Montana-Dakota Utilities: electric rates and average bill
Montana-Dakota Utilities is an investor-owned utility that serves 14,993 homes in Wyoming. In 2025, its average home used 845 kWh a month and paid $101.04 (12.0¢ per kWh), less than the Wyoming average of $111.59.
- Investor-owned utility
- 14,993 homes
- EIA data, 2025
Montana-Dakota Utilities at a glance
| Type of utility | Investor-owned utility |
|---|---|
| Homes served in Wyoming | 14,993 |
| Average home bill | $101.04 a month (Wyoming average $111.59) |
| Average price | 12.0¢ per kWh (Wyoming average 13.4¢) |
| Average home use | 845 kWh a month (Wyoming average 835) |
| Business customers | 9.3¢ per kWh, average bill $396.18 a month (2,856 businesses; Wyoming business rates) |
| Power outages | 0.9 outages and 134 minutes without power for the average customer in a normal year; 1.8 outages and 354 minutes with major storms (more minutes than the middle Wyoming utility, 91 minutes) |
| Grid | MRO region; SPP and MISO market; owns power plants |
| Counties served | Johnson, Sheridan |
Price rank: Montana-Dakota Utilities has the 2nd lowest average price of the 9 Wyoming utilities with 1,000 or more homes.
Other utilities in the same counties
These utilities also serve homes in one or more of the counties of Montana-Dakota Utilities. Your address has one utility: it is on your bill.
| Utility | Homes | Average bill | Price per kWh |
|---|---|---|---|
| Rocky Mountain PowerBill calculator on this site | 118,517 | $107.47 | 15.1¢ |
| Powder River Energy | 15,548 | $141.07 | 12.2¢ |
| High Plains Power | 12,868 | $134.87 | 14.2¢ |
Montana-Dakota Utilities rates and your bill
This site does not have a bill calculator for Montana-Dakota Utilities yet: we add a calculator only after we check every charge in the official rate schedule. The current rates are on the Montana-Dakota Utilities rates page. The averages on this page come from the yearly report that each utility files with the U.S. Energy Information Administration (Form EIA-861, 2025 data), so they show the past year, not today's rates.
- Montana-Dakota Utilities website
- State regulator: Wyoming Public Service Commission
- The average electric bill in Wyoming, the average bill in each state and the ZIP code finder
Do you want a Montana-Dakota Utilities bill calculator? Tell us.
What is the average Montana-Dakota Utilities electric bill (WY)?
In 2025, its average home used 845 kWh a month and paid $101.04 (12.0¢ per kWh), less than the Wyoming average of $111.59.
How often does the power go out with Montana-Dakota Utilities (WY)?
In 2025, the average Montana-Dakota Utilities customer had 0.9 outages and 134 minutes without power, not counting major storms (1.8 outages and 354 minutes with them).
utilityratecalc.com is not part of Montana-Dakota Utilities. Source: EIA-861 data, 2025. The averages include all charges that the utility reports as revenue from homes that buy their power from it.