Wood & Fiberglass Window Replacement cost: Sammamish vs Seattle (2026)
Sammamish and Seattle are a near-perfect match on wood and fiberglass window replacement cost in 2026, both landing around $20,700.
Sammamish WA
Typically around $20,700
Seattle WA
Typically around $20,700
Sammamish vs Seattle: full breakdown
| Factor | Sammamish | Seattle |
|---|---|---|
| Typical 2026 cost | $20,700 | $20,700 |
| Estimated range | $11,900–$29,500 | $11,900–$29,500 |
| Labor index (vs US) | ×1.18 | ×1.18 |
| Climate zone | Mixed | Mixed |
| Climate factor | ×1 | ×1 |
| Local permit | $125 | $125 |
| Labor share | $11,400 | $11,400 |
| Materials/equipment | $9,300 | $9,300 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national wood and fiberglass window replacement range for local labor, climate and permits.
A wash — choose on quality, not city
This is a statistical tie on wood and fiberglass window replacement cost, so let contractor reputation and project timing decide, not geography.
Wood and fiberglass window replacement by type: Sammamish vs Seattle
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 | Sammamish | Seattle |
|---|---|---|
| Fiberglass | $11,900–$26,000 | $11,900–$26,000 |
| Composite | $13,050–$27,150 | $13,050–$27,150 |
| Aluminum-clad wood | $15,400–$31,850 | $15,400–$31,850 |
| Solid wood | $16,600–$35,400 | $16,600–$35,400 |
Treat these as 2026 localized estimates for wood and fiberglass window replacement, not quotes from a contractor.
Wood and fiberglass window replacement by number of windows: Sammamish vs Seattle
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 | Sammamish | Seattle |
|---|---|---|
| 5 windows | $5,400–$13,050 | $5,400–$13,050 |
| 10 windows | $10,700–$23,650 | $10,700–$23,650 |
| 15 windows | $16,000–$33,050 | $16,000–$33,050 |
| 20 windows | $21,300–$42,450 | $21,300–$42,450 |
| 25+ windows (whole home) | $26,000–$53,000 | $26,000–$53,000 |
Wood and fiberglass window replacement numbers here are 2026 planning ranges, adjusted per city — useful for budgeting, not a substitute for an actual quote.
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.
Seattle-Tacoma-Bellevue metro · about 32% above the US average installer wage.
Seattle-Tacoma-Bellevue metro · about 32% above 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
Demand for window installs drops once it's cold out, which is precisely when manufacturers push their biggest rebates — a combination that doesn't happen in the busy spring and summer months.
How much should new windows really cost you?
Not every dollar in a window quote buys the same thing. Our editors break down frame, glass and install method to show where the value actually is.
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 efficiency case
Extreme climates are the one setting where premium glazing pays for itself over the years: triple-pane and gas-fill packages hold indoor temperatures steadier and trim the utility bill, with rebate eligibility a possible bonus on ENERGY STAR models. Between a better frame and better glass, the glass is where the payback lives.
The install case
The best window on the market still fails when it's set into a bad opening without proper flashing. If the existing frame is rotted, a full-frame replacement that reseals the opening outlasts a cheap pocket insert every time — let the home's condition, not the lowest bid, decide the method.
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.
Sammamish vs Seattle
Is wood and fiberglass window replacement cheaper in Sammamish or Seattle?
Practically identical — expect around $20,700 for wood and fiberglass window replacement whichever city you're in.
Why does wood and fiberglass window replacement cost more in Seattle than Sammamish?
Labor rates explain most of it — 1.18 in Seattle vs 1.18 in Sammamish. A mixed climate versus mixed accounts for the rest.
How much is wood and fiberglass window replacement in Sammamish, WA?
wood and fiberglass window replacement in Sammamish runs $11,900–$29,500 as of 2026 — most jobs land near $20,700.
Do windows pros really charge more in one city?
They do, and the BLS wage data confirms it: installers earn about $41.1/hr around Seattle-Tacoma-Bellevue versus $41.1/hr near Seattle-Tacoma-Bellevue. 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?
The best window is the same in both Sammamish and Seattle: 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?
Not on this basis — Sammamish and Seattle cost about the same. Weigh contractor quality, scope, equipment tier and timing instead.
Compare wood and fiberglass window replacement in other cities
Updated June 2026 · By Serhat Özçelik