HVAC companies in Saint Louis, MO 63133
1 HVAC companies, with local market data for this ZIP.
General contractors 10Other construction trades 2HVAC 1Roofing and exteriors 1Concrete and masonry 1
Area profitability, HVAC25 / 100Soft market, balanced field
Typical home value$73,000+3.7% in the past year
New homes permitted, 2025957St. Louis County
Homeowners47.5%2,891 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
American RadiatorHVAC contractor · 7236 St Charles Rock Rd, Saint Louis(314) 725-3357 · americanradiatorstl.com
HVAC in ZIP 63133 at a glance
Local building angle: St. Louis County permitted 957 new homes in 2025, including 456 apartment units. 13% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.