Electricity cost in Connecticut
Short answer
Electricity in Connecticut averages about 28¢/kWh. At that rate, running central AC costs about $179/month — above the U.S. average of 16.8¢.
Avg rate
28¢/kWh
| Appliance | Cost / month in Connecticut |
|---|---|
| Central air conditioner | $179 |
| Electric water heater | $102 |
| Refrigerator | $10 |
| Space heater | $64 |
| Electric clothes dryer | $26 |
| EV charger (Level 2) | $184 |
Any appliance
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Frequently asked questions
What is the average electricity rate in Connecticut?
About 28¢/kWh for residential customers — versus the U.S. average of 16.8¢. Your exact rate depends on your utility and plan.
How much does an electric water heater cost to run in Connecticut?
About $102 per month at Connecticut's 28¢/kWh rate, assuming typical use. Heat-pump water heaters cost far less.
How much does a space heater cost to run in Connecticut?
Around $64 per month if run ~5 hours a day at 28¢/kWh. Space heaters are cheap to buy but expensive to run.