Charging a 2026 Volvo EX30 Twin Performance at home in Maryland

In Maryland, home electricity runs 21.27¢/kWh — put a 2026 Volvo EX30 Twin Performance's EPA-rated 31.1 kWh/100mi against that and 100 miles costs $6.61, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 58.8% cheaper per mile than gasoline in Maryland — charging at home is much cheaper than gas here.

Annual cost, at 15 thousands miles a year

Maryland owners putting 15,000 annual miles on a 2026 Volvo EX30 Twin Performance spend about $991 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,412 saved annually, at this mileage.

Cost of a full charge

At Maryland's rate, fully covering this 2026 Volvo EX30 Twin Performance's 253-mile EPA range costs about $16.72 (78.6 kWh) — the energy the EPA test actually used, not the battery's rated size.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Volvo EX30 Twin Performance in Maryland ranks 11,813 for cost savings versus gas — 1 being the best deal nationally. Separately, the Volvo EX30 Twin Performance ranks 74 of 400 EV models for raw efficiency, and Maryland ranks 39 of 51 for cheapest residential electricity.

Next step: home charger installation

Everything above is the per-mile and per-year cost once a home charger exists — getting one installed is a separate electrical job whose price depends on your panel and wiring, not the state average used here.

Line up a few Maryland electrician quotes for Level 2 install before you commit either way.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2026 Volvo EX30 Twin Performance's cost in Maryland. Maryland's 21.27¢/kWh rate ranks 39 of 51 states; the state rate guide lays out the full spread.