Illinois home charging cost for the 2026 Rivian R1T Dual Large Plus (20in)

In Illinois, home electricity runs 19.22¢/kWh — put a 2026 Rivian R1T Dual Large Plus (20in)'s EPA-rated 43.1 kWh/100mi against that and 100 miles costs $8.29, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 48.3% less than gas per mile, here specifically.

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

At fueleconomy.gov's default of 15,000 annual miles, the 2026 Rivian R1T Dual Large Plus (20in) costs roughly $1,243 a year to charge at home in Illinois, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,160 a year.

Filling up the 2026 Rivian R1T Dual Large Plus (20in), in dollars

Covering the 2026 Rivian R1T Dual Large Plus (20in)'s EPA-rated 317-mile range takes about 136.7 kWh, which costs about $26.27 at Illinois'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 Plus (20in) in Illinois, ranked

This combination ranks 15,473 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1T Dual Large Plus (20in) alone ranks 329 of 400 models for efficiency; Illinois alone ranks 36 of 51 states for electricity price.

Before you install a home charger in Illinois

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.

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

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2026 Rivian R1T Dual Large Plus (20in)'s cost in Illinois. Curious how Illinois's 19.22¢/kWh compares? The guide to charging cost by state ranks every state side by side.