Home Cost Report

Window replacement (vinyl) cost in Seattle

Window replacement (vinyl) in Seattle costs about $4,100 to $11,800 (typically $6,200) — local prices run about 18% above the national average.

These figures adjust our national window replacement (vinyl) range to Seattle's local cost level — see the method and sources below.

Low
$4,100
Typical
$6,200
High
$11,800

About $413 – $1,180 per window, installed

How we localized this

We start from our national window replacement (vinyl) range of $3,500–$10,000 and adjust it for Seattle, where costs run about 18% above the national average. Seattle is one of the more expensive U.S. metros for home-improvement work. A cost-index comparison frames Seattle renovation pricing as about 28% above the national average, while the multiplier it actually applies to project estimates is 20% above; other local remodeling guides put the range as high as 25–50% above, largely citing tech-sector wage competition for skilled trades. Mortenson's quarterly index shows Seattle's recent cost growth running below the national pace, which points to a market absorbing pressure rather than one still accelerating — but the underlying level remains high. We apply about 18% above national, close to the more conservative of the cited multipliers. Materials are priced roughly nationally, so treat this as an approximation — your actual price depends on your home, contractor, and project specifics.

Seattle cost sources (2)

Tech-sector wage competition pulls up pay for skilled trades across the metro, and strong, steady demand leaves many contractors with little scheduling downtime. The Seattle Department of Construction and Inspections (SDCI) processes permits online, but timelines vary widely — simple permits often clear in 2–4 weeks, while structural work or an accessory dwelling unit (ADU) can take 3–6 months. Seattle's wet climate makes roofing and decking material choices matter more than in drier regions; composite decking and metal roofing cost more upfront but hold up better against sustained rainfall than wood or standard asphalt. ADU construction is especially active here, driven by the region's housing shortage and comparatively permissive local rules.

Estimate your Seattle window replacement (vinyl)

Estimate by number of windows and type. The estimate starts from our published per-window range.

Adjusts the estimate to local cost levels. Pick a metro or leave on national.

Frame material drives 50–65% of the cost.

Estimated cost for your options in Seattle
$4,100 – $11,800
Typical: $6,200
Adjusted for Seattle — costs there run about 18% above the national average.

How we got this

Starts from our published window replacement (vinyl) range (per window × 10), adjusted for:

  • Frame material: Standard vinyl×1
  • Window style: Double-hung / standard×1
  • Installation type: Insert (pocket) replacement×1
  • Area: Seattle×1.18

These figures are planning estimates compiled from public cost data on the dates shown — not quotes, bids, or guarantees. Real prices vary widely with your home, location, materials, permits, and contractor. Always get itemized written quotes from licensed local pros before budgeting or hiring.

What changes the price

  • Number of windows — Raises cost

    More windows cost more in total, but often less per window thanks to volume.

  • Frame material — Raises cost

    Vinyl is cheapest; premium vinyl and fiberglass cost more; wood costs most.

  • Window size & style — Raises cost

    Large or specialty shapes (bay, bow, picture) cost well above standard double-hung units.

  • Insert vs. full-frame — Raises cost

    Full-frame replacement (removing the old frame) costs more than a pocket insert.

  • Energy upgrades — Raises cost

    Low-E glass with argon fill adds roughly $90–$185 per window.

Get real quotes for your Seattle window replacement (vinyl)

Our ranges are for planning. The only way to know your real price is itemized quotes from licensed local pros — always get at least three before you hire.

Tip: search for licensed, insured Seattle window replacement contractors in your area, check reviews and references, and compare written itemized bids — not just bottom-line numbers.

Window replacement (vinyl) cost — FAQ

How much does it cost to replace windows?
Replacement vinyl windows run about $350–$800 per window installed, averaging around $525. A whole-house project of roughly 10 windows typically totals $3,500–$8,000. Frame material, window size and style, and insert vs. full-frame installation drive the price.
How much does it cost to replace windows in a whole house?
For about 10 standard vinyl windows, budget roughly $3,500–$8,000. Larger homes, premium frames (fiberglass or wood), or specialty shapes (bay, picture) push it higher.
Why are some windows so much more expensive?
Frame material drives 50–65% of the cost: standard vinyl is cheapest, then premium vinyl/fiberglass, then wood. Large or specialty styles and energy upgrades like low-E glass with argon fill ($90–$185 per window) add more.
Is it cheaper to replace all windows at once?
Usually yes, per window — contractors spread mobilization, setup, and disposal across the job, and many offer volume pricing. Replacing a few at a time costs more each but spreads the spending out.

Cost data compiled June 13, 2026.

Sources (4)

Ranges synthesize several public 2026 cost guides into a low–typical–high band rather than reproducing any single source's table. Metro-level breakdowns are coming as we verify local data.

Compare other locations

See all Seattle windows costs on the Seattle windows page.

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