Cost to Run a Heat Pump in Idaho
Idaho's average residential electricity rate is 12.4¢/kWh as of May 2026 — the 1st cheapest in the country, 33% below the U.S. average. At typical usage (8 hours/day), a heat pump here costs $90.47 per month.
Per hour
$0.37
at 1,000–5,000 W
Per day
$2.98
8 hours/day
Per month
$90.47
730 kWh
Per year
$1,086
8,760 kWh
By usage level in Idaho
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $1.49 | $45.24 | $543 |
| Typical (8 hrs/day) | $2.98 | $90.47 | $1,086 |
| Heavy (16 hrs/day) | $5.95 | $181 | $2,172 |
Idaho vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a heat pump in Idaho?
At Idaho's current average residential rate of 12.4¢/kWh (May 2026), a heat pump with typical usage costs about $2.98 per day, $90.47 per month, or $1,086 per year.
Is running a heat pump in Idaho more expensive than average?
No — it's cheaper. Idaho's rate is about 33% below the U.S. average: $90.47 per month here versus $134 nationally.
What does electricity cost in Idaho right now?
Idaho residents pay an average of 12.4¢ per kWh as of May 2026 — the 1st cheapest rate of the 51 U.S. jurisdictions we track.