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

A 2026 Tesla Model Y Long Range RWD draws 25.2 kWh per 100 miles per the EPA; at Massachusetts's 30.06¢/kWh residential rate that's $7.58 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home is much cheaper than gas here: 52.7% less than gas per mile, here specifically.

What a year of driving costs

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Tesla Model Y Long Range RWD charged at home in Massachusetts costs about $1,137/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,266 a year.

Cost of a full charge

A 2026 Tesla Model Y Long Range RWD needs roughly 90.1 kWh to reach its EPA-rated 357-mile range, which runs about $27.07 at 30.06¢/kWh in Massachusetts.

How this compares nationally

This combination ranks 14,299 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; Massachusetts alone ranks 49 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.

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

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Massachusetts has some of the highest residential electricity rates in the country — see the guide to why the cost varies so much by state for the full picture.