Montana-Dakota Utilities Co Electricity Rates and Average Bill (North Dakota)
Data through June 2026 (the latest month EIA has published) · Updated September 03, 2026
As of June 2026, Montana-Dakota Utilities Co's residential customers in North Dakota paid an average effective rate of 14.32¢/kWh with an average monthly bill of $90.86, per EIA Form 861-M data. That rate is 0.2¢ above the North Dakota average of 14.12¢/kWh; the U.S. average is 18.34¢/kWh.
Rate trend vs the North Dakota average
View this chart as a table (last 12 months)
| Month | Rate (¢/kWh) | Avg bill ($/mo) | Avg usage (kWh/mo) |
|---|---|---|---|
| July 2025 | 11.46 | 98.44 | 859 |
| August 2025 | 11.10 | 104.71 | 944 |
| September 2025 | 12.01 | 79.33 | 660 |
| October 2025 | 11.97 | 69.49 | 580 |
| November 2025 | 11.87 | 98.74 | 832 |
| December 2025 | 11.65 | 118.92 | 1021 |
| January 2026 | 10.59 | 122.76 | 1159 |
| February 2026 | 11.80 | 104.55 | 886 |
| March 2026 | 12.74 | 98.49 | 773 |
| April 2026 | 12.86 | 87.98 | 684 |
| May 2026 | 13.10 | 103.31 | 789 |
| June 2026 | 14.32 | 90.86 | 634 |
Montana-Dakota Utilities Co vs North Dakota vs the U.S.
| Montana-Dakota Utilities Co | North Dakota | U.S. average | |
|---|---|---|---|
| Rate (June 2026) | 14.32¢/kWh | 14.12¢/kWh | 18.34¢/kWh |
| Average monthly bill | $90.86 | $113.65 | $170.65 |
| Average monthly usage | 634 kWh | 805 kWh | 930 kWh |
| Rate change, 1 year | +20.5% | +3.0% | +5.0% |
Estimate a bill at Montana-Dakota Utilities Co rates
Worked example: 1,000 kWh at Montana-Dakota Utilities Co's average effective rate of 14.32¢/kWh is about $143.20. The utility's actual average usage is 634 kWh/month, which produces the $90.86 average bill. This is an all-in average (energy, delivery, fixed charges, riders); your tariff's marginal price will differ.
See the full North Dakota rate trend, look up another utility by ZIP code, or read why electric bills are rising.
Source: EIA Form 861-M (monthly utility-level sales to ultimate customers, residential), published with roughly a two-month lag. Rate = revenue ÷ sales; bill = revenue ÷ customers. Months failing basic sanity screens are excluded. See methodology.