Electricity in Norwich, Connecticut
Norwich has its own city-owned electric utility, City of Norwich. Eversource (Connecticut), Groton Department of Utilities and Bozrah Light & Power also serve homes in New London County, so check the name on your bill. The average City of Norwich home paid $147.77 a month in 2025 (23.4¢ per kWh). The Connecticut average was $206.46.
- 40,001 people (2025 estimate)
- New London County
- EIA data, 2025
Electric utilities in Norwich
EIA lists utilities by county, not by city. These utilities serve homes in New London County. Your address has one utility: its name is on your bill, or type your ZIP code in the utility finder.
| Utility | Homes in Connecticut | Average bill 2025 | 1,000 kWh now |
|---|---|---|---|
| City of NorwichCity-owned utility of Norwich | 18,967 | $147.77633 kWh, 23.4¢ | — |
| Eversource (Connecticut)Investor-owned utility · bill calculator | 1,193,581 | $195.35676 kWh, 28.9¢ | $245.64 |
| Groton Department of UtilitiesCity utility | 12,596 | $133.62740 kWh, 18.1¢ | — |
| Bozrah Light & PowerCity utility | 2,440 | $169.33857 kWh, 19.8¢ | — |
2 smaller utilities with fewer than 1,000 homes are also listed in the county. The average bill is the 2025 average of each utility's homes that bought their power from it (EIA-861); a dash means that its homes buy power from a retail supplier. The 1,000 kWh bill is from the official tariff, before taxes, for the utilities that have a calculator on this site. The Connecticut average was $206.46 a month for 704 kWh (29.3¢ per kWh).
Solar power in Norwich
A home solar system on a south-facing roof in Norwich makes about 1,309 kWh a year for each kW of panels (PVWatts, National Laboratory of the Rockies). A 6 kW system makes about 7,854 kWh a year. See what that saves on your utility's rates with the solar savings calculator.
Lower your electric bill in Norwich
- Open your utility above for its average bill, outages and rates, or the bill calculator to check your own bill.
- Help paying your Eversource (Connecticut) bill: 9 programs, with who qualifies and how to apply.
- Help paying the electric bill in Connecticut: bill assistance, payment plans and discounts.
- Why is my electric bill so high? and the appliance cost calculator.
More about Connecticut: Connecticut electric rates and all Connecticut utilities, business electricity rates and natural gas bills. All cities of the county: electricity in New London County. Other cities: Hartford, Bridgeport, Middletown, New Britain, New Haven, Torrington.
Who provides electricity in Norwich, CT?
Norwich has its own city-owned electric utility, City of Norwich. Eversource (Connecticut), Groton Department of Utilities and Bozrah Light & Power also serve homes in New London County, so check the name on your bill.
What is the average electric bill in Norwich, CT?
The average City of Norwich home paid $147.77 a month in 2025 (23.4¢ per kWh). The Connecticut average was $206.46 a month for 704 kWh. Your bill depends on your kWh and your rate plan.
utilityratecalc.com is not part of any utility or city government. Sources: Census Bureau city population estimates, Vintage 2025 (the city and its counties); EIA-861 data, 2025 (utilities by county, homes and average bills).