Electricity prices in Great Falls, MT
Households in Great Falls pay 15.6¢/kWh (Montana average), about $129 a month for 826 kWh a month, the Montana household average.
Monthly electricity bill by consumption
| Consumption | Per month | Per year |
|---|---|---|
| 500 kWh a month | $78 | $934 |
| 1,000 kWh a month | $156 | $1,868 |
| 1,500 kWh a month | $234 | $2,803 |
| 2,000 kWh a month | $311 | $3,737 |
At 15.6¢/kWh, the average household price including taxes and fixed charges (August 2026). Small households usually pay a little more per kWh, large ones a little less.
Business electricity in Great Falls
Commercial customers pay 13.6¢/kWh and industrial customers 8.0¢/kWh (Montana average).
Home running costs in Great Falls
In Great Falls, running an 860 sq ft home costs on average $76 a month excluding rent – 9% cheaper than the US average.
Monthly cost breakdown
Default home: 860 sq ft, 2 people, 2,500 kWh electricity a year.
Great Falls compared with the average for the United States
Your biggest saving opportunity
At today's prices a heat pump would cost about $43 a year more than a gas boiler in Great Falls; check the incentives available before deciding.
Gas boiler vs heat pump calculator · Monthly home running cost calculator
Heating need through the year
Heating with a gas boiler: about 10,991 kWh a year at 4.8¢/kWh.
Solar potential in Great Falls
1 kWp of solar panels produces about 1,608 kWh a year here. ($250 per year)
Not yet available for Great Falls: Water.
How we calculate this
Electricity: average residential price per kWh in the state (August 2026). Heating: heating degree days for the location × floor area × building factor, priced with the gas boiler cost (state residential natural gas price). Water and rent are added when official data is available. Methodology
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