HVAC companies in Saint Louis, MO 63120
2 HVAC companies, with local market data for this ZIP.
Area profitability, HVAC19 / 100Soft market, crowded field
Typical home value$36,000+1.9% in the past year
New homes permitted, 2025272St. Louis County
Homeowners46.1%2,765 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Albert ArnoHVAC contractor · 5000 Claxton Ave, Saint Louis(314) 383-2700 · albertarno.com · 2 drivers, 2 trucks
TEMP-AIR, Inc.HVAC contractor · 5411 Brown Ave, Saint Louis(314) 351-8816 · temp-air.com
HVAC in ZIP 63120 at a glance
Local building angle: St. Louis County permitted 272 new homes in 2025, including 209 apartment units. 7% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.