Massachusetts Electricity Rates

Massachusetts residential rates range from 13.0¢/kWh to 34.0¢/kWh depending on which utility serves your address. There is no single "Massachusetts rate" — utility rate cases drive these numbers and rates differ by 30%+ between investor-owned utilities and municipal lights. Use our utility-specific pages below for your exact rate.

At the current annual increase rate of approximately 3.8%, a Massachusetts household paying $3,672/year today would pay approximately $5,328/year by 2036. Over 25 years, that cumulative total is significantly more than the cost of a solar installation.

Yes. Massachusetts electricity rates have increased approximately 3.8% per year on average over the last decade. This trend is driven by grid infrastructure upgrades, renewable energy mandates, and fuel cost volatility. Solar panels lock in your rate at $0/kWh for 25+ years.

25-year savings on an 8 kW system in Massachusetts range from approximately $45,501 (on the cheapest utility, 13.0¢/kWh) to $119,003 (on the priciest, 34.0¢/kWh). Higher rate = larger savings. Use our utility-specific pages for your exact number.

Rates vary significantly across Massachusetts utilities. Municipal utilities often have different rate structures than investor-owned utilities. Check our utility-specific pages for current rates, rate history, and solar savings estimates for your exact utility.