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Maine Electricity Prices

Average retail price by sector. Latest data: May 2026.

Residential
28.63¢ /kWh
▲ 2.6%vs. last year
Commercial
23.05¢ /kWh
▲ 7.5%vs. last year
Industrial
14.48¢ /kWh
▲ 4.3%vs. last year

Average monthly bill

Full bill breakdown →
$155per month▲ 10.2% vs. the year before

28.89¢/kWh × 537 kWh a month. Residential revenue divided by residential customers, averaged over the 12 months to May 2026 — the 26th highest among the 50 states and DC.

Compared with the U.S. and neighboring states

Average monthly residential electricity bill, in US dollars
Maine
$155
U.S. average
$155
New Hampshire
$167

Maine sits within a dollar a month of the U.S. average of $155. Average monthly bill, June 2025 – May 2026.

How Maine makes its electricity

Fuel mix & 10-year trend →Power plants →
Renewable
58.0%
Carbon-free
58.0%
Largest source
Natural gas 38%
Maine electricity generation by source, June 2025 – May 2026
SourceShareGeneration
Natural gas37.7%5,755 GWh
Coal0.2%24 GWh
Nuclear0.0%0 GWh
Wind19.4%2,956 GWh
Solar10.6%1,615 GWh
Hydro16.6%2,539 GWh
Other15.5%2,366 GWh

15.3 TWh of net generation over the 12 months to May 2026. Generation, not consumption — power crosses state lines.

Maine electricity prices in context

Maine's residential electricity rate in May 2026 stands at 28.63¢/kWh, the sixth most expensive among the 50 states and DC. This exceeds the US average of 18.44¢/kWh by 10.19¢/kWh, or 55.2%. New Hampshire, the only bordering state in the data, charges slightly less at 27.33¢/kWh.

Over five years since May 2021, the rate has climbed 72.4%, from 16.61¢/kWh. Over the longer span since May 2006, it has nearly doubled, rising 108.7% from 13.72¢/kWh. Since records began in January 2001, the increase stands at 120.9% from 12.96¢/kWh. The rate reached its highest point in February 2026 at 32.17¢/kWh and its lowest in January 2002 at 10.66¢/kWh. Year over year, the rate has grown 2.6%.

The average monthly residential bill is $155, matching the national average despite consuming far less electricity. Maine households use 537 kWh per month compared with the national average of 871 kWh. Commercial and industrial rates stand at 23.05¢/kWh and 14.48¢/kWh respectively.

Written from the EIA figures on this page, covering data through May 2026.

12-month trend

ResidentialCommercialIndustrial
13¢18¢23¢28¢34¢Jun '25Sep '25Dec '25Feb '26May '26ResidentialCommercialIndustrial

Residential history since 2001

8.9¢15¢21¢28¢34¢Jan '01May '07Sep '13Jan '20May '26
Jan '01
12.96¢
Now
28.63¢
Change
▲ 120.9%
Range
10.66–32.17¢

Recent months

MonthResidentialCommercialIndustrial
May 202628.6323.0514.48
April 202628.4223.2714.87
March 202628.3225.0615.20
February 202632.1723.9718.00
January 202630.7322.4618.95
December 202530.3921.5517.15
November 202527.8520.8015.90
October 202526.6320.6415.38
September 202527.9821.1615.37
August 202528.2521.3616.46
July 202527.9821.0815.71
June 202528.1421.0914.20

Prices in ¢/kWh.

Frequently asked questions

›How much does electricity cost in Maine?
Residential electricity in Maine costs 28.63¢ per kilowatt-hour as of May 2026, the 6th highest rate among the 50 states and DC. Commercial customers pay 23.05¢ and industrial customers 14.48¢ per kilowatt-hour.
›Why is electricity expensive in Maine?
Maine's residential rate of 28.63¢/kWh is +60.5% versus the U.S. average of 17.84¢/kWh. What a household actually pays also depends on how much it uses: the typical Maine home consumes 537 kWh a month against a national average of 871 kWh, which is why its average bill comes to $155.
›Have electricity prices in Maine gone up?
Residential electricity in Maine has moved +120.9% since 2001, reaching 28.63¢/kWh in May 2026. Over the last year alone the change was +2.6%.
›Is electricity cheaper in states neighboring Maine?
Maine borders only New Hampshire, where the average monthly bill is $167. Maine averages $155 a month, against a U.S. average of $155.