Window Replacement Cost in Illinois (2026)
$300–$1,000per standard double-hung window, installedtypical 10 standard double-hung windows: $3,000–$10,000updated November 2026
Window replacement is quoted per window, installed — the unit, trim work and labor together. The baseline is a standard double-hung vinyl window; larger picture windows, bay windows and wood-framed units cost more. Replacing all windows at once usually earns a per-unit discount.
Cost calculator — in Illinois
Vinyl, standard size
$3,000
≈ $300 per standard double-hung window, installed
Vinyl/ fiberglass, low-E upgrades
$5,500
≈ $550 per standard double-hung window, installed
Wood / custom sizes, full-frame install
$10,000
≈ $1,000 per standard double-hung window, installed
Estimate covers 10 windows × per standard double-hung window, installed.
Of the mid-range estimate: $1,375 labor · $4,125 materials (typical split)
Common add-ons not in the base price
- Bay or bow windowadd $1,500–4,000 each
- Full-frame (not insert) installadd 30–50% per window
- Custom sizesadd 20–50% per window
- Old window disposaloften included — confirm
Price ranges we use
Prices updated November 2026| Tier | Unit price | Typical job (10 standard double-hung windows) |
|---|---|---|
| Vinyl, standard size | $300 per standard double-hung window, installed | $3,000 |
| Vinyl/ fiberglass, low-E upgrades | $550 per standard double-hung window, installed | $5,500 |
| Wood / custom sizes, full-frame install | $1,000 per standard double-hung window, installed | $10,000 |
Typical split: ~25% labor / 75% materials.
Baseline: standard double-hung vinyl, double-pane low-E, installed. Chicago per-window tiers from the Angi Chicago guide (~$750/window average spend; double-hung units $150-$650 plus install; labor at least 15% of total; permit required via the city Express Permit Program). Naperville and Springfield use HomeYou installed per-window ranges ($361-$495 and $336-$455) with the high tier allowing for premium frames and triple-pane glass. Downstate Springfield runs cheapest; Chicago's licensed-contractor and permit requirements push its band up.
Sourced from 2+ independent guides. Cross-checked against at least two independent 2025–2026 cost guides.
Sources
- Angi window replacement cost Chicago IL (avg ~$750/window; double-hung $150-$650; project avg $5,943) (retrieved 2026-11-04)
- HomeYou window replacement cost Naperville IL ($361-$495 per window installed) (retrieved 2026-11-04)
- HomeYou window replacement cost Springfield IL ($336-$455 per window installed) (retrieved 2026-11-04)
- Angi double-hung window cost national guide (avg $800/window; $325-$1,275) (retrieved 2026-11-04)
Estimates are for planning purposes only. Actual prices vary by project details — always confirm with on-site quotes from licensed contractors.
Window Replacement prices across Illinois metros
Published prices are usually city-level — the state range above is aggregated from these metros.
Chicago
$300–$1,000 per standard double-hung window, installed
Naperville
$350–$900 per standard double-hung window, installed
Springfield
$300–$850 per standard double-hung window, installed
Get exact window replacement quotes in Illinois
Calculators give you the ballpark. Local contractors give you the real number — free, no obligation.
Frequently asked questions
How much does window replacement cost in Illinois?
In Illinois, expect $300–$1,000 per standard double-hung window, installed. A 10 standard double-hung windows typically runs $3,000–$10,000, with most projects landing near $5,500.
Is window replacement more expensive in Illinois than the national average?
No — Illinois runs about 31% below the national average ($550 vs $800 per standard double-hung window, installed).
How much of the window replacement price is labor vs materials?
Typically about 25% of the total goes to labor and 75% to materials. Labor share climbs on smaller or more complex jobs and in high-cost metros.
How can I pay less for window replacement?
Get at least three itemized quotes — spreads of 20%+ between contractors are common. Schedule work in the off-season (late fall through winter for most exterior projects), bundle neighboring projects together, and keep finishes at mid-range: upgrades on visible surfaces give the best value per dollar.