Homes in Connecticut pay an average of 24.32¢ per kWh, 33% above the national average of 18.34¢. Enter your bill to see where you stand.
Connecticut ranks 40th cheapest of 51 (50 states plus D.C.) for residential electricity. At 24.32¢/kWh, it sits 33% above the national average of 18.34¢, and prices are down 10.6% over the past year.
The typical Connecticut household uses about 699 kWh a month and pays around $170. Among Northeast states, Delaware, Pennsylvania and Maryland have lower rates.
Connecticut lets households buy the electricity itself from a electric supplier, while Eversource and United Illuminating keep delivering power, reading meters and handling outages. The program is overseen by the Public Utilities Regulatory Authority (PURA).
If you've never shopped, you're on Standard Service from Eversource or United Illuminating. Standard Service prices change on a regular schedule; the EnergizeCT rate board lists them alongside every supplier's offers.
With a typical Connecticut bill of about $170, supply is roughly $94 of it. A supply price 10% below your current default rate would save about $9 a month ($112 a year); delivery charges don't change.
Have your utility account number ready, compare offers on the EnergizeCT rate board (energizect.com), and sign up with the supplier you choose. The supplier arranges the switch with your utility and your power isn't interrupted. Note when any fixed rate ends, because many suppliers then move you to a variable rate.
Your utility delivers the power and stays the same whichever supplier you choose. Its name is at the top of your bill.
| Utility | Main service area |
|---|---|
| Eversource | Most of Connecticut |
| United Illuminating | New Haven, Bridgeport and surrounding towns |
Connecticut restructured its electricity market in 1998, with choice starting in 2000. Today the Public Utilities Regulatory Authority (PURA) oversees the market.
The average residential rate in Connecticut is 24.32 cents per kWh as of September 2026, 33% above the national average of 18.34¢, and about $170 a month for a typical home.
If you haven't chosen a supplier, you're on Standard Service from Eversource or United Illuminating. It's the price any supplier offer needs to beat.
The Public Utilities Regulatory Authority (PURA). You can compare offers on the EnergizeCT rate board (energizect.com).
Averages are EIA residential revenue divided by kWh sold, September 2026. Your rate depends on your utility, plan and season. See average rates for all 50 states.