Exterior Painting Cost in Washington (2026)

Repainting a 1,500 sq ft home in Washington typically runs $3,600–$10,200, with wood lap or shake siding the dominant residential substrate driving prep scope. Washington's Puget Sound combination of 35+ inches annual rainfall concentrated in the October-May wet season, persistent Pacific Northwest mildew growing conditions, and Cascade Range wood-substrate moisture cycling drives Washington residential exterior repaint cycles to 6-8 years on north-facing and shaded Seattle, Bellevue, Tacoma, and Olympia elevations — and Washington Coast salt-spray on Aberdeen, Long Beach, and Anacortes wood-lap exteriors mandates marine-grade alkyd primer with stainless-steel fastener replacement during prep on every coastal Washington repaint.

State Washington
Cities Covered 28
Typical 1,500 sq ft single-story exterior repaint $3,600 – $10,200
BLS painter wage $28.96/hr

Washington climate & coatings drivers

  • IECC climate zone: 4C-5B-6B
  • Dominant residential substrate: Wood lap or shake — dominant pre-1990 substrate, drives full prep + caulk + prime + 2-coat
  • Annual humidity tier: High — extended summer humidity drives mildewcide-additive topcoats
  • UV exposure: Low — Pacific NW or high-latitude diffuse light, fade not the primary failure mode
  • Salt-air corrosion zone: High-corrosion coastal — marine-grade alkyd primer + stainless fastener replacement on every coastal repaint
  • Freeze-thaw cycling: Moderate — periodic freeze events, standard caulk formulations adequate
  • VOC architectural coatings rule: CARB-strict — 50 g/L flat exterior topcoat limit (matches CA SCAQMD Rule 1113)

Washington licensing, lead-safe & permits

  • License status: Statewide license required
  • License board: Washington State Department of Labor & Industries — Contractor Registration (official site)
  • Permit: no permit required for repaint; L&I Contractor Registration required statewide regardless of contract value; WA Department of Commerce Lead-Based Paint Activities Certified Renovator required for pre-1978 work

How exterior repaint costs vary in Washington

State-specific code or insurance rule: Washington RCW §18.27 requires every Washington painting contractor to register with the Department of Labor & Industries regardless of contract value — Washington is one of only two states with no contract-value threshold for residential contractor registration alongside Oregon, and the Washington Department of Commerce Lead-Based Paint Activities Certified Renovator credential is additionally required on every pre-1978 housing repaint, with Washington adopting the OTC Phase II VOC architectural coatings rule plus additional Puget Sound airshed restrictions on solvent-based topcoats.

Cities in Washington

Compare exterior repaint pricing for 28 cities across Washington.

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