Top Solar Installation Companies in Denver
Solar Installation Cost in Denver
Local ranges, adjusted for area wage and cost-of-living data.
| Service | Typical range in Denver |
|---|---|
| 6 kW system, installed | $14,486–$19,980/job |
| 8 kW system, installed | $19,281–$26,673/job |
| 10 kW system, installed | $24,076–$33,367/job |
Solar Installation prices in Denver run about 0% below 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 5 companies serving Denver, rated 4.9★ on average across 1,163 customer reviews.
Denver Climate & Seasonal Timing
What Denver's weather means for scheduling solar installation.
- 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
- Electrical contractors must register with the Colorado State Electrical Board and employ a licensed master electrician
- The board licenses master, journeyman and residential wiremen statewide
- Electrical permits come from the state or from local jurisdictions that run their own inspection programs
License required: Colorado State Electrical Board contractor registration and master license
Sources: dpo.colorado.gov
Solar Installation FAQs for Denver
How much does solar cost in Denver?
A 6 kW home solar system in Denver typically runs $14486-$19980 installed, before any incentives.
How many solar installers serve Denver?
We track 5 solar installation companies serving Denver.
Is solar installation in Denver more expensive than average?
Electrical installation labor in Denver runs about -0.1% versus the national average.
Do I need a permit for solar panels in Denver, CO?
In CO, Electrical contractors must register with the Colorado State Electrical Board and employ a licensed master electrician. Rooftop solar in Denver needs a building and electrical permit plus a utility interconnection agreement.
Is there a federal solar tax credit in 2026?
No for homeowners buying a system: the residential federal credit ended December 31, 2025, so a Denver quote of $14486-$19980 is close to the out-of-pocket cost unless a state or utility rebate applies.
How much does air conditioning drive solar savings in Denver?
Denver sees about 687 cooling degree days a year; the more air conditioning a home runs, the more of a solar systems output it uses directly.
How many quotes should I get for solar in Denver?
At least three; with 5 installers serving Denver, compare the price per watt, panel and inverter models, and the workmanship warranty.
Does heat reduce solar output in Denver?
Slightly; panels lose efficiency on days near 88F, so Denver quotes should use temperature-adjusted production estimates.
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