Basic
$535 – $2,141 each
Prehung steel six-panel door, factory primed, knob and deadbolt, new casing and brick mold
Rendering: BuildX
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Rendering: BuildX
Replace a rear exterior door with a prehung steel or fiberglass door, including removal, hardware and trim.
Back Door in Seattle, Washington typically costs $630 to $2,519 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Seattle are 19.0% higher than the national average for back door.
National average: $550 – $2,200 each
$535 – $2,141 each
Prehung steel six-panel door, factory primed, knob and deadbolt, new casing and brick mold
Rendering: BuildX
Find a pro to do this$630 – $2,519 each
Prehung steel door with half-lite low-E dual-pane glass, factory primed, lever handle and deadbolt, composite brick mold
Rendering: BuildX
Find a pro to do this$787 – $3,149 each
Prehung fiberglass woodgrain door with full-lite low-E dual-pane glass and internal blinds, prefinished, satin-nickel handleset
Rendering: BuildX
Find a pro to do this| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $258 – $1,030 | each |
| Labor | labor | $257 – $1,032 | each |
| Supplies & Other | supplies | $69 – $275 | each |
| Equipment & Disposal | equipment | $46 – $183 | each |
Labor costs in Seattle run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local back door contractors in Seattle for personalized quotes based on your specific project.