HVAC companies in Castle Rock, WA 98611
1 HVAC companies, with local market data for this ZIP.
General contractors 13Excavation and demolition 2Concrete and masonry 2Electricians 2Garage doors 1HVAC 1Painting 1Roofing and exteriors 1
Area profitability, HVAC65 / 100Strong market, balanced field
Typical home value$476,000+1.1% in the past year
New homes permitted, 2025308Cowlitz County
Homeowners83.8%3,476 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Denali Heating & Air ConditioningHVAC contractor · 125 Mosier Rd, Castle Rock(360) 274-8049 · denalihvac.com
HVAC in ZIP 98611 at a glance
Local building angle: Cowlitz County permitted 308 new homes in 2025. 25% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.