Electricity cost in Maine
Short answer
Electricity in Maine averages about 23¢/kWh. At that rate, running central AC costs about $147/month — above the U.S. average of 16.8¢.
Avg rate
23¢/kWh
| Appliance | Cost / month in Maine |
|---|---|
| Central air conditioner | $147 |
| Electric water heater | $84 |
| Refrigerator | $8 |
| Space heater | $52 |
| Electric clothes dryer | $21 |
| EV charger (Level 2) | $151 |
Any appliance
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Frequently asked questions
What is the average electricity rate in Maine?
About 23¢/kWh for residential customers — versus the U.S. average of 16.8¢. Your exact rate depends on your utility and plan.
How much does an electric water heater cost to run in Maine?
About $84 per month at Maine's 23¢/kWh rate, assuming typical use. Heat-pump water heaters cost far less.
How much does a space heater cost to run in Maine?
Around $52 per month if run ~5 hours a day at 23¢/kWh. Space heaters are cheap to buy but expensive to run.