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EV vs gas cost in New Hampshire: $725 a year saved at 12,000 miles
With New Hampshire electricity at 26.79¢/kWh and regular gasoline at $4.25/gal, a typical EV (0.3 kWh/mile, charged 80% at home) costs about 9.1¢ per mile to run versus 15.2¢ per mile for a 28 mpg gas car. That beats gas by $725 a year at 12,000 miles. New Hampshire ranks #45 of 51 (50 states + DC) for annual savings and #43 for lowest residential electricity price.
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What the New Hampshire numbers say
- Electricity: New Hampshire residential average is 26.79¢/kWh year-to-date through July 2026, 47% above the U.S. average of 18.19¢. It is up 15.2% from the same period in 2025. Latest single month (July 2026): 26.60¢.
- 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 47 mpg to cost the same per mile as this EV in New Hampshire.
- If prices move: at 20% cheaper gas ($3.40) the yearly EV saving would be $361; at 20% higher electricity (32.15¢) it would be $571.
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 New Hampshire
- Space heater (1,500 W): $0.40 per hour
- Electric blanket (200 W): $0.43 per 8-hour night
- Window air conditioner (1,000 W): $0.27 per hour
- Electric clothes dryer: $0.80 per load
- Dishwasher: $0.27 per load
- Refrigerator: $121 per year
- Gaming PC (300 W under load): $0.08 per hour
- EV home charging (per 100 miles): $8.04 per 100 miles
Heating this winter? In New Hampshire a heat pump costs about $31.41 per million BTU of heat vs $20.08 for a gas furnace and $44.23 for propane. Heat pump vs furnace in New Hampshire.