Alaska home charging cost for the 2027 Rivian R1S Premium Long Range (20in)

At Alaska's residential electricity rate of 26.86¢/kWh, a 2027 Rivian R1S Premium Long Range (20in) (rated 42 kWh per 100 miles by the EPA) costs $11.27 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. Charging at home is cheaper than gas here: 29.6% less than gas per mile, here specifically.

What a year of driving costs

At fueleconomy.gov's default of 15,000 annual miles, the 2027 Rivian R1S Premium Long Range (20in) costs roughly $1,691 a year to charge at home in Alaska, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $712 a year.

What one full charge costs

Covering the 2027 Rivian R1S Premium Long Range (20in)'s EPA-rated 380-mile range takes about 159.5 kWh, which costs about $42.84 at Alaska's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

2027 Rivian R1S Premium Long Range (20in) in Alaska, ranked

This combination ranks 18,505 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S Premium Long Range (20in) alone ranks 296 of 400 models for efficiency; Alaska alone ranks 44 of 51 states for electricity price.

Before you install a home charger in Alaska

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.

Line up a few Alaska electrician quotes for Level 2 install before you commit either way.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 26.86¢/kWh, Alaska sits in the middle of the national range — the guide to why charging cost varies by state shows where.