Montana Electricity Rates
Residential rate
13.90¢/kWh
-26% vs US average
Rank (most expensive)
#45
of 51 (incl. DC)
Est. monthly bill
$122
at the US-typical 880 kWh/month
What that rate means in practice
| Appliance (typical use) | Cost per month in Montana |
|---|---|
| Space heater | $38.03 |
| Central air conditioner (3 ton) | $118.32 |
| Window AC unit | $30.42 |
| Portable AC unit | $37.19 |
| Electric water heater (tank) | $50.71 |
| Heat pump water heater | $12.68 |
| Electric clothes dryer | $12.68 |
| Washing machine | $1.06 |
| Dishwasher | $5.49 |
| Refrigerator (modern) | $5.07 |
| Chest freezer | $5.92 |
| Electric oven | $10.56 |
Typical wattages and durations, adjust them in the calculator.
Run your own numbers for Montana
- Heat pump vs gas furnace, gas here currently costs about $0.83/therm
- EV home charging cost
- Solar payback under 2026 rules
- Montana rebates that are still available
Rate source: EIA Electric Power Monthly, Table 5.6.A (residential average). Bills vary by utility and usage.