EV Charge Charging an EV at home with NSTAR Electric costs about $85 per 1,000 miles in a Tesla Model Y, at an estimated residential rate of 31.07¢ per kWh. That’s above the Massachusetts average of 30.48¢, and a full charge from empty runs about $27.94.
NSTAR Electric serves about 289 ZIP codes in Massachusetts, the #2 utility by ZIP codes covered there. A 30-mpg gas car would spend about $142 on fuel for the same 1,000 miles at Massachusetts gas prices.
What popular EVs cost to charge with NSTAR Electric
| EV | kWh/100 mi (EPA) | Per 1,000 miles | Per year |
|---|---|---|---|
| Tesla Model Y | 27.5 | $85 | $1,025 |
| Tesla Model 3 | 29.6 | $92 | $1,103 |
| Hyundai Ioniq 5 | 31.7 | $98 | $1,181 |
| Chevrolet Equinox EV | 32.6 | $101 | $1,216 |
| Ford Mustang Mach-E | 33.6 | $105 | $1,254 |
| Kia EV9 | 43.0 | $134 | $1,603 |
| Rivian R1S | 44.4 | $138 | $1,654 |
| Ford F-150 Lightning | 47.9 | $149 | $1,786 |
NSTAR Electric vs the Massachusetts average and gas
| Option | Price | Per 1,000 miles |
|---|---|---|
| Home, NSTAR Electric (est.) | 31.07¢/kWh | $85 |
| Home, Massachusetts average | 30.48¢/kWh | $84 |
| Gas car, 30 mpg | $4.26/gal | $142 |
How to pay less to charge with NSTAR Electric
- Ask NSTAR Electric about a time-of-use or EV rate plan: charging overnight, off-peak, usually costs less than the standard rate used here.
- Use your car’s or charger’s schedule so charging starts after the peak period ends.
- Check the total price per kWh on your bill (all delivery and supply charges divided by kWh used) and enter it in the calculator.
- Look for NSTAR Electric or state rebates on Level 2 chargers before you install one.
Frequently asked questions
How much does it cost to charge an EV with NSTAR Electric?
About $85 per 1,000 miles for a Tesla Model Y at an estimated 31.07¢ per kWh, or $1,025 a year at 12,000 miles.
How much is a full charge with NSTAR Electric?
About $27.94 to charge a Tesla Model Y from empty to full at NSTAR Electric’s estimated standard residential rate. Most owners only top up, so a typical night costs much less.
Is NSTAR Electric cheaper than the Massachusetts average for EV charging?
Its estimated rate of 31.07¢ per kWh is above the Massachusetts average of 30.48¢ (EIA, August 2026).
Does NSTAR Electric have an EV rate?
Many large utilities offer time-of-use or EV-specific plans with cheaper overnight prices. Check NSTAR Electric’s residential rate options, as plans and eligibility change.
More: EV charging cost in Massachusetts · calculate your exact cost by ZIP code · time-of-use rates explained.
Estimated rate: NSTAR Electric residential rate from NREL/OpenEI (EIA Form 861, 2024), adjusted to the latest EIA Massachusetts price (August 2026). Your actual price depends on your plan, season and fixed charges. EV efficiency: EPA (fueleconomy.gov). How we calculate.
