Maine electric rates and bill calculators
In November 2026, 1,000 kWh costs from $268.19 on Central Maine Power to $314.41 on Versant Power (2 utilities with a complete bill), before sales tax. That is 26.8¢ to 31.4¢ per kWh with all the charges of the tariff. Select your utility to calculate your own bill. Each calculator uses the tariff of the utility. The Maine Public Utilities Commission approves these tariffs.
- 2 utilities
- Average bill in 2025: $147.67 a month
- Rates checked October 17, 2026
- 5 rate changes in the last 12 months
Utilities in Maine
What 1,000 kWh costs in Maine (November 2026)
The same bill on the tariff of each utility: 1,000 kWh in a 30-day November billing period, before sales tax. The most expensive utility is first. Compare all 92 utilities.
| Utility | 1,000 kWh | Per kWh | Change from October |
|---|---|---|---|
| Versant PowerSchedule A · Service district: Bangor Hydro District | $314.41 | 31.44¢ | $0.00 |
| Central Maine PowerSchedule A | $268.19 | 26.82¢ | $0.00 |
Rate increase requests: Central Maine Power (Case 2026-00043). See pending rate increases.
See all Maine electric utilities with their average bills, including the ones without a calculator on this site yet.
Help paying the bill: Versant Power bill help.
Cities: electricity in Bangor, electricity in Portland.
Average electric bill in Maine
In 2025, the average home in Maine used 533 kWh a month and paid $147.67 a month (27.7¢ per kWh). The U.S. average was $150.68 (874 kWh, 17.2¢ per kWh). These are yearly averages from the EIA-861 data of the U.S. Energy Information Administration. See the average electric bill in Maine by utility and by month, the average bill in each state, the average bill of an apartment, business electricity rates in Maine and natural gas bills in Maine. To turn watts or kWh into dollars at the Maine price, use the electricity cost calculator.
| Utility | Homes | kWh a month | Price per kWh | Average bill |
|---|---|---|---|---|
| Versant Power | 131,540 | 496 | 30.2¢ | $149.54 |
| Central Maine Power | 537,632 | 538 | 27.4¢ | $147.32 |
The average bill is different from the 1,000 kWh bill above: it uses the real average kWh of each utility's homes and the rates of 2025.
The same bill in each month of the year
1,000 kWh in a 30-day billing period, calculated for each month with the rates in the tariff for that month. Only the rates change, not the kWh, so the difference comes from seasonal rates and monthly charges. The largest difference is first.
| Utility | Lowest month | Highest month | Difference |
|---|---|---|---|
| Central Maine PowerSchedule A | $268.19January | $268.19January | $0.00 |
| Versant PowerSchedule A | $314.41January | $314.41January | $0.00 |
Rate changes in Maine
In the last 12 months, we recorded 5 rate changes in the Maine tariffs on this site: 0 increases and 5 decreases. Each value is from the official document in the source link. To see what one change does to your bill, use the rate change tool.
| Date | Utility | Charge | Old | New | Source |
|---|---|---|---|---|---|
| July 1, 2026 | Versant PowerSchedule A | Conservation charge (Bangor Hydro District) | 0.935¢ per kWh | 0.1906¢ per kWh | Source |
| July 1, 2026 | Versant PowerSchedule A | Distribution service, kWh over 100 (Bangor Hydro District) | 11.938¢ per kWh | 11.5445¢ per kWh | Source |
| July 1, 2026 | Versant PowerSchedule A | Distribution minimum charge (Bangor Hydro District) | $11.94 per month | $11.54 per month | Source |
| July 1, 2026 | Central Maine PowerSchedule A | Delivery service charge (first 50 kWh or less) | $30.21 per month | $27.37 per month | Source |
| July 1, 2026 | Central Maine PowerSchedule A | Delivery energy charge (kWh over 50) | 13.6474¢ per kWh | 11.959¢ per kWh | Source |
Pages for each Maine utility
| Utility | Pages |
|---|---|
| Central Maine Power | Rates and bill calculator · Standard Offer (residential and small commercial) history |
| Versant Power | Rates and bill calculator |
How electricity prices work in Maine
- Your address decides your utility. The tariff of that utility gives the price of each kWh and the monthly charges.
- Supply. In Maine, some homes can buy the supply part of the bill from another company. The default supply price of the utility is the price to compare: Central Maine Power standard offer (residential and small commercial) (12.721¢ now). See all utilities.
- Tiers. Central Maine Power and Versant Power charge a different price for the kWh above a limit, so a month with more kWh has a different average price.
- Not in the calculations. Sales tax, city fees and discount programs are not in the tables on this page. The calculator of each utility shows them where the tariff gives them.
What is the average electric bill in Maine?
In 2025, the average home in Maine used 533 kWh a month and paid $147.67 a month, 27.7¢ per kWh, from the EIA-861 data of the U.S. Energy Information Administration. The U.S. average was $150.68 (874 kWh, 17.2¢ per kWh). Your own bill depends on your utility and your kWh.
How much is a 1,000 kWh electric bill in Maine?
In November 2026, 1,000 kWh costs from $268.19 on Central Maine Power to $314.41 on Versant Power (2 utilities with a complete bill), before sales tax. That is 26.8¢ to 31.4¢ per kWh with all the charges of the tariff. The bill is for a 30-day billing period at the standard residential rate of each utility.
Which Maine utility has the lowest electric rates?
Of the 2 utilities in the table, Central Maine Power has the lowest bill for 1,000 kWh in November 2026 ($268.19). You cannot select your utility: it is the utility that serves your address. The order can change with the season and with your kWh.
Are electric rates going up in Maine?
In the last 12 months, we recorded 5 rate changes for the Maine tariffs on this site: 0 increases and 5 decreases. The most recent: Versant Power changed the conservation charge on July 1, 2026.
Who sets electric rates in Maine?
The Maine Public Utilities Commission approves the rates of Central Maine Power and Versant Power. Each calculator on this site uses the approved tariff of the utility.
This list shows only the utilities with checked tariffs. Some homes in Maine get electricity from an electric cooperative or a city utility. We do not have these tariffs yet. Send the name of your utility to contactus@utilityratecalc.com.
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No account needed: Maine rate changes (RSS feed) · all rate changes (RSS feed) · a monthly reminder for your calendar · save your bills in this browser. Each month, the bill comparison shows what 1,000 kWh costs at every utility.
State regulator: Maine Public Utilities Commission.