Cost to Run a Electric Wall Heater in Montana
Montana's average residential electricity rate is 13.9¢/kWh as of April 2026 — the 7th cheapest in the country, 26% below the U.S. average. At typical usage (6 hours/day), a electric wall heater here costs $25.35 per month.
Per hour
$0.14
at 500–2,000 W
Per day
$0.83
6 hours/day
Per month
$25.35
182 kWh
Per year
$304
2,190 kWh
By usage level in Montana
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (3 hrs/day) | $0.42 | $12.68 | $152 |
| Typical (6 hrs/day) | $0.83 | $25.35 | $304 |
| Heavy (12 hrs/day) | $1.67 | $50.71 | $609 |
Montana vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a electric wall heater in Montana?
At Montana's current average residential rate of 13.9¢/kWh (April 2026), a electric wall heater with typical usage costs about $0.83 per day, $25.35 per month, or $304 per year.
Is running a electric wall heater in Montana more expensive than average?
No — it's cheaper. Montana's rate is about 26% below the U.S. average: $25.35 per month here versus $34.29 nationally.
What does electricity cost in Montana right now?
Montana residents pay an average of 13.9¢ per kWh as of April 2026 — the 7th cheapest rate of the 51 U.S. jurisdictions we track.