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

Electricity prices in Montana

What homes in Montana pay for electricity, from EIA.

Headlines

Average price
13.9¢ a kWh
Up 9.5% on a year ago
Average bill
$115 a month
Up 5.9% on a year ago
Average use
826 kWh
A month. US 875 kWh
Price rank
41 of 51
1 is the most expensive

Over the 12 months to August 2026, Montana homes paid 13.9¢ a kWh, against a US average of 18.0¢.

Montana vs the US

MontanaUS
Average price, 12 months to August 202613.9¢18.0¢
Price in August 202615.6¢18.2¢
Average monthly bill, 12 months$115$158
Bill in August 2026$122$209
Average monthly use826 kWh875 kWh
Price change, past year+9.5%+6.5%
Price change since 2019+25%+39%

Electricity price

Average residential price a kilowatt-hour, by month.

Up to and including August 2026

Average monthly bill

What an average home pays a month. Bills peak in summer and winter.

Up to and including August 2026

Natural gas price

Average residential price a thousand cubic feet, by month. Summer prices are high because fixed charges are spread over little gas.

Up to and including August 2026

Utilities in Montana

Past 12 months, utilities with 10,000 homes or more. These utilities serve 83% of homes in Montana; smaller utilities serve the rest.

NorthWestern EnergyInvestor-owned15.9¢+13%$108337,936
Flathead Electric CooperativeCooperative10.4¢+4.8%$11965,507
Yellowstone Valley Electric CooperativeCooperative14.8¢+5.4%$12921,780
Montana-Dakota UtilitiesInvestor-owned13.1¢+9.1%$10119,604
USBIA-Mission Valley PowerFederal9.6¢+4.2%$11516,587
Missoula Electric CooperativeCooperative11.5¢+6.9%$11715,431

Heating fuels in Montana: propane.