What it costs to charge a 2027 Rivian R1T Premium (20in AT) in Maryland

A 2027 Rivian R1T Premium (20in AT) draws 44.4 kWh per 100 miles per the EPA; at Maryland's 21.27¢/kWh residential rate that's $9.44 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 41.1% cheaper per mile than gasoline in Maryland — charging at home is much cheaper than gas here.

What a year of driving costs

Home charging this 2027 Rivian R1T Premium (20in AT) in Maryland runs about $1,415 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $988 saved annually, at this mileage.

Cost of a full charge

$27.27 — that's what Maryland's 21.27¢/kWh rate puts on the 128.2 kWh a 2027 Rivian R1T Premium (20in AT) needs for its full 289-mile EPA range.

2027 Rivian R1T Premium (20in AT) in Maryland, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Rivian R1T Premium (20in AT) in Maryland ranks 16,880 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1T Premium (20in AT) ranks 343 of 400 EV models for raw efficiency, and Maryland ranks 39 of 51 for cheapest residential electricity.

Getting set up to charge a 2027 Rivian R1T Premium (20in AT) at home

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.

Ask a licensed Maryland electrician to quote the install before this math becomes a real decision.

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 21.27¢/kWh, Maryland sits in the middle of the national range — the guide to why charging cost varies by state shows where.