Cost to Run a Electric Furnace 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 (5 hours/day), a electric furnace here costs $254 per month.
Per hour
$1.67
at 10,000–20,000 W
Per day
$8.34
5 hours/day
Per month
$254
1,824 kWh
Per year
$3,044
21,900 kWh
By usage level in Montana
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (2.5 hrs/day) | $4.17 | $127 | $1,522 |
| Typical (5 hrs/day) | $8.34 | $254 | $3,044 |
| Heavy (10 hrs/day) | $16.68 | $507 | $6,088 |
Montana vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a electric furnace in Montana?
At Montana's current average residential rate of 13.9¢/kWh (April 2026), a electric furnace with typical usage costs about $8.34 per day, $254 per month, or $3,044 per year.
Is running a electric furnace in Montana more expensive than average?
No — it's cheaper. Montana's rate is about 26% below the U.S. average: $254 per month here versus $343 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.