How much does an electric car cost per month in Massachusetts?

About $93.76 a month, assuming 3,800 kWh a year at 29.61¢/kWh.

How many kilowatt-hours does an electric car use?

Roughly 3,800 kWh a year under these assumptions.

Is that expensive compared with other states?

Massachusetts has the 3rd most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $697 a year.

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Cost to run an electric car in Massachusetts (June 2026 rates)

At 29.61¢ per kilowatt-hour — Massachusetts's average residential price in June 2026 — running an electric car costs $1,125 a year. That is 61% more than the national average of $697. Massachusetts's residential rate is down 2.4% from June 2025, which moves this appliance from $1,153 to $1,125 a year.

Per day: $3.08
Per month: $93.76
Per year: $1,125

Assumption: 3,800 kWh a year. 12,000 miles a year at roughly 3.5 miles per kWh, plus about 10% charging losses, on home Level 2 charging. Use the calculator to swap in the numbers from your own model.

How Massachusetts compares

Massachusetts pays 29.61¢/kWh, the 3rd most expensive residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $428 more a year than the typical U.S. household pays for the same use. Running the same electric car costs $498 a year in Nevada and $2,003 in Hawaii, so where you live changes this bill by $1,505 a year.

State	Rate	Per month	Per year
New York	29.49¢	$93.38	$1,121
Maine	29.59¢	$93.70	$1,124
Massachusetts	29.61¢	$93.76	$1,125
California	34.74¢	$110	$1,320
Hawaii	52.72¢	$167	$2,003

States ranked by average residential price, cheapest first. See all 51 states for an electric car.

What else costs about the same in Massachusetts

Electric water heater$1,036 a year in MA Hot tub$740 a year in MA Central air conditioner$696 a year in MA

Cutting the number down

Charging on an off-peak or EV rate plan is usually the single largest lever, and it costs nothing but a schedule setting.
Charging losses are real: the meter sees noticeably more than the battery receives, especially in cold weather.
Cost per mile, not cost per charge, is the number that compares cleanly against a tank of gasoline.

Questions

How much does an electric car cost per month in Massachusetts?: About $93.76 a month, assuming 3,800 kWh a year at 29.61¢/kWh.
How many kilowatt-hours does an electric car use?: Roughly 3,800 kWh a year under these assumptions.
Is that expensive compared with other states?: Massachusetts has the 3rd most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $697 a year.