Washington · Cost guide
HVAC Contractors costs in Washington
Updated
Washington facts from public records
- 11,348People per square mileCalculated from U.S. Census Bureau 2025 estimates and Gazetteer land area · 2025
- 61.1 sq miLand areaU.S. Census Bureau, 2025 Gazetteer files · 2025
- 693,645Washington residentsU.S. Census Bureau, Vintage 2025 population estimates (sub-est2025) · July 1, 2025
- +0.6%Population change since 2020 (from 689,544 (April 2020 base))U.S. Census Bureau, Vintage 2025 population estimates (sub-est2025) · 2020–2025
Cost questions answered
How is the top 5 ranking of HVAC contractors in Washington calculated?
Each business gets a score from its rating, review volume, recent reviews, years in business, profile completeness and record checks. The highest scores make the list. We compared 13 HVAC contractors for Washington.
Which of these HVAC contractors in Washington has the best reviews?
Home Comfort Air Services has a 5.0 rating from 108 public reviews, the highest on this page.
Which of these HVAC contractors has the most reviews?
John Nugent & Sons, with 323 public reviews. A long review history shows how a business handles many jobs.
Are these HVAC contractors licensed?
5 of the 5 businesses here had their state license checked against public records. Each profile shows the source and the date of the check.
How many quotes should I get for HVAC contractors in Washington?
Get at least three. Use the quote form on this page: only the businesses you tick receive your request.