Checked
Petroleum County, MT Energy
Electric utilities, power plants and charging stations in Petroleum County, Montana.
- Montana home electricity
- 14.99¢/kWh
- July 2026
- Regular gas, region
- $4.47/gal
- Rocky Mountain (PADD 4)
- Electric utilities
- 2
- Serving Petroleum County
Electric utilities serving Petroleum County
As reported to EIA for 2025. A utility may serve only part of the county. Customers and prices are for its whole Montana service area
Swipe the table sideways to see more columns.
| Utility | Customers in state | Home price | Home bill |
|---|---|---|---|
| Fergus Electric Coop, IncCooperative | 7,157 | 15.91¢/kWh | $143/mo |
| McCone Electric Coop IncCooperative | 5,481 | Not reported | Not reported |
Electricity rates and gas prices are state or regional averages. Utility service areas come from EIA Form 861 and are listed by county, so a utility listed here may not serve every address in the county.
Frequently asked questions
- What electric company serves Petroleum County?
- Fergus Electric Coop, Inc, McCone Electric Coop Inc report serving Petroleum County to EIA. Check your bill or address with the utility to confirm which one serves you.