Montana home charging cost for the 2026 Tesla Model S Plaid

In Montana, home electricity runs 13.77¢/kWh — put a 2026 Tesla Model S Plaid's EPA-rated 30.6 kWh/100mi against that and 100 miles costs $4.21, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home costs a fraction of what gas would here: 73.7% less than gas per mile, here specifically.

2026 Tesla Model S Plaid: yearly cost in Montana

At fueleconomy.gov's default of 15,000 annual miles, the 2026 Tesla Model S Plaid costs roughly $632 a year to charge at home in Montana, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,771 a year.

Cost of a full charge

Covering the 2026 Tesla Model S Plaid's EPA-rated 368-mile range takes about 112.6 kWh, which costs about $15.5 at Montana's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

2026 Tesla Model S Plaid in Montana, ranked

This combination ranks 1,493 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Tesla Model S Plaid alone ranks 70 of 400 models for efficiency; Montana alone ranks 10 of 51 states for electricity price.

Getting set up to charge a 2026 Tesla Model S Plaid at home

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 Montana before deciding.

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2026 Tesla Model S Plaid's cost in Montana. Montana's 13.77¢/kWh rate ranks 10 of 51 states; the state rate guide lays out the full spread.