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Montana Electricity Utilities & Rates
37 electric utilities serve Montana · EIA Form 861 2025, with monthly prices through August 2026
Utilities
37
Customers
802,734
Electricity sold
17,081 GWh
Residential rate (2025)
12.99¢
Avg residential bill
$111/mo
Residential price (August 2026)
15.57¢
Average Montana electricity prices, 2025
| Customer class | Avg price | Avg monthly use | Avg monthly bill |
|---|---|---|---|
| Residential | 12.99¢ | 853 kWh | $110.80 |
| Commercial | 11.88¢ | 3,009 kWh | $357.44 |
| Industrial | 7.03¢ | 31,518 kWh | $2,214.26 |
EIA Form 861 average-bill tables for 2025: total class revenue divided by sales and customers as filed. Prices are average realized rates, blending fixed and variable charges - not any single tariff.
Latest monthly prices (EIA-861M, preliminary)
| Period | Residential | Commercial | Industrial | All sectors |
|---|---|---|---|---|
| August 2026 | 15.57¢ | 13.64¢ | 7.97¢ | 12.55¢ |
| 2026 year-to-date | 14.13¢ | 12.89¢ | 6.99¢ | 11.68¢ |
Electric utilities serving Montana
Cheapest residential electricity in Montana (2025)
- Lower Yellowstone R E A, Inc - 9.20¢
- USBIA-Mission Valley Power - 9.39¢
- Flathead Electric Coop Inc - 10.04¢
- Missoula Electric Coop, Inc - 10.93¢
- Fall River Rural Elec Coop Inc - 11.11¢
- Montana-Dakota Utilities Co - 12.33¢
- Adjustment 2025 - 12.77¢
- Northern Lights, Inc - 13.06¢
- Yellowstone Valley Elec Co-op - 14.22¢
- NorthWestern Energy LLC - (MT) - 14.42¢
Source: U.S. Energy Information Administration, Forms EIA-861 (2025) and EIA-861M (monthly, preliminary).
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