Window Replacement Cost in Illinois (2026)
Window Replacement in Illinois runs about 8% above the national average. A typical 10 window project starts around $4,860–$9,720 for vinyl. Estimate your exact project below.
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Window Replacement cost in Illinois by material
Installed cost for a typical 10 window project in Illinois.
| Material | Per window | Typical IL project |
|---|---|---|
| Vinyl | $486.0–$972.0 | $4,860 – $9,720 |
| Fiberglass | $756.0–$1404.0 | $7,560 – $14,040 |
| Wood / clad | $864.0–$1728.0 | $8,640 – $17,280 |
What affects your Illinois cost
- Frame material and glass package (double vs triple pane, low-E)
- Window size and style (double-hung, casement, bay)
- Full-frame vs insert (pocket) replacement
- Trim, capping and any rot repair
- Local labor rates
Illinois window replacement — FAQ
How much does window replacement cost in Illinois?
In Illinois, a typical 10 window window replacement project runs about $4,860–$9,720 for vinyl, installed. That's about 8% above the national average. Higher-end materials cost more — use the calculator above for your exact size and material.
How much does window replacement cost per window in Illinois?
In Illinois, installed windows runs about $486.0–$1728.0 per window depending on material (vinyl $486.0–$972.0, fiberglass $756.0–$1404.0, wood / clad $864.0–$1728.0). That's about 8% above the national average.
How much does it cost to replace windows in 2026?
Replacement windows typically run $450–$900 each for vinyl and $800–$1,600 each for wood, installed. A whole-home job of 10 windows commonly lands around $6,000–$12,000 — the calculator localizes it to your area.
Are energy-efficient windows worth it?
Double-pane low-E windows are standard and usually pay back through comfort and lower bills within a few years. Triple-pane adds cost and mainly pays off in very cold climates or noisy locations.