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

About $67.77 a month, assuming 3,800 kWh a year at 21.40¢/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?

Maryland has the 15th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $690 a year.

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Cost to run an electric car in Maryland (August 2026 rates)

At 21.40¢ per kilowatt-hour — Maryland's average residential price in August 2026 — running an electric car costs $813 a year. That is 18% more than the national average of $690. Maryland's residential rate is up 7.6% from August 2025, which moves this appliance from $756 to $813 a year.

Per day: $2.23
Per month: $67.77
Per year: $813

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 Maryland compares

Maryland pays 21.40¢/kWh, the 15th most expensive residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $123 more a year than the typical U.S. household pays for the same use. Running the same electric car costs $483 a year in Nevada and $1,793 in Hawaii, so where you live changes this bill by $1,309 a year.

State	Rate	Per month	Per year
Ohio	19.38¢	$61.37	$736
Wisconsin	19.41¢	$61.46	$738
Maryland	21.40¢	$67.77	$813
Pennsylvania	21.77¢	$68.94	$827
Michigan	22.99¢	$72.80	$874

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

What else costs about the same in Maryland

Electric water heater$749 a year in MD Hot tub$535 a year in MD Central air conditioner$503 a year in MD

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 Maryland?: About $67.77 a month, assuming 3,800 kWh a year at 21.40¢/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?: Maryland has the 15th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $690 a year.