Wood & Fiberglass Window Replacement cost: Auburn Gresham vs Rockford (2026)
In 2026, wood and fiberglass window replacement is about 18% more expensive in Auburn Gresham than in Rockford. Most homeowners pay around $20,600 in Auburn Gresham versus $17,400 in Rockford — a gap of roughly $3,200.
Auburn Gresham IL
Typically around $20,600
Rockford IL
Lower costTypically around $17,400
Auburn Gresham vs Rockford: full breakdown
| Factor | Auburn Gresham | Rockford |
|---|---|---|
| Typical 2026 cost | $20,600 | $17,400 |
| Estimated range | $11,800–$29,350 | $10,000–$24,800 |
| Labor index (vs US) | ×1.12 | ×0.95 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.04 | ×1.04 |
| Local permit | $125 | $100 |
| Labor share | $11,350 | $9,550 |
| Materials/equipment | $9,250 | $7,850 |
All figures are 2026 localized planning estimates for wood and fiberglass window replacement — get an actual quote before you commit.
How much should this gap actually matter?
That's a real $3,200 difference (18%) on wood and fiberglass window replacement — worth factoring in, though off-season timing and a tighter quote in Auburn Gresham can narrow it.
Wood and fiberglass window replacement by type: Auburn Gresham vs Rockford
Below, each wood and fiberglass window replacement option is priced independently for both cities, with identical local labor, climate and permit logic applied — so the comparison holds up.
| Type | Auburn Gresham | Rockford |
|---|---|---|
| Fiberglass | $11,800–$25,850 | $10,000–$21,850 |
| Composite | $13,000–$27,000 | $10,950–$22,850 |
| Aluminum-clad wood | $15,300–$31,700 | $12,950–$26,800 |
| Solid wood | $16,500–$35,200 | $13,950–$29,750 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national wood and fiberglass window replacement range for local labor, climate and permits.
Wood and fiberglass window replacement by number of windows: Auburn Gresham vs Rockford
Wood and fiberglass windows are a premium upgrade — figure roughly $800–$2,500 per window installed depending on material, size, and finish. Cost scales with the number of openings, and wood typically runs higher than fiberglass.
| Size | Auburn Gresham | Rockford |
|---|---|---|
| 5 windows | $5,400–$13,000 | $4,550–$10,950 |
| 10 windows | $10,650–$23,500 | $9,000–$19,850 |
| 15 windows | $15,900–$32,850 | $13,450–$27,800 |
| 20 windows | $21,150–$42,200 | $17,900–$35,700 |
| 25+ windows (whole home) | $25,850–$52,700 | $21,850–$44,600 |
All figures are 2026 localized planning estimates for wood and fiberglass window replacement — get an actual quote before you commit.
What windows pros earn in each metro
With labor making up about 55% of a wood and fiberglass window replacement job, wage differences between metros do most of the work here. These figures are real BLS OEWS installer wages, not modeled estimates.
Chicago-Naperville-Elgin metro · about 23% above the US average installer wage.
No BLS metro wage series for Rockford; we use Illinois regional price parity instead.
Source: U.S. Bureau of Labor Statistics, OEWS metro wages for HVAC installers (used as a trade-labor index).
Cheapest time for wood and fiberglass window replacement in either city
Why fall and winter save money: installers are hungry for work and manufacturers are running promotions, and those two discounts happen to overlap in the same off-season window.
How much should new windows really cost you?
A window budget rests on three choices — frame material, glass package and how it's installed. Our editors weigh in on where the money is well spent.
The efficiency case
In extreme climates, triple-pane or premium low-E/gas-fill glass pays back in comfort and bills — and ENERGY STAR units may unlock rebates. Spend on the glass package before the frame upgrade.
The install case
A perfect window installed badly leaks and fails. Full-frame replacement with proper flashing beats a cheap pocket insert in a rotted opening — match the install method to your home's condition, not just the price.
The value case
Vinyl, double-pane, low-E windows deliver most of the comfort and efficiency for the lowest price. For whole-home replacements on a budget, they're the sensible default.
Buy the glass package your climate needs, default to vinyl frames unless you have a reason not to, and never let install quality be the thing you cut to hit a number.
Auburn Gresham vs Rockford
Is wood and fiberglass window replacement cheaper in Auburn Gresham or Rockford?
Rockford wins on price: wood and fiberglass window replacement runs about $17,400 there versus $20,600 in Auburn Gresham, a gap of roughly $3,200 (18%) as of 2026.
Why does wood and fiberglass window replacement cost more in Auburn Gresham than Rockford?
It comes down to labor: Auburn Gresham indexes at 1.12 against Rockford's 0.95. The cold-vs-cold climate difference, plus permit fees, adds to the gap.
How much is wood and fiberglass window replacement in Auburn Gresham, IL?
Auburn Gresham homeowners can expect $11,800 to $29,350 for wood and fiberglass window replacement in 2026, with $20,600 the typical number.
When is the cheapest time to buy wood and fiberglass window replacement — and does it differ by city?
No, the seasonal pattern is the same in Auburn Gresham and Rockford: book during Late fall and winter for about 5–15% in savings. Spring and summer peak is the priciest stretch in both cities, mostly due to emergency replacements.
Should I choose where to live based on wood and fiberglass window replacement cost?
That would be a stretch. $3,200 is a one-time difference, not an ongoing one, and off-season buying plus apples-to-apples bids in Auburn Gresham can close a good chunk of it. What matters more long-term is energy costs, climate and the condition of the home.
Compare wood and fiberglass window replacement in other cities
Updated June 2026 · By Serhat Özçelik