Solar in Casper, WY
With PacifiCorp (Rocky Mountain Power / Pacific Power)'s electricity at about 14.7¢ per kWh and 1,517 kWh of sun per kW, solar is a close call for a typical Casper home today: about a 14.7-year payback.
- Payback, typical home
- 14.7 yrsWyoming: 15 yrs
- 25-year net
- $13,536after paying $16,250
- Sun
- 1,517kWh per kW per year
- Electricity
- 14.7¢18% below U.S. average
A typical Casper home, by the numbers
| Utility | PacifiCorp (Rocky Mountain Power / Pacific Power) |
|---|---|
| Electricity use | 710 kWh a month |
| Best-value system | 5.1 kW, about 12 panels, 7,735 kWh a year (91% of use) |
| Cost | $16,250 |
| First-year savings | $1,137 |
| Payback | 14.7 years |
| Exported power | 4.3¢/kWh (PacifiCorp (Rocky Mountain Power / Pacific Power)) |
Cash purchase, no federal credit, 2.0% yearly rate increases. Run it with your own numbers.
Homes in Casper
- Owner-occupied homes
- 70%
- Single-family detached
- 70%
- Median home value
- $260k
- Median year built
- 1975
- Population
- 58,839
- Roofs suitable for solar†
- 90%
Census ACS 2020–2024. †Share of 19,300 buildings Google Project Sunroof rated technically suitable (2019 snapshot).
Installers working in Casper
Public installation records for Wyoming don't name installers, so we can't rank local companies here. Browse installers in Wyoming.
Always verify the license and get at least three quotes. Compare quotes side by side.
Questions about solar in Casper
Is solar worth it in Casper, WY?
For a typical home in Casper, solar is a close call at 2026 prices: a 5.1 kW system costs about $16,250 after state incentives, saves about $1,137 in year one and pays back in about 14.7 years. Enter your address for an estimate based on your roof and bill.
How much solar power does a system produce in Casper?
About 1,517 kWh per year for each kW of panels on a south-facing roof, based on PVWatts and local weather. That's 0% less than the Wyoming average. East- or west-facing roofs produce roughly 10–20% less.
Who is the electric utility in Casper?
Most homes in Casper are served by PacifiCorp (Rocky Mountain Power / Pacific Power), at about 14.7¢ per kWh on average. Some areas are served by High Plains Power.
How much do solar panels cost in Casper?
A fair cash price is around $3.00 per watt before incentives, so about $16,250 for a 5.1 kW system. There's no federal tax credit for homeowners who buy in 2026.
Nearby
- Gillette 16.2 yrs
- Laramie 14.7 yrs
- Cheyenne 12.4 yrs
- All of Wyoming
Data: PVWatts (National Laboratory of the Rockies), EIA-861 2025 adjusted to 2026, U.S. Census ACS, LBNL Tracking the Sun, state policy research as of October 2026.