Billowatt

Cost to Run a Heat Pump in Maine

Maine's average residential electricity rate is 28.4¢/kWh as of April 2026 — the 46th cheapest in the country, 51% above the U.S. average. At typical usage (8 hours/day), a heat pump here costs $207 per month.

Per hour

$0.85

at 1,000–5,000 W

Per day

$6.82

8 hours/day

Per month

$207

730 kWh

Per year

$2,488

8,760 kWh

By usage level in Maine

Usage Per day Per month Per year
Light (4 hrs/day) $3.41 $104 $1,244
Typical (8 hrs/day) $6.82 $207 $2,488
Heavy (16 hrs/day) $13.63 $414 $4,976

Maine vs. the rest of the country

Monthly cost at typical usage.

Maine $207
Northeast average $198
U.S. average $137

Frequently asked questions

How much does it cost to run a heat pump in Maine?

At Maine's current average residential rate of 28.4¢/kWh (April 2026), a heat pump with typical usage costs about $6.82 per day, $207 per month, or $2,488 per year.

Is running a heat pump in Maine more expensive than average?

Yes. Maine's electricity costs about 51% more than the U.S. average, so the same usage costs $207 per month here versus $137 nationally.

What does electricity cost in Maine right now?

Maine residents pay an average of 28.4¢ per kWh as of April 2026 — the 46th cheapest rate of the 51 U.S. jurisdictions we track.

Heat Pump costs in nearby states

What else costs to run in Maine

See the full Maine electricity cost guide →