Rates by state / South Dakota / Montana-Dakota Utilities Co
Investor Owned · 6,348 residential customers
Montana-Dakota Utilities Co electricity rates
Residential customers paid an average of 13.0¢ per kWh in 2025, 9% below the South Dakota average of 14.2¢ for the latest 12 months.
Average rate
13.0¢/kWh
2025, all residential revenue ÷ kWh
Average bill
$111/mo
At 852 kWh a month
1-year change
-11.0%
5 years: +17.7%
Average rate by year
202011.0¢
202111.3¢
202212.2¢
202312.5¢
202414.6¢
202513.0¢
Montana-Dakota Utilities Co bill at different usage levels
Estimated monthly bill at Montana-Dakota Utilities Co's 2025 average rate of 13.0¢ per kWh. Actual bills vary with your plan, fixed charges and taxes.
| Monthly use | Montana-Dakota Utilities Co | South Dakota average |
|---|---|---|
| 500 kWh | $65 | $71 |
| 750 kWh (about average here) | $97 | $107 |
| 1,000 kWh | $130 | $142 |
| 1,500 kWh | $195 | $213 |
| 2,000 kWh | $260 | $284 |
Other utilities in South Dakota
| Utility | Customers | Rate |
|---|---|---|
| Northern States Power Co - Minnesota | 94,137 | 13.1¢ |
| Black Hills Power, Inc. | 67,608 | 15.1¢ |
| NorthWestern Energy - (SD) | 51,787 | 13.3¢ |
| Sioux Valley SW Elec Coop | 22,989 | 13.9¢ |
| Southeastern Electric Coop Inc - (SD) | 20,959 | 13.0¢ |
| West River Electric Assn Inc | 18,975 | 15.2¢ |
| Watertown Municipal Utilities | 11,775 | 9.3¢ |
| City of Brookings - (SD) | 10,769 | 10.7¢ |
Montana-Dakota Utilities Co: common questions
- How much does Montana-Dakota Utilities Co charge per kWh?
- Montana-Dakota Utilities Co residential customers paid an average of 13.0¢ per kWh in 2025, counting all charges, according to EIA Form 861 data.
- What is the average Montana-Dakota Utilities Co electric bill?
- The average Montana-Dakota Utilities Co household used 852 kWh a month in 2025, which works out to about $111 a month at the average rate.
- Is Montana-Dakota Utilities Co cheaper than other utilities in South Dakota?
- Montana-Dakota Utilities Co's average rate is 9% below the South Dakota average of 14.2¢. 12 of 21 utilities in South Dakota have a lower average rate.
- Did Montana-Dakota Utilities Co raise rates?
- Montana-Dakota Utilities Co's average residential rate changed -11.0% from 2024 to 2025 and +17.7% since 2020.
- Is my Montana-Dakota Utilities Co bill too high?
- Enter the kWh and amount from your bill in the free bill check on AverageElectricBill.com. It compares your use with similar South Dakota homes and your rate with Montana-Dakota Utilities Co's average.
Got a Montana-Dakota Utilities Co bill?
Check my billSource: U.S. EIA Form EIA-861, 2025 final data.