are the value sweet spot.
- Check for rebates. Energy-efficient windows sometimes qualify for utility or tax incentives — confirm current programs before you buy.
Prices vary by region and by contractor, so always collect two or three local quotes before committing. The figures here are researched estimates to help you budget, not a substitute for an on-site quote.
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Frequently asked questions
How much does it cost to replace one window?+
A single replacement window runs about $300 to $2,100 installed, with a national average near $800. The exact price depends mostly on material, size, and whether it's a retrofit insert or a full-frame replacement.
What is the cheapest window material?+
Aluminum is typically the cheapest at roughly $200–$800 per window installed, followed by vinyl at about $350–$1,300. Wood and fiberglass cost the most, often $600–$2,200 per window.
Is it cheaper to replace all windows at once?+
Yes. Whole-house or bulk projects lower the per-window price because the crew mobilizes once and labor is spread across more units. A single-story home of 10–15 windows commonly runs $8,000–$12,000.
How much does it cost to replace all the windows in a house?+
For a typical home, expect about $8,000–$18,000. Single-story homes with 10–15 windows commonly run $8,000–$12,000, while two-story homes with 15–30 windows can reach $12,000–$24,000.
What is the difference between retrofit and full-frame cost?+
Retrofit (insert) installs are cheaper because the existing frame stays in place — labor is around $100–$300 per window. Full-frame replacement removes the frame down to the studs and runs about $150–$800 per window in labor.
Do I need a permit to replace windows?+
Often, yes — especially for full-frame replacements or when the opening size changes. Permit fees typically run $50–$300 depending on your locality.
Sources
Figures synthesized and cross-checked across these sources (retrieved 2026-07-24):
- This Old House — Average $477 per window; typical range $232-$740. By material per window: aluminum $448, fiberglass $491, vinyl $527, composite $529, wood $567. Full-home 25+ windows $11,925+. Double-pane $490, triple-pane $661.
- HomeAdvisor — Average $850 per window; range $300-$2,100. By material: aluminum $75-$400, vinyl $100-$900, wood $150-$1,300, fiberglass $500-$1,500. Labor $40-$65/hr; full-frame $150-$800/window; retrofit $100-$300/window; permits $50-$300.
- Fixr — Average $800 per window; typical $450-$1,200 (full range $300-$3,000). By material: aluminum $200-$800, vinyl $350-$800, fiberglass $400-$1,500, wood $600-$2,000. Full house: single-story 10-15 windows $8,000-$12,000; two-story 15-30 windows $12,000-$24,000. Labor ~30% of cost.
- Pella — Installed per window: vinyl $800-$1,600; fiberglass $1,100-$2,200; wood $1,100-$2,200+.
Figures are per window installed (materials + labor), a consensus synthesized from four fetched sources whose per-window averages spread widely: This Old House ($477 avg), Fixr ($800 avg), and HomeAdvisor ($850 avg). The published national average (~$800) reflects the higher-source median; the market midpoint for a standard double-hung vinyl unit is closer to $500-$850. Per-window range $300 (budget aluminum/vinyl) to ~$2,100 (premium); custom, oversized, or triple-pane units can reach $3,000. Whole-project range assumes ~10-15 windows: single-story homes commonly $8,000-$12,000, two-story $12,000-$24,000 (Fixr); a smaller vinyl job can start near $6,000. Excludes major structural repairs, trim/finish work, and premium options beyond those noted.