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EV vs gas cost in Maine: $633 a year saved at 12,000 miles
With Maine electricity at 29.99¢/kWh and regular gasoline at $4.25/gal, a typical EV (0.3 kWh/mile, charged 80% at home) costs about 9.9¢ per mile to run versus 15.2¢ per mile for a 28 mpg gas car. That beats gas by $633 a year at 12,000 miles. Maine ranks #49 of 51 (50 states + DC) for annual savings and #48 for lowest residential electricity price.
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What the Maine numbers say
- Electricity: Maine residential average is 29.99¢/kWh year-to-date through July 2026, 65% above the U.S. average of 18.19¢. It is up 9.2% from the same period in 2025. Latest single month (July 2026): 32.41¢.
- Gasoline: $4.25/gal (EIA regional series: New England (PADD1A)), up $1.30 from a year ago. The U.S. average is $4.28.
- Cost-equivalent MPG: a gas car would need about 43 mpg to cost the same per mile as this EV in Maine.
- If prices move: at 20% cheaper gas ($3.40) the yearly EV saving would be $269; at 20% higher electricity (35.99¢) it would be $461.
What this leaves out: purchase price, tax credits, insurance, maintenance, depreciation, home charger installation, time-of-use rates and cold-weather range loss. Your utility's own rate may differ from the state average. See the methodology.
Cost to run common things in Maine
- Space heater (1,500 W): $0.45 per hour
- Electric blanket (200 W): $0.48 per 8-hour night
- Window air conditioner (1,000 W): $0.30 per hour
- Electric clothes dryer: $0.90 per load
- Dishwasher: $0.30 per load
- Refrigerator: $135 per year
- Gaming PC (300 W under load): $0.09 per hour
- EV home charging (per 100 miles): $9.00 per 100 miles
Heating this winter? In Maine a heat pump costs about $35.16 per million BTU of heat vs $19.90 for a gas furnace and $42.69 for propane. Heat pump vs furnace in Maine.