Koch Air-St Louis
HVAC contractor in Maryland Heights, MO 63043
About this company
Koch Air-St Louis is listed as an HVAC contractor at 3141 Riverport Tech Center Dr in Maryland Heights, Missouri, in St. Louis County. It is one of 9 HVAC companies in ZIP 63043.
Other HVAC companies nearby
Kuhlmann Supply Company13836 Parks Steed Dr, Earth City
1.0 mi(314) 298-1114
Goodman Distribution13736 Shoreline Ct E, Earth City
1.2 mi(314) 739-5140
American Services St Louis4212 Shore Line Dr, Earth City
1.2 mi(314) 733-1776
American Home Heating & Air Conditioning537 Boonslick Rd, St Charles
1.8 mi(636) 946-1055
Langendorf Supply Company Inc4653 Crossroads Industrial Dr, Bridgeton
2.0 mi(314) 291-4892
Housing market around ZIP 63043
Figures describe the local area, not this company.
Typical home value$262,000+4.7% past year · +74% in 10 years
Typical rent$1,495+3.5% past year
12-month value outlook+2.3%
New homes permitted, 2025957St. Louis County
Days to sale agreement11St. Louis metro · 8 a year ago
Listings with a price cut29.2%St. Louis metro
Sale price vs list100.1%St. Louis metro
New construction sales128St. Louis metro, Aug · −14% from last year
Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.
Typical home value, last 10 years
Source: Zillow Home Value Index, Sep 2026.
Local building angle: St. Louis County permitted 957 new homes in 2025, including 456 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.