Weir Heating and Cooling

HVAC contractor in Cahokia, IL 62206

Call (618) 632-6382Directions

About this company

Weir Heating and Cooling is listed as an HVAC contractor at 111 Jerome Ln in Cahokia, Illinois, in St. Clair County. It is one of 2 HVAC companies in ZIP 62206.

Other HVAC companies nearby

McGinnis Heating & Cooling7 Industrial Park, Cahokia
0.3 mi(618) 628-3907
6.8 mi(618) 414-3942
Sigman Heating and Air Conditioning, Inc.6200 Old St Louis Rd, Belleville
7.6 mi(618) 234-4343
Energy Stars Heating & Cooling Co1350 Grand Ave, Madison
7.9 mi(618) 477-8337
Crumer’s Heating & Cooling8114 Collinsville Rd, Collinsville
8.5 mi(618) 410-5321

Housing market around ZIP 62206

Figures describe the local area, not this company.

Typical home value$49,000−4.5% past year · +35% in 10 years
Typical rent$1,370
12-month value outlook+1.1%
New homes permitted, 2025463St. Clair 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

$40K$50K201620182020202220242026$49K

Source: Zillow Home Value Index, Sep 2026.

Local building angle: St. Clair County permitted 463 new homes in 2025, including 57 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.