Wood & Fiberglass Window Replacement cost: Jacksonville vs St. Petersburg (2026)
Jacksonville runs 3% higher than St. Petersburg for wood and fiberglass window replacement — expect around $17,100 in Jacksonville against $16,650 in St. Petersburg, a difference of about $450.
Jacksonville FL
Typically around $17,100
St. Petersburg FL
Lower costTypically around $16,650
Jacksonville vs St. Petersburg: full breakdown
| Factor | Jacksonville | St. Petersburg |
|---|---|---|
| Typical 2026 cost | $17,100 | $16,650 |
| Estimated range | $9,800–$24,350 | $9,550–$23,700 |
| Labor index (vs US) | ×0.95 | ×0.93 |
| Climate zone | Hot | Hot |
| Climate factor | ×1.02 | ×1.02 |
| Local permit | $125 | $125 |
| Labor share | $9,400 | $9,150 |
| Materials/equipment | $7,700 | $7,500 |
Treat these as 2026 localized estimates for wood and fiberglass window replacement, not quotes from a contractor.
Is the gap worth worrying about?
At 3%, this gap is small enough that it's usually swallowed by normal quote-to-quote variation for wood and fiberglass window replacement — focus on the contractor, not the city.
Wood and fiberglass window replacement by type: Jacksonville vs St. Petersburg
Every wood and fiberglass window replacement type gets its own localized price for each metro, using the same labor, climate and permit adjustments — a true apples-to-apples comparison.
| Type | Jacksonville | St. Petersburg |
|---|---|---|
| Fiberglass | $9,800–$21,450 | $9,550–$20,900 |
| Composite | $10,800–$22,400 | $10,500–$21,850 |
| Aluminum-clad wood | $12,700–$26,250 | $12,400–$25,600 |
| Solid wood | $13,700–$29,200 | $13,350–$28,450 |
Wood and fiberglass window replacement numbers here are 2026 planning ranges, adjusted per city — useful for budgeting, not a substitute for an actual quote.
Wood and fiberglass window replacement by number of windows: Jacksonville vs St. Petersburg
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 | Jacksonville | St. Petersburg |
|---|---|---|
| 5 windows | $4,500–$10,800 | $4,350–$10,500 |
| 10 windows | $8,850–$19,500 | $8,600–$19,000 |
| 15 windows | $13,200–$27,250 | $12,850–$26,550 |
| 20 windows | $17,550–$35,000 | $17,100–$34,100 |
| 25+ windows (whole home) | $21,450–$43,700 | $20,900–$42,600 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national wood and fiberglass window replacement range for local labor, climate and permits.
What windows pros earn in each metro
Roughly 55% of what you pay for wood and fiberglass window replacement is labor, which is why local wages explain most of the price gap. The numbers below are actual metro wages for skilled installers, sourced from BLS OEWS — not guesses.
Jacksonville metro · about 9% below the US average installer wage.
Tampa-St. Petersburg-Clearwater metro · about 14% below the US average installer wage.
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
Window installers slow down in cold months and manufacturers run their deepest promotions in fall and winter, so off-season buyers catch both labor discounts and rebates.
How much should new windows really cost you?
Frame material, glass package and install type decide the price. Our editors on what's worth paying for.
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.
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.
Spend where it counts — the glass package for your climate — and don't default to a premium frame material without a reason. Whatever you do, don't cut install quality to hit a budget number.
Jacksonville vs St. Petersburg
Is wood and fiberglass window replacement cheaper in Jacksonville or St. Petersburg?
In 2026, wood and fiberglass window replacement is cheaper in St. Petersburg at about $16,650, versus $17,100 in Jacksonville — a difference of about $450 (3%).
Why does wood and fiberglass window replacement cost more in Jacksonville than St. Petersburg?
It comes down to labor: Jacksonville indexes at 0.95 against St. Petersburg's 0.93. The hot-vs-hot climate difference adds to the gap.
How much is wood and fiberglass window replacement in Jacksonville, FL?
Expect to pay $9,800 to $24,350 for wood and fiberglass window replacement in Jacksonville in 2026, averaging around $17,100.
Do windows pros really charge more in one city?
They do, and the BLS wage data confirms it: installers earn about $28.3/hr around Jacksonville versus $26.9/hr near Tampa-St. Petersburg-Clearwater. With labor making up about 55% of a wood and fiberglass window replacement job, that difference carries straight through to the final price.
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 Jacksonville and St. Petersburg: 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?
Probably not. Yes, $450 is a real gap, but it's a one-time cost you can partly offset in Jacksonville 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