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Montana Energy

Gas prices, electricity rates, utilities, power plants, heating costs and EV charging in Montana, from EIA, EPA and the Department of Energy.

Regular gas, region
$4.47/gal
Week of 10/19/2026
Home electricity
14.99¢/kWh
July 2026
Average electric bill
$111/mo
2025
EV charging stations
161
486 ports

Prices

Power plants

7.7 GW of operating capacity

All plants
  • Hydroelectric2.7 GW 35.0%
  • Wind2.1 GW 28.0%
  • Coal1.8 GW 23.6%
  • Natural gas705 MW 9.2%
  • Solar181 MW 2.4%
  • Petroleum68.0 MW 0.9%
  • Other61.6 MW 0.8%
  • Biomass6.0 MW 0.1%

Generated 26.9 TWh in 2023 with 50.6% from carbon-free sources. CO2 rate 1,056 lb/MWh. Solar, wind and batteries

Largest electric utilities

By customers, 2025

All 36

Swipe the table sideways to see more columns.

EV charging by city

30 alternative fuel stations too

All cities

Energy by county

Utilities, power plants and charging stations in each county

Frequently asked questions

How much does electricity cost in Montana?
Homes in Montana paid an average of 14.99¢/kWh per kilowatt-hour in July 2026, compared with the U.S. average of 18.31¢/kWh.
What is the price of gas in Montana?
EIA does not publish a weekly Montana average. The Rocky Mountain (PADD 4) average was $4.47/gal the week of 10/19/2026.
Where does Montana's electricity come from?
In 2023, 50.6% of the electricity generated in Montana came from carbon-free sources (nuclear and renewables), and 50.6% from renewables alone.