⚡ US Energy Price Monitorby KadoaUpdated weeklyStar on GitHub

Connecticut

Groton Dept of Utilities electricity rates

What homes pay Groton Dept of Utilities for electricity, from EIA.

Municipal utility, 12,674 homes in Connecticut. EIA lists it as Groton Dept of Utilities - (CT).

Headlines

Average price
19.0¢ a kWh
Up 5.5% on a year ago
Average bill
$146 a month
Up 11% on a year ago
Average use
770 kWh
A month. Connecticut 699 kWh
Price rank in Connecticut
3 of 4
1 is the most expensive

Over the 12 months to July 2026, Groton Dept of Utilities homes paid 19.0¢ a kWh, against 28.0¢ across Connecticut.

Groton Dept of Utilities vs Connecticut

Groton Dept of UtilitiesConnecticut
Average price, 12 months to July 202619.0¢28.0¢
Price in July 202621.4¢24.2¢
Average monthly bill, 12 months$146$196
Bill in July 2026$164$222
Average monthly use770 kWh699 kWh
Price change, past year+5.5%-7.1%
Price change since 2019+19%+28%

Electricity price

Average residential price a kilowatt-hour, by month.

Up to and including July 2026

Source: EIA-861M monthly utility survey. Revenue over kilowatt-hours sold, including fixed charges.

Average monthly bill

What an average home pays a month.

Up to and including July 2026

Source: EIA-861M monthly utility survey.