2026 Tesla Model Y Long Range RWD: home charging cost in Montana

At Montana's residential electricity rate of 13.77¢/kWh, a 2026 Tesla Model Y Long Range RWD (rated 25.2 kWh per 100 miles by the EPA) costs $3.47 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 costs a fraction of what gas would here: 78.3% less than gas per mile, here specifically.

2026 Tesla Model Y Long Range RWD: yearly cost in Montana

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Tesla Model Y Long Range RWD charged at home in Montana costs about $521/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,882 a year.

What one full charge costs

A 2026 Tesla Model Y Long Range RWD needs roughly 90.1 kWh to reach its EPA-rated 357-mile range, which runs about $12.4 at 13.77¢/kWh in Montana.

How this compares nationally

This combination ranks 150 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Tesla Model Y Long Range RWD alone ranks 6 of 400 models for efficiency; Montana alone ranks 10 of 51 states for electricity price.

Getting set up to charge a 2026 Tesla Model Y Long Range RWD 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 Y Long Range RWD's cost in Montana. Montana's 13.77¢/kWh rate ranks 10 of 51 states; the state rate guide lays out the full spread.