Charging a 2026 Rivian R1T Dual Large Plus (20in) at home in Washington

In Washington, home electricity runs 14.35¢/kWh — put a 2026 Rivian R1T Dual Large Plus (20in)'s EPA-rated 43.1 kWh/100mi against that and 100 miles costs $6.19, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 61.4% cheaper per mile than gasoline in Washington — charging at home is much cheaper than gas here.

2026 Rivian R1T Dual Large Plus (20in): yearly cost in Washington

Washington owners putting 15,000 annual miles on a 2026 Rivian R1T Dual Large Plus (20in) spend about $928 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,475 saved annually, at this mileage.

What one full charge costs

At Washington's rate, fully covering this 2026 Rivian R1T Dual Large Plus (20in)'s 317-mile EPA range costs about $19.62 (136.7 kWh) — the energy the EPA test actually used, not the battery's rated size.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1T Dual Large Plus (20in) in Washington ranks 10,316 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1T Dual Large Plus (20in) ranks 329 of 400 EV models for raw efficiency, and Washington ranks 15 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Rivian R1T Dual Large Plus (20in) 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.

Get quotes from local electricians for Level 2 charger installation in Washington before deciding.

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Curious how Washington's 14.35¢/kWh compares? The guide to charging cost by state ranks every state side by side.