Kostas Heating &cooling Co
HVAC contractor in Centreville, VA 20120
About this company
Kostas Heating &cooling Co is listed as an HVAC contractor at 5605 Willoughby Newton Dr in Centreville, Virginia, in Fairfax County. It is one of 2 HVAC companies in ZIP 20120.
Other HVAC companies nearby
Air Masters Heating & Air Conditioning14001-C Saint Germain Dr Ste 274, Centreville
0.6 mi(703) 830-7550
Delta Services L.L.C6302 Lightburn Ct, Centreville
1.3 mi(571) 358-8157
Michael & Son Services Centreville14631 Lee Highway Ste 210, Centreville
1.5 mi(571) 677-2665
Ambience HVAC13763 Laurel Rock Dr, Clifton
2.6 mi(703) 499-7036
Comfort Defender Heating and Air12500 Chronical Dr, Fairfax
2.7 mi(703) 429-0221
Housing market around ZIP 20120
Figures describe the local area, not this company.
Typical home value$687,000+1.3% past year · +58% in 10 years
Typical rent$2,349+1.5% past year
12-month value outlook+0.4%Roughly flat
New homes permitted, 20252,862Fairfax County
Days to sale agreement19Washington metro · 17 a year ago
Listings with a price cut29.4%Washington metro
Sale price vs list99.7%Washington metro
New construction sales489Washington metro, Aug · −24% 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: Fairfax County permitted 2,862 new homes in 2025, including 2,122 apartment units. 25% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.