US Energy Price Monitorby KadoaUpdated weeklyStar on GitHub

NewInsight: Investor-owned utilities charge 23% more for power

Montana

Montana-Dakota Utilities electricity rates

What homes pay Montana-Dakota Utilities for electricity, from EIA.

Investor-owned utility, 19,604 homes in Montana. EIA lists it as Montana-Dakota Utilities Co.

Headlines

Average price
13.1¢ a kWh
Up 9.1% on a year ago
Average bill
$101 a month
Up 8.4% on a year ago
Average use
772 kWh
A month. Montana 826 kWh
Price rank in Montana
3 of 6
1 is the most expensive

Over the 12 months to August 2026, Montana-Dakota Utilities homes paid 13.1¢ a kWh, against 13.9¢ across Montana.

Montana-Dakota Utilities vs Montana

Montana-Dakota UtilitiesMontana
Average price, 12 months to August 202613.1¢13.9¢
Price in August 202614.5¢15.6¢
Average monthly bill, 12 months$101$115
Bill in August 2026$162$122
Average monthly use772 kWh826 kWh
Price change, past year+9.1%+9.5%
Price change since 2019+22%+25%

Electricity price

Average residential price a kilowatt-hour, by month.

Up to and including August 2026

Source: EIA-861M monthly utility survey. Revenue over kilowatt-hours sold, including fixed charges.

Average monthly bill

What an average home pays a month.

Up to and including August 2026

Source: EIA-861M monthly utility survey.