Iowa home charging cost for the 2026 Rivian R1T Dual Large (20in)
In Iowa, home electricity runs 13.77¢/kWh — put a 2026 Rivian R1T Dual Large (20in)'s EPA-rated 42.9 kWh/100mi against that and 100 miles costs $5.9, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 63.1% less than gas per mile, here specifically.
2026 Rivian R1T Dual Large (20in): yearly cost in Iowa
At fueleconomy.gov's default of 15,000 annual miles, the 2026 Rivian R1T Dual Large (20in) costs roughly $886 a year to charge at home in Iowa, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,517 a year.
Filling up the 2026 Rivian R1T Dual Large (20in), in dollars
Covering the 2026 Rivian R1T Dual Large (20in)'s EPA-rated 300-mile range takes about 128.6 kWh, which costs about $17.71 at Iowa's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.
2026 Rivian R1T Dual Large (20in) in Iowa, ranked
This combination ranks 8,956 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1T Dual Large (20in) alone ranks 318 of 400 models for efficiency; Iowa alone ranks 9 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.
Ask a licensed Iowa electrician to quote the install before this math becomes a real decision.
Where these figures come from
The methodology guide names the exact EIA and EPA tables behind this page's numbers. Iowa's 13.77¢/kWh rate ranks 9 of 51 states; the state rate guide lays out the full spread.