2027 Rivian R1T Premium Long Range (22in): home charging cost in Maryland

A 2027 Rivian R1T Premium Long Range (22in) draws 38.8 kWh per 100 miles per the EPA; at Maryland's 21.27¢/kWh residential rate that's $8.26 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home is much cheaper than gas here: 48.4% less than gas per mile, here specifically.

Annual cost, at 15 thousands miles a year

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 Rivian R1T Premium Long Range (22in) charged at home in Maryland costs about $1,239/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,164 a year.

Cost of a full charge

A 2027 Rivian R1T Premium Long Range (22in) needs roughly 163.1 kWh to reach its EPA-rated 420-mile range, which runs about $34.7 at 21.27¢/kWh in Maryland.

Where this ranks

This combination ranks 15,450 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1T Premium Long Range (22in) alone ranks 233 of 400 models for efficiency; Maryland alone ranks 39 of 51 states for electricity price.

Next step: home charger installation

The numbers above assume Level 2 home charging is already in place — the electrical work behind that is a real, separate cost that varies by panel, wiring, and local labor rates, not something this page's per-mile math includes.

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

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2027 Rivian R1T Premium Long Range (22in)'s cost in Maryland. At 21.27¢/kWh, Maryland sits in the middle of the national range — the guide to why charging cost varies by state shows where.