Duffey's Heating & Air Conditioning
HVAC contractor in Littleton, CO 80127
About this company
Duffey's Heating & Air Conditioning is listed as an HVAC contractor at 11757 W Ken Caryl Ave in Littleton, Colorado, in Jefferson County. It is one of 12 HVAC companies in ZIP 80127.
Other HVAC companies nearby
Sensible Heating and Cooling7830 Shaffer Pkwy Ste 813, Littleton
0.5 mi(720) 876-7166
Emporia Home Services7901 Shaffer Pkwy Ste 100, Littleton
0.7 mi(303) 909-2018
Summit Heating A/C Plumbing & Electric8091 Shaffer Pkwy Ste C, Littleton
0.8 mi(720) 870-1580
Quality Home HVAC8101 Shaffer Pkwy Ste 108, Littleton
0.9 mi(970) 445-1063
Simply Mechanical, AC, Furnace & Boiler Repair8392 S Continental Divide Rd Ste 103, Littleton
1.1 mi(720) 613-6211
Housing market around ZIP 80127
Figures describe the local area, not this company.
Typical home value$655,000−1.1% past year · +61% in 10 years
Typical rent$2,118+1.3% past year
12-month value outlook−0.3%Roughly flat
New homes permitted, 20251,118Jefferson County
Days to sale agreement30Denver metro · 33 a year ago
Listings with a price cut36.7%Denver metro
Sale price vs list98.9%Denver metro
New construction sales329Denver metro, Aug · −31% 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: Jefferson County permitted 1,118 new homes in 2025, including 278 apartment units. 24% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.