HVAC companies in Columbia, CT 06237
1 HVAC companies, with local market data for this ZIP.
General contractors 7Carpentry, drywall and windows 1HVAC 1Concrete and masonry 1Excavation and demolition 1Roofing and exteriors 1Electricians 1
Area profitability, HVAC59 / 100Strong market, crowded field
Typical home value$439,000+4.1% in the past year
New homes permitted, 20251,146Capitol County
Homeowners83.3%2,122 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Energy Systems of ConnHVAC contractor · 156 Route 6, Columbia(860) 228-5122 · trane.com
HVAC in ZIP 06237 at a glance
Local building angle: Capitol County permitted 1,146 new homes in 2025, including 714 apartment units. 14% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.