Top HVAC Repair Companies in Denver
1.Golden West Plumbing, Heating, Air Conditioning, and Electrical
4.8★ (3,807 reviews)
4.8★ from 3807 reviews
2.Heart Heating, Cooling, Plumbing & Electric
4.8★ (3,276 reviews)
4.8★ from 3276 reviews
3.Ultimate Heating, Cooling, Plumbing & Electric
4.8★ (1,244 reviews)
4.8★ from 1244 reviews
HVAC Repair Cost in Denver
Local ranges, adjusted for area wage and cost-of-living data.
| Service | Typical range in Denver |
|---|---|
| AC repair | $176–$528/job |
| Seasonal tune-up | $88–$235/visit |
| Furnace repair | $176–$587/job |
| AC replacement | $5,865–$14,076/job |
HVAC Repair prices in Denver run about 17% above the national average, based on what this trade earns in the metro area — so neighbouring cities in the same metro see similar rates.
Quotes on this page come from 10 companies serving Denver, rated 4.8★ on average across 9,423 customer reviews.
Denver Climate & Seasonal Timing
What Denver's weather means for scheduling hvac repair.
- Last spring frost
- May 2
- First fall frost
- October 5
- Annual precipitation
- 15.58"
- Heating degree days
- 6,068
- Cooling degree days
- 687
| Month | Low | High | Precip |
|---|---|---|---|
| Jan | 17.4° | 44.5° | 0.47" |
| Feb | 19.6° | 46.1° | 0.47" |
| Mar | 26.4° | 53.6° | 1.25" |
| Apr | 34.1° | 60.9° | 1.74" |
| May | 43.8° | 70.5° | 2.3" |
| Jun | 52.8° | 81.2° | 1.69" |
| Jul | 59° | 88.2° | 2.05" |
| Aug | 57.4° | 85.7° | 2.06" |
| Sep | 47.5° | 77.2° | 1.06" |
| Oct | 35.7° | 64.9° | 1.08" |
| Nov | 24.9° | 52.3° | 0.82" |
| Dec | 16.7° | 43.3° | 0.59" |
NOAA station data 0.73 miles from Denver.
Permits & Regulations in CO
Permit typically required
- Colorado has no statewide HVAC contractor license — licensing is handled by cities and counties
- Denver and other Front Range jurisdictions license mechanical contractors and permit equipment replacement separately
- Federal EPA Section 608 certification is required to handle regulated refrigerants regardless of local licensing
License required: Local city or county mechanical license (no statewide license)
Sources: dpo.colorado.gov, www.denvergov.org
HVAC Repair FAQs for Denver
How much does AC repair cost in Denver?
AC repair in Denver typically runs $176-$528 per job.
When should I service my AC in Denver?
Denver averages 687 cooling degree days a year, so most systems get a tune-up before the first sustained heat rather than during it.
Do I need a permit for HVAC work in Denver, CO?
In CO, Colorado has no statewide HVAC contractor license — licensing is handled by cities and counties. Verify with the Denver building department before equipment is replaced.
How many HVAC companies serve Denver?
We track 10 HVAC professionals serving Denver.
How hard does Denver heat work an air conditioner?
Summer highs near 88F in Denver mean systems run long cycles for months, which is what drives the compressor and capacitor failures common here.
Does Denver need heating as well as cooling?
With 6,068 heating degree days against 687 cooling degree days, Denver homes need both, and sizing for one alone leaves the other uncomfortable.
Is HVAC service in Denver more expensive than the national average?
HVAC work in Denver runs about +17.3% versus the national average.
When should I switch to heat in Denver?
Most Denver homes need heat by the first frost around October 5, and winter lows near 17F set how hard it has to work.
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