Charging a 2026 Rivian R1T All-Terrain Tri Max (20in) at home in District of Columbia
At District of Columbia's residential electricity rate of 24.54¢/kWh, a 2026 Rivian R1T All-Terrain Tri Max (20in) (rated 49.8 kWh per 100 miles by the EPA) costs $12.23 to drive 100 miles on home charging, against $16.02 for the same distance in a car averaging 25.5 mpg on gasoline at $4.085/gallon. That works out to 23.7% cheaper per mile than gasoline in District of Columbia — charging at home is cheaper than gas here.
Annual cost, at 15 thousands miles a year
District of Columbia owners putting 15,000 annual miles on a 2026 Rivian R1T All-Terrain Tri Max (20in) spend about $1,834 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $569 saved annually, at this mileage.
What one full charge costs
At District of Columbia's rate, fully covering this 2026 Rivian R1T All-Terrain Tri Max (20in)'s 329-mile EPA range costs about $40.23 (164 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 All-Terrain Tri Max (20in) in District of Columbia ranks 19,143 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1T All-Terrain Tri Max (20in) ranks 389 of 400 EV models for raw efficiency, and District of Columbia ranks 42 of 51 for cheapest residential electricity.
Getting set up to charge a 2026 Rivian R1T All-Terrain Tri Max (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.
Ask a licensed District of Columbia electrician to quote the install before this math becomes a real decision.
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 District of Columbia's 24.54¢/kWh compares? The guide to charging cost by state ranks every state side by side.