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Electricity · Massachusetts

Electricity rates for National Grid customers

National Grid delivers your power either way. The supply part of your bill can come from National Grid’s default service or from a retail supplier. Offers below are supply rates only.

Basic Service17.18¢per kWh, supply only

Aug 1, 2026 – Jan 31, 2027 · Energy Switch Massachusetts (MA DPU)

Best fixed offer
16.85¢
Vs default, 500 kWh/mo
$2 less
Offers posted
6
Average all-in price
35.11¢

Your bill shows your monthly kWh. Many homes use 600–1,000.

SupplierRateTermFeesPer monthChecked
Nantucket PowerChoiceFixed rate · 100% renewable16.85¢fixed24 mo—$84$2 under default
Provider Power MASSFixed rate · 0% renewable17.99¢fixed12 mo—$100 to cancel$90$4 over default
Provider Power MASSFixed rate · 0% renewable18.29¢fixed24 mo—$100 to cancel$91$6 over default
Residents EnergyFixed rate · 0% renewable18.91¢fixed8 mo—$95$9 over default
Think EnergyFixed rate · 100% renewable19.80¢fixed12 mo—$99$13 over default
Residents EnergyFixed rate · 100% renewable21.65¢fixed8 mo—$108$22 over default

Supply cost only at 500 kWh; delivery charges are the same whichever supplier you pick. Variable rates can change after the first bill. Read the fact label or contract summary before you switch.

National Grid default rate over time

Supply portion only.

16.00¢16.50¢17.00¢17.50¢18.00¢18.50¢Aug 1Sep 1Oct 1
Show as table
DateDefault rate
Aug 117.18¢
Sep 117.18¢
Oct 117.18¢

Default rate through Jan 31. Retail offers come from Massachusetts’s official shopping site and count as current for six weeks. How we collect rates.