Electricity rates › Connecticut

Connecticut electricity rates

Homes in Connecticut pay an average of 28.8¢ per kWh, 74% above the US average, and use 695 kWh a month. Connecticut ranks #4 of 51 for residential electricity prices.

28.8¢average price per kWh

695 kWhaverage use per month

$200average monthly bill

#4 of 51price rank (1 = most expensive)

Residential rates by utility in Connecticut

Utility	¢/kWh	ZIP codes served
Connecticut Light & Power Co	31.6	378
United Illuminating Co	33.2	78
Bozrah Light & Power Company	19.9	20
Town of Wallingford	16.7	11
City of Norwich	25.4	10
Groton Dept of Utilities	20.1	5

Average residential rates for full-service utilities, from NREL’s utility rates by ZIP code (2023). In areas with retail choice, your price depends on the plan you pick.

Is solar worth it in Connecticut?

At 28.8¢ per kWh, every 1,000 kWh your roof makes and you use yourself is worth about $288. A system that covers the average Connecticut home would replace about 8,340 kWh a year, roughly $2,398 of electricity at today’s prices.

6.4 kWsystem for an average home (16 panels)

$19,200rough installed cost

$2,398electricity saved per year

~8 yearssimple payback

Assumes a typical 1,350 kWh per kW of panels a year and $3.00/W installed, before incentives and price increases. Your roof’s direction, pitch and shade change these numbers; the estimator measures them for your address.

Plan solar for your Connecticut home

State figures: EIA Table 5A, 2024 Average Monthly Bill - Residential (forms EIA-861, 861S, 861U).