Electricity Rate in Wyoming (2026): 15.24c/kWh Average
The EIA residential electricity price in Wyoming is 15.24 cents per kWh as of June 2026, 3.10c below the US average of 18.34c/kWh. The Wyoming commercial rate is 10.01c/kWh and the industrial rate is 8.75c/kWh (EIA Electric Power Monthly, Table 5.6.A).
Wyoming Electricity Rate: What You Need to Know
Wyoming electricity averages 15.24 cents per kWh for residential customers as of June 2026, according to the EIA Electric Power Monthly. This is 3.10c below the US average of 18.34c/kWh. The average monthly bill for Wyoming households is $113 based on typical usage of 845 kWh.
Generation mix: Coal 58%, wind 27%, natural gas 10%, hydro 2%. The fuel mix is a primary driver of electricity rates - states with abundant hydro or nuclear tend to have lower rates, while states dependent on imported petroleum (Hawaii) or natural gas pay more.
Year-over-year change: Wyoming rates rose 2.4% year-over-year as of June 2026. This compares to the US average increase of 5% over the same period.
Regulated: You Cannot Switch Electricity Suppliers
Rocky Mountain Power (PacifiCorp) operates as the regulated utility in Wyoming. Retail electricity choice is not available for residential customers. Options for reducing your bill include: time-of-use rate optimization, energy efficiency upgrades, and rooftop solar.
Your Wyoming Electricity Bill Components
State pre-selected in our full bill calculator with TOU and commercial modes.
Open Bill Calculator ->Electric Utilities in Wyoming: 36 Listed (2024 EIA-861)
EIA's Form 861 census records 36 entities with 2024 retail electricity sales in Wyoming: 13 distribution utilities filing the full form, 23 small utilities filing the short form (EIA-861S). By ownership: 17 cooperative, 12 municipal, 5 investor owned, 1 federal, 1 political subdivision. The state-wide average realised residential price in 2024 was 12.47 cents per kWh across 286,475 residential customers and 2,968,051 MWh of sales; EIA's latest monthly figure is 15.24c (June 2026). The largest utility by residential accounts served (bundled plus delivery-only) is PacifiCorp with 118,130 (13.44c per kWh, 35.3% of state residential sales by MWh). 12 of the 13 distribution utilities have a detail page; the rest are listed here only.
| # | Utility | Ownership | Res. accounts | Residential | Commercial | Counties |
|---|---|---|---|---|---|---|
| 1 | PacifiCorpalso UT, OR, WA, ID, CA | Investor Owned | 118,130 | 13.44c | 10.53c | 15 |
| 2 | Cheyenne Light Fuel & Power | Investor Owned | 39,954 | 16.96c | 8.94c | 2 |
| 3 | Lower Valley Energy Incalso ID | Cooperative | 22,827 | 6.44c | 6.33c | 3 |
| 4 | Powder River Energy Corpalso MT | Cooperative | 15,406 | 11.73c | 8.95c | 5 |
| 5 | Montana-Dakota Utilities Coalso ND, MT, SD | Investor Owned | 14,706 | 11.77c | 9.07c | 2 |
| 6 | City of Gillette (WY) | Municipal | 13,990 | 12.62c | 9.85c | 2 |
| 7 | High Plains Power Inc | Cooperative | 12,767 | 13.71c | 10.88c | 9 |
| 8 | High West Energy, Incalso NE, CO | Cooperative | 5,579 | 14.37c | 4.88c | 2 |
| 9 | Black Hills Power, Inc.also SD, MT | Investor Owned | 2,018 | 13.13c | 12.42c | 3 |
| 10 | Yampa Valley Electric Assn Incalso CO | Cooperative | 569 | 17.50c | 13.99c | 1 |
| 11 | Fall River Rural Elec Coop Incalso ID, MT | Cooperative | 341 | 9.98c | 8.30c | 1 |
| 12 | NorthWestern Energy LLC (MT)also MT | Investor Owned | 294 | 12.83c | 19.53c | 2 |
| 13 | WAPA-- Western Area Power Administrationalso CA, AZ, CO, KS, MN, MT, ND, NE, NM, NV, SD, UT | Federal | 0 | n/a | 3.73c | 15 |
Small utilities filing the EIA-861S short form (23): totals across all sectors, no residential split+
| Utility | Ownership | Customers (all) | Avg price (all) | Counties |
|---|---|---|---|---|
| City of Cody | Municipal | 7,801 | 12.59c | 1 |
| Carbon Power & Light, Inc | Cooperative | 6,724 | 13.18c | 2 |
| Wyrulec Company | Cooperative | 5,216 | 11.71c | 3 |
| Bridger Valley Elec Assn, Inc | Cooperative | 4,810 | 10.66c | 3 |
| Wheatland Rural Elec Assn, Inc | Cooperative | 4,143 | 12.42c | 4 |
| Big Horn Rural Electric Co | Cooperative | 4,078 | 13.03c | 5 |
| City of Torrington (WY) | Municipal | 3,955 | 10.89c | 1 |
| City of Powell (WY) | Municipal | 3,432 | 13.78c | 1 |
| Town of Wheatland (WY) | Municipal | 2,355 | 13.95c | 1 |
| Garland Light & Power Company | Cooperative | 2,320 | 16.38c | 2 |
| Niobrara Electric Assn, Inc | Cooperative | 2,183 | 12.49c | 5 |
| Town of Lusk (WY) | Municipal | 1,090 | 12.49c | 1 |
| Town of Basin (WY) | Municipal | 791 | 16.52c | 1 |
| City of Pine Bluffs (WY) | Municipal | 733 | 12.79c | 1 |
| Town of Guernsey (WY) | Municipal | 721 | 12.32c | 1 |
| Beartooth Electric Coop, Inc | Cooperative | 557 | 12.80c | 1 |
| Big Horn County Elec Coop, Inc | Cooperative | 302 | 13.66c | 1 |
| Town of Lingle (WY) | Municipal | 298 | 16.67c | 1 |
| Town of Fort Laramie- (WY) | Municipal | 158 | 17.17c | 1 |
| City of Deaver (WY) | Municipal | 85 | 14.04c | 1 |
| Willwood Light & Power Company | Cooperative | 75 | 19.38c | 1 |
| Southeast Electric Coop, Inc | Cooperative | 14 | 10.86c | 1 |
| Midvale Irrigation District | Political Subdivision | 5 | 2.95c | 1 |
Source: U.S. Energy Information Administration, Form EIA-861 Annual, 2024 final data (public domain), retrieved 28 August 2026; prices are average realised revenue per kWh, not tariffs. Final 2024 file f8612024.zip (released 3 December 2025) from the EIA-861 detailed data files. Preliminary 2025 figures come from the early-release file f8612025er.zip (4 August 2026), which EIA has not yet validated; they are labelled as such wherever shown and never mixed into a final figure.