Electricity rates — Massachusetts Electric Co
WattClear holds 12 priceable residential plans for Massachusetts Electric Co, checked September 23, 2026. There is not yet enough data here to rank plans by annual cost.
Every priced plan, 1,000 kWh/mo
| Plan | Per year | vs cheapest | Effective |
|---|---|---|---|
| R-4 Residential Time-of-Use Farm Discounttime-of-use · in effect since May 2019 · delivery charges only | $1,537.64 | — | 12.8¢ |
| R-4 Residential Time-of-Usetime-of-use · in effect since May 2019 · delivery charges only | $1,708.50 | +$170.86 | 14.2¢ |
| R-2 Low Income Residentialflat rate · in effect since February 2025 · delivery charges only | $2,425.20 | +$887.56 | 20.2¢ |
| R-4 Residential Time-of-Use Farm Discounttime-of-use · in effect since May 2019 · delivery charges only | $2,703.30 | +$1,165.66 | 22.5¢ |
| R-4 Residential Time-of-Usetime-of-use · in effect since May 2019 · delivery charges only | $3,003.66 | +$1,466.02 | 25.0¢ |
| R-1 Residential Farm Discountflat rate · in effect since February 2025 · delivery charges only | $3,205.20 | +$1,667.56 | 26.7¢ |
| R-2 Low Income Residential Farm Discountflat rate · in effect since February 2025 · delivery charges only | $3,205.20 | +$1,667.56 | 26.7¢ |
| R-1 Residentialflat rate · in effect since March 2025 · delivery charges only | $3,561.36 | +$2,023.72 | 29.7¢ |
| R-2 Low Income Residentialflat rate · in effect since February 2025 · delivery charges only | $4,185.84 | +$2,648.20 | 34.9¢ |
| R-1 Residential Farm Discountflat rate · in effect since February 2025 · delivery charges only | $4,965.84 | +$3,428.20 | 41.4¢ |
| R-2 Low Income Residential Farm Discountflat rate · in effect since February 2025 · delivery charges only | $4,965.84 | +$3,428.20 | 41.4¢ |
| R-1 Residentialflat rate · in effect since March 2025 · delivery charges only | $5,322.00 | +$3,784.36 | 44.4¢ |
Cost across usage levels
The cheapest plan at each consumption level, showing whether the ranking holds as usage changes.
What Massachusetts Electric Co's customers were billed in 2024
None of Massachusetts Electric Co's plans here is a current price to set beside what its customers were billed, so EIA's figures below are this page's only statement of it.
| Ownership, as EIA classes it | Investor-owned |
|---|---|
| Full-service homes in Massachusetts | 526,437 |
| Homes it delivers to for other suppliers | 683,676 |
| Share of Massachusetts's households | 43% |
| Average use per home | 492 kWh a month |
| Average bill per home | $165.44 a month |
| Billed per kWh, riders included | 33.6¢ |
| Median open plan here, at that use | not available |
Massachusetts Electric Co in U.S. Energy Information Administration, Form EIA-861, 2024 (Sales_Ult_Cust_2024.xlsx), retrieved September 23, 2026.
6 plans on file, at 1,000 kWh a month
R-4 Residential Time-of-Use Farm Discount — $1,537.64 a year, 12.8¢ per kWh effective, time-of-use. It carries a $18.00 monthly standing charge. In effect since May 2019. Too old to quote as a current price.
R-4 Residential Time-of-Use — $1,708.50 a year, 14.2¢ per kWh effective, time-of-use. It carries a $20.00 monthly standing charge. In effect since May 2019. Too old to quote as a current price.
R-2 Low Income Residential — $2,425.20 a year, 20.2¢ per kWh effective, flat rate. It carries a $6.70 monthly standing charge. In effect since February 2025. Restricted: delivery charges only.
R-4 Residential Time-of-Use Farm Discount — $2,703.30 a year, 22.5¢ per kWh effective, time-of-use. It carries a $18.00 monthly standing charge. In effect since May 2019. Too old to quote as a current price.
R-4 Residential Time-of-Use — $3,003.66 a year, 25.0¢ per kWh effective, time-of-use. It carries a $20.00 monthly standing charge. In effect since May 2019. Too old to quote as a current price.
R-1 Residential Farm Discount — $3,205.20 a year, 26.7¢ per kWh effective, flat rate. It carries a $9.00 monthly standing charge. In effect since February 2025. Restricted: delivery charges only.
How these plans are structured
Of 12 priceable plans: 4 time-of-use, 8 flat-rate.
Fixed monthly charges run from $6.70 to $20.00.
Who provides these plans
EIA-861 lists Massachusetts Electric Co serving homes in Massachusetts and in no other state, which is how its plans are placed there. 12 of its 12 published residential schedules can be priced.
What this does not cover
4 of these plans price by the hour, so their figures are marked lower confidence.
New to these terms? The methodology page explains tiered bands, time-of-use periods and fixed charges, and sets out exactly what the rate engine assumes.
Estimate — your actual bill may differ.
Tariff structures from NREL/OpenEI Utility Rate Database (CC0 1.0), retrieved September 23, 2026.