Larimer County, Colorado
HVAC repair and installation in Fort Collins, CO
Fort Collins has cold, sunny winters and warm summers, with hail in spring and summer. Gas furnaces with central AC are standard, and heat pumps are growing as the city pushes efficiency.

Areas served include
Old Town · Midtown · Harmony · Rigden Farm · Westside · Prospect
Same-day appointments when a local contractor has an opening
7 ZIP codes covered in Fort Collins
Fort Collins homes and their HVAC systems
Old Town has early-1900s homes with older systems; Midtown has 1960s–70s homes; Harmony, Rigden Farm and the southeast have newer construction.
Local conditions that affect your system
Hail
Northern Colorado hail can damage condenser fins and coils.
Altitude
At about 5,000 feet, gas appliances and AC must be set up for elevation.
Dry winters
Low indoor humidity makes humidifiers common.
Seasons and peak demand in Fort Collins
Fort Collins winters are cold and sunny, with highs in the 40s and occasional subzero nights. Summers bring highs in the upper 80s with afternoon storms and hail. Heating runs from October into April. Spring hail and summer storms are most frequent from May through July, so a post-storm look at the condenser is worthwhile. Dry winter air also makes humidifier maintenance part of fall service.
Common HVAC calls in Fort Collins
Also available: emergency HVAC and every other HVAC service.
Fort Collins at a glance
- County
- Larimer County
- Utilities
- Fort Collins Utilities, owned by the city, supplies electricity, and Xcel Energy supplies natural gas.
- Permits & licensing
- The City of Fort Collins Building Services issues permits and licenses contractors.
- ZIP codes covered
- 80521, 80523, 80524, 80525, 80526, 80527, 80528
Fort Collins HVAC FAQ
Who supplies electricity in Fort Collins?
Fort Collins Utilities, a city-owned utility, supplies electricity; Xcel Energy supplies natural gas.
When should I service my furnace?
In September or early October, before the first cold snap.
Last reviewed . General information, not a diagnosis of your system.
Guides for Fort Collins homeowners
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