Cost to Run a Electric Water Heater in Maine
Maine's average residential electricity rate is 32.4¢/kWh as of July 2026 — the 49th cheapest in the country, 77% above the U.S. average. At typical usage (2.9 hours/day), a electric water heater here costs $129 per month.
Per hour
$1.46
at 3,500–5,500 W
Per day
$4.23
2.9 hours/day
Per month
$129
397 kWh
Per year
$1,543
4,763 kWh
By usage level in Maine
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (1.45 hrs/day) | $2.11 | $64.27 | $772 |
| Typical (2.9 hrs/day) | $4.23 | $129 | $1,543 |
| Heavy (5.8 hrs/day) | $8.46 | $257 | $3,087 |
Maine vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a electric water heater in Maine?
At Maine's current average residential rate of 32.4¢/kWh (July 2026), a electric water heater with typical usage costs about $4.23 per day, $129 per month, or $1,543 per year.
Is running a electric water heater in Maine more expensive than average?
Yes. Maine's electricity costs about 77% more than the U.S. average, so the same usage costs $129 per month here versus $72.60 nationally.
What does electricity cost in Maine right now?
Maine residents pay an average of 32.4¢ per kWh as of July 2026 — the 49th cheapest rate of the 51 U.S. jurisdictions we track.