Cost to Run a Pool Heater (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 (4 hours/day), a pool heater (heat pump) here costs $174 per month.
Per hour
$1.43
at 4,000–11,000 W
Per day
$5.72
4 hours/day
Per month
$174
608 kWh
Per year
$2,088
7,300 kWh
By usage level in Maine
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (2 hrs/day) | $2.86 | $86.94 | $1,044 |
| Typical (4 hrs/day) | $5.72 | $174 | $2,088 |
| Heavy (8 hrs/day) | $11.44 | $348 | $4,176 |
Maine vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a pool heater (heat pump) in Maine?
At Maine's current average residential rate of 28.6¢/kWh (May 2026), a pool heater (heat pump) with typical usage costs about $5.72 per day, $174 per month, or $2,088 per year.
Is running a pool heater (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 $174 per month here versus $112 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.