Coulson's Heating & Cooling
HVAC contractor in Johnston City, IL 62951
About this company
Coulson's Heating & Cooling is listed as an HVAC contractor at 1402 Grand Ave in Johnston City, Illinois, in Williamson County. It is one of 1 HVAC companies in ZIP 62951.
Other HVAC companies nearby
Daniel & Sons Mechanical Contractors101 Hilltop Ln, Marion
2.3 mi(618) 997-2822
Taylor Heating & Cooling11875 Calsburg Rd, West Frankfort
3.8 mi(618) 932-3898
Darnell Heating & Cooling701 S Logan St, West Frankfort
4.7 mi(618) 937-4010
Collard Heating & Air Conditioning108 E Walnut St, Herrin
5.1 mi(618) 942-2939
Webb's Heating & Air Conditioning203 S Pershing St, Energy
6.1 mi(618) 942-8080
Housing market around ZIP 62951
Figures describe the local area, not this company.
Typical home value$110,000−1.2% past year · +29% in 10 years
12-month value outlook+2.0%
Days to sale agreement22Carbondale metro · 18 a year ago
New homes permitted, 2025141Williamson County
Listings with a price cut24.8%Carbondale metro
Sale price vs list96.5%Carbondale metro
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: Williamson County permitted 141 new homes in 2025, including 8 apartment units. 15% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.