How Montana compares
Montana residents pay 13.90 cents per kilowatthour for electricity.
At 900 kWh, the national-average energy charge would be $169.47. The same usage at Montana's statewide average is $44.37 lower.
Estimate an appliance in Montana
The calculator starts with 13.90¢/kWh. Replace it with the exact rate from your bill for a household-specific estimate.
This setup uses about 240 kWh in a 30-day month.
Please enter valid values within the ranges shown.
Popular appliance costs
Each estimate uses the editable WattPocket default wattage and runtime with Montana's current statewide rate.
| Appliance | Starting assumption | Monthly use | Monthly cost |
|---|---|---|---|
| Window Air Conditioner | 1,000 W × 8 hr/day | 240 kWh | $33.36 |
| Space Heater | 1,500 W × 5 hr/day | 225 kWh | $31.28 |
| Refrigerator | 150 W × 8 hr/day | 36 kWh | $5.00 |
| Electric Water Heater | 4,500 W × 3 hr/day | 405 kWh | $56.30 |
| Electric Clothes Dryer | 3,000 W × 0.75 hr/day | 67.5 kWh | $9.38 |
| Level 2 EV Charger | 7,200 W × 2.5 hr/day | 540 kWh | $75.06 |
The monthly cost formula
(watts ÷ 1,000) × hours per day × 30 × $0.1390/kWh
Watts are converted to kilowatts, multiplied by active hours and 30 days, then priced at the statewide residential average. Costs are calculated at full precision and rounded for display.
Questions about Montana electricity prices
Short answers based only on the verified EIA rate snapshot above.
What is the U.S. average electricity price?
What is the average cost of electricity in the United States?
How much does the average American pay for electricity?
The U.S. average electricity price is 18.83 cents per kilowatthour.