Electricity rates in Maine: 29.31¢ per kWh
Homes in Maine paid an average of 29.31¢ per kilowatt-hour from August 2025 to July 2026, 63% above the U.S. average of 17.99¢. That is the 4th-highest of 51, between Massachusetts (30.43¢) and Rhode Island (29.27¢).
The average Maine home used 532 kWh a month — the third-least of the 51 — so its typical bill came to $156 a month, the 25th-highest. At the national rate the same 532 kWh would cost $60 less a month.
In July 2026, the latest month published, the Maine rate was 32.41¢.
| Rank | State | Average rate | Latest month | Average home use | Average bill |
|---|---|---|---|---|---|
| 2 | California | 32.99¢ | 33.61¢ | 488 kWh/mo | $161/mo |
| 3 | Massachusetts | 30.43¢ | 30.49¢ | 599 kWh/mo | $182/mo |
| 4 | Maine | 29.31¢ | 32.41¢ | 532 kWh/mo | $156/mo |
| 5 | Rhode Island | 29.27¢ | 28.29¢ | 560 kWh/mo | $164/mo |
| 6 | New York | 28.39¢ | 29.90¢ | 587 kWh/mo | $167/mo |
What a month of electricity costs in Maine
At 29.31¢ per kWh, every extra 100 kWh a month adds $29.31 to the monthly bill and $352 to the year. The table runs from half to twice the Maine average home's 532 kWh, using the same calculation as the calculator above.
| Monthly use | Per month | Per year | vs. U.S. rate (17.99¢) |
|---|---|---|---|
| 250 kWh (half the average) | $73 | $879 | +$28 |
| 532 kWh (state average) | $156 | $1,871 | +$60 |
| 800 kWh (1.5× the average) | $234 | $2,814 | +$91 |
| 1,050 kWh (twice the average) | $308 | $3,693 | +$119 |
Maine electricity through the year
The average Maine home's bill peaked at about $204 in February 2026 and was lowest, about $125, in October 2025. Use ran from 441 kWh in July 2026 to 669 kWh in March 2026, 1.5 times as much.
The rate moved too, from 26.63¢ in October 2025 to 32.41¢ in July 2026. A monthly rate includes that month's fuel and seasonal charges, which is why the calculator uses the 12-month average for a yearly estimate.
| Month | Rate | Use per home | Bill per home |
|---|---|---|---|
| Aug 2025 | 28.25¢ | 548 kWh | $155 |
| Sep 2025 | 27.98¢ | 468 kWh | $131 |
| Oct 2025 | 26.63¢ | 468 kWh | $125 |
| Nov 2025 | 27.85¢ | 527 kWh | $147 |
| Dec 2025 | 30.39¢ | 526 kWh | $160 |
| Jan 2026 | 30.73¢ | 590 kWh | $181 |
| Feb 2026 | 32.17¢ | 635 kWh | $204 |
| Mar 2026 | 28.32¢ | 669 kWh | $189 |
| Apr 2026 | 28.42¢ | 570 kWh | $162 |
| May 2026 | 28.63¢ | 504 kWh | $144 |
| Jun 2026 | 29.59¢ | 444 kWh | $131 |
| Jul 2026 | 32.41¢ | 441 kWh | $143 |
Largest electricity providers in Maine
Among the 5 largest providers listed, average residential rates in 2024 ran from 11.95¢ at Houlton Water Company to 28.08¢ at Versant Power. On the average Maine home's 532 kWh that is a difference of $86 a month.
These are 2024 figures, the latest final year. The Maine average was 24.29¢ that year and 29.31¢ over the last 12 months, up 21% — compare the providers with each other, not with today's average.
Together they serve 90% of Maine's 742,549 residential customers. The rates are each company's residential revenue divided by kilowatt-hours sold, so customer charges are included; a plan or tier can still differ.
| Provider | Type | Homes served | Average rate | Use per home |
|---|---|---|---|---|
| Central Maine Power Co | Investor-owned | 519,295 | 23.43¢ | 557 kWh/mo |
| Versant Power | Investor-owned | 130,632 | 28.08¢ | 505 kWh/mo |
| Eastern Maine Electric Coop | Cooperative | 10,803 | 17.06¢ | 503 kWh/mo |
| Houlton Water Company | Municipal | 3,907 | 11.95¢ | 736 kWh/mo |
| Town of Madison | Municipal | 2,413 | 15.16¢ | 672 kWh/mo |