US Energy Price Monitorby KadoaUpdated weeklyStar on GitHub

NewInsight: Investor-owned utilities charge 23% more for power

Connecticut

United Illuminating electricity rates

What homes pay United Illuminating for electricity, from EIA.

Investor-owned utility, 270,340 homes in Connecticut. EIA lists it as United Illuminating Co.

Headlines

Average price
32.5¢ a kWh
Down 9.8% on a year ago
Average bill
$174 a month
Down 5.2% on a year ago
Average use
536 kWh
A month. Connecticut 702 kWh
Price rank in Connecticut
1 of 4
1 is the most expensive

Over the 12 months to August 2026, United Illuminating homes paid 32.5¢ a kWh, against 27.4¢ across Connecticut.

United Illuminating vs Connecticut

United IlluminatingConnecticut
Average price, 12 months to August 202632.5¢27.4¢
Price in August 202628.3¢24.5¢
Average monthly bill, 12 months$174$193
Bill in August 2026$199$204
Average monthly use536 kWh702 kWh
Price change, past year-9.8%-8.9%
Price change since 2019+29%+25%

Electricity price

Average residential price a kilowatt-hour, by month.

Up to and including August 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 August 2026

Source: EIA-861M monthly utility survey.