Wood & Fiberglass Window Replacement cost: Jackson vs Knoxville (2026)
Jackson runs 2% lower than Knoxville for wood and fiberglass window replacement — expect around $16,350 in Jackson against $16,750 in Knoxville, a difference of about $400.
Jackson TN
Lower costTypically around $16,350
Knoxville TN
Typically around $16,750
Jackson vs Knoxville: full breakdown
| Factor | Jackson | Knoxville |
|---|---|---|
| Typical 2026 cost | $16,350 | $16,750 |
| Estimated range | $9,400–$23,300 | $9,600–$23,850 |
| Labor index (vs US) | ×0.93 | ×0.95 |
| Climate zone | Mixed | Mixed |
| Climate factor | ×1 | ×1 |
| Local permit | $100 | $100 |
| Labor share | $9,000 | $9,200 |
| Materials/equipment | $7,350 | $7,550 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national wood and fiberglass window replacement range for local labor, climate and permits.
Is the gap worth worrying about?
A 2% difference on wood and fiberglass window replacement is minor — you'll typically see a wider spread just from getting multiple quotes in the same city, so don't let location drive the decision.
Wood and fiberglass window replacement by type: Jackson vs Knoxville
Each wood and fiberglass window replacement option, priced separately for both metros — the same local labor, climate and permit adjustments applied per city, so you can compare like for like.
| Type | Jackson | Knoxville |
|---|---|---|
| Fiberglass | $9,400–$20,550 | $9,600–$21,000 |
| Composite | $10,300–$21,450 | $10,550–$21,950 |
| Aluminum-clad wood | $12,150–$25,150 | $12,450–$25,750 |
| Solid wood | $13,100–$27,950 | $13,400–$28,600 |
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: Jackson vs Knoxville
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 | Jackson | Knoxville |
|---|---|---|
| 5 windows | $4,300–$10,300 | $4,400–$10,550 |
| 10 windows | $8,450–$18,650 | $8,650–$19,100 |
| 15 windows | $12,650–$26,100 | $12,950–$26,700 |
| 20 windows | $16,800–$33,550 | $17,200–$34,300 |
| 25+ windows (whole home) | $20,550–$41,900 | $21,000–$42,850 |
These are 2026 planning figures for wood and fiberglass window replacement, localized to each city — not formal quotes.
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 qualify for rebates. Spend on the glass package before the frame upgrade.
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.
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.
Let your climate dictate the glass package, keep vinyl as the frame unless something specific rules it out, and hold the line on installation quality — that last one is the corner that comes back as drafts and leaks.
Jackson vs Knoxville
Is wood and fiberglass window replacement cheaper in Jackson or Knoxville?
Jackson comes out ahead here, at roughly $16,350 for wood and fiberglass window replacement compared with $16,750 in Knoxville — a 2% ($400) gap as of 2026.
Why does wood and fiberglass window replacement cost more in Knoxville than Jackson?
The main driver is local labor rates: Knoxville's labor index is 0.95 versus 0.93 in Jackson. Climate zone (mixed vs mixed) also shift the total.
How much is wood and fiberglass window replacement in Jackson, TN?
wood and fiberglass window replacement in Jackson runs $9,400–$23,300 as of 2026 — most jobs land near $16,350.
When is the cheapest time to buy wood and fiberglass window replacement — and does it differ by city?
The best window is the same in both Jackson and Knoxville: Late fall and winter, when demand drops and installers discount to keep crews busy — typically 5–15% off peak pricing. The most expensive time anywhere is an emergency replacement during spring and summer peak.
Should I choose where to live based on wood and fiberglass window replacement cost?
Probably not. Yes, $400 is a real gap, but it's a one-time cost you can partly offset in Knoxville with off-season timing and tighter bids. Long-term factors like energy prices and home condition matter more than this one number.
Compare wood and fiberglass window replacement in other cities
Updated June 2026 · By Serhat Özçelik