Cost to Run a Heat Pump in Maine
Maine's average residential electricity rate is 28.6¢/kWh as of May 2026 — the 46th cheapest in the country, 55% above the U.S. average. At typical usage (8 hours/day), a heat pump here costs $209 per month.
Per hour
$0.86
at 1,000–5,000 W
Per day
$6.86
8 hours/day
Per month
$209
730 kWh
Per year
$2,505
8,760 kWh
By usage level in Maine
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $3.43 | $104 | $1,253 |
| Typical (8 hrs/day) | $6.86 | $209 | $2,505 |
| Heavy (16 hrs/day) | $13.73 | $417 | $5,011 |
Maine 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 Maine?
At Maine's current average residential rate of 28.6¢/kWh (May 2026), a heat pump with typical usage costs about $6.86 per day, $209 per month, or $2,505 per year.
Is running a heat pump in Maine more expensive than average?
Yes. Maine's electricity costs about 55% more than the U.S. average, so the same usage costs $209 per month here versus $134 nationally.
What does electricity cost in Maine right now?
Maine residents pay an average of 28.6¢ per kWh as of May 2026 — the 46th cheapest rate of the 51 U.S. jurisdictions we track.