Electric utilities in Massachusetts
Utilities with at least 100,000 residential customers on a single 2025 filing. Sorted by average monthly bill. A bundled filing and a delivery filing for the same company are not added together.
| Utility | Filing | ¢/kWh | Avg. monthly bill | Customers |
|---|---|---|---|---|
| Massachusetts Electric Co | Bundled | 33.7 | $164 | 438,150 |
| NSTAR Electric Company | Bundled | 21.5 | $102 | 306,795 |