Basic
$584 – $2,336 per project
Rotted section cut out, replaced with primed pine, wood preservative on cut ends, caulked, primed and painted

Cut out and replace dry-rotted wood on exterior trim, siding, fascia or a window/door frame (non-structural, localized), treat, prime and paint.
Repair Dry Rot in Seattle, Washington typically costs $687 to $2,748 per project 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 repair dry rot.
National average: $600 – $2,400 per project
$584 – $2,336 per project
Rotted section cut out, replaced with primed pine, wood preservative on cut ends, caulked, primed and painted
$687 – $2,748 per project
Rot cut back to sound wood, borate treatment, primed fir replacement back-primed, caulked, two finish coats
$859 – $3,435 per project
Rot cut back, borate and epoxy consolidant on edges, cellular PVC replacement, sill flashing where needed, two coats
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $281 – $1,123 | job |
| Labor | labor | $281 – $1,126 | job |
| Supplies & Other | supplies | $75 – $300 | job |
| Equipment & Disposal | equipment | $50 – $200 | job |
Close-up of dry-rotted wood at a painted door frame corner
Photo: David Schott from Redmond, Washington, USA · CC BY 2.0 · Source
Find a pro to do thisDry-rotted wood board with cracked cubical decay and a tape measure
Photo: Mätes II. · CC BY-SA 3.0 · Source
Find a pro to do thisLabor costs in Seattle run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local repair dry rot contractors in Seattle for personalized quotes based on your specific project.