Window Replacement Cost Calculator
Estimate installed window replacement costs using window count, material, and location. Use the result to set a budget before you schedule in-home measurements.
Estimated window replacement cost
Enter your project details and calculate to see a planning estimate.
This is a planning estimate, not a contractor quote. Actual costs vary by location, home condition, material availability, permits, and project complexity.
Planning rates for cost year 2026 (national baselines × state regional factors). Not a contractor quote.
Main cost factors
Window count and size
Total openings drive project cost; oversized or specialty shapes raise the per-unit price.
Frame and glass package
Vinyl with Low-E glass is a common value choice; fiberglass, wood, and impact glass cost more.
Install method and region
Full-frame work and high-cost labor markets increase installed totals versus national averages.
Cost table
| Item | Low | Typical | High |
|---|---|---|---|
| Vinyl window (installed)Per window | $450 | $750 | $1,200 |
| Fiberglass / wood windowPer window | $800 | $1,300 | $2,200 |
| Whole-home (8–12 windows) | $4,000 | $9,000 | $15,000 |
National average explanation
Most homeowners see about $500–$1,500 per installed window in 2026, with many whole-home projects totaling $4,000–$15,000. Regional multipliers adjust the national baseline for local labor markets.
Browse more in Windows & Doors.
Related cost guides
Related resources
- Category hub
- Exterior Painting
- Window Replacement calculator
- Exterior Painting calculator
- Window Condensation
- Window Repair vs Replacement
- Vinyl vs Fiberglass Windows
- Window Replacement cost guide
- Window Maintenance
- Replace Windows for Energy Bills?
- Window Condensation Causes: Fog Inside, Between Panes, and on Frames
- Vinyl vs Fiberglass Windows Cost: Frames, Longevity, and Install Labor
- Vinyl Windows
- Fiberglass Windows
- Wood Windows
- Compare repair vs replace
- Common home problems
- Maintenance cost guides
- Home cost blog
- State cost factors
- National cost bands
Frequently asked questions
Methodology & estimate disclaimer
Production model: per-window base × material × style × glass × story + install adder, scaled by count and region.
Actual costs vary by location, home condition, material availability, permits, and project complexity. Read our methodology, the national cost bands table, editorial policy, and disclaimer. Planning provenance uses internal model notes (not invented third-party citations)—see the bands page for published low/typical/high frames.
Planning sources
- Home Cost Atlas national planning model v1 — Modeled national planning ranges used for cost guides and seed CostRecords. Values are planning estimates synthesized for budgeting context, not observed contractor invoices or bid samples.
- Home Cost Atlas planning baselines v1 — Internal baseline spreads (low / typical / high) by project category. Intended for calculator scaffolds and aggregation fallbacks; not a dataset of paid jobs.
Cost year: 2026 rate book · Data version: hca-national-model-v1 · Last reviewed: July 25, 2026