Electric utilities in Connecticut
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 |
|---|---|---|---|---|
| Connecticut Light & Power Co | Bundled | 28.9 | $195 | 995,130 |
| United Illuminating Co | Bundled | 35.4 | $183 | 261,151 |