In July 2026, homes in Wyoming paid an average of 14.36¢ per kWh, the 11th cheapest of the 50 states and DC and 21.6% below the U.S. average of 18.31¢.
That price is roughly flat compared with a year earlier (down 1.9%).
Over the past 12 months the average home in Wyoming used 817 kWh a month, for an average bill of $114 (U.S.: $157).
About electricity in Wyoming
Wyoming generates more than twice the electricity it uses, more relative to its needs than any other state, and sends the surplus to other states. Coal is the largest source, with wind second.
- coal 58%
- wind 27%
- natural gas 10%
- hydropower 2%
- other 2%
The Wyoming Public Service Commission is the state agency that regulates electric utilities in Wyoming.
Average electric bill in Wyoming
Over the last 12 months the average Wyoming home paid $114 a month for electricity, the 5th lowest of the 50 states and DC. In July 2026 the average bill was $131 for 911 kWh.
Over the last 12 months, homes in Wyoming used the most electricity in January, when electric heating drives usage up: an average of 1,113 kWh and a $143 bill. The lightest month was September, at 635 kWh and $95.
What would I pay?
| Monthly use | Per month | Per year |
|---|---|---|
| 500 kWh × 14.36¢ | $71.80 | $862 |
| 1,000 kWh × 14.36¢typical | $143.60 | $1,723 |
| 1,500 kWh × 14.36¢ | $215.40 | $2,585 |
| 2,000 kWh × 14.36¢ | $287.20 | $3,446 |
Estimate your own bill
Cost of electricity in Wyoming by month
Businesses in Wyoming paid 10.26¢ per kWh in July 2026 (the 6th cheapest for business power), and industrial users paid 8.62¢.
Electric companies in Wyoming
12 utilities deliver electricity to homes in Wyoming. The largest is PacifiCorp, serving 118,517 homes.
| Utility | Homes served | Avg. home rate |
|---|---|---|
| PacifiCorp | 118,517 | 15.13¢ |
| Cheyenne Light Fuel & Power | 44,072 | 17.32¢ |
| Lower Valley Energy Inc | 23,172 | 6.99¢ |
| Powder River Energy Corp | 15,548 | 12.20¢ |
| Montana-Dakota Utilities Co | 14,993 | 11.96¢ |
| City of Gillette | 14,134 | 12.90¢ |
| High Plains Power Inc | 12,868 | 14.24¢ |
| High West Energy, Inc | 5,692 | 14.72¢ |
| Black Hills Power, Inc. | 2,179 | 13.77¢ |
| Yampa Valley Electric Assn Inc | 573 | 17.39¢ |
"Avg. home rate" is what each utility's full-service residential customers paid on average in 2025 (revenue ÷ kWh sold). Delivery-only utilities have no full-service rate.
Can you choose your electricity supplier in Wyoming?
No. Households in Wyoming buy electricity from the utility that serves their address. Rates are set by the state utility commission (for investor-owned utilities) or by the utility's own board (for co-ops and city-owned utilities).
Wyoming compared with neighboring states
| State | Price per kWh | Avg. monthly bill (12 mo.) |
|---|---|---|
| Utah | 13.12¢ | $104 |
| Idaho | 13.73¢ | $114 |
| Nebraska | 13.78¢ | $123 |
| Wyoming | 14.36¢ | $114 |
| Montana | 14.99¢ | $115 |
| South Dakota | 15.37¢ | $140 |
| Colorado | 17.00¢ | $112 |
Wyoming electricity FAQ
What is the average electric bill in Wyoming?
The average home in Wyoming paid $114 a month over the last 12 months, using 817 kWh. That is the 5th lowest of the 50 states and DC. In July 2026 alone, the average bill was $131.
How much does electricity cost per kWh in Wyoming?
Homes paid an average of 14.36¢ per kWh in July 2026, 21.6% below the U.S. average of 18.31¢. Businesses paid 10.26¢ per kWh.
Which month has the highest electric bills in Wyoming?
January, in the last 12 months of data: the average bill reached $143 (1,113 kWh), compared with $95 in September, the lowest month.
Can I choose my electricity provider in Wyoming?
No. Households in Wyoming buy electricity from the utility that serves their address, at rates set by regulators or the utility's board.
What are the largest electric companies in Wyoming?
By number of residential customers in 2025: PacifiCorp (118,517), Cheyenne Light Fuel & Power (44,072), Lower Valley Energy Inc (23,172).
Latest WY electric rates, bills and usage: U.S. Energy Information Administration retail sales data (forms EIA-861M and EIA-861), latest month July 2026. Utilities and suppliers: EIA-861 (2025). Bills and usage are revenue and sales divided by customers. Last updated 2026-10-20.