ConnecticutElectricity Rates & Utility Costs
The average residential electricity rate in Connecticut is 29.98¢/kWh, which is among the most expensive in the nation. That's 74.1% higher than the national average.
Residential
29.98¢
per kWh
Commercial
22.54¢
per kWh
Industrial
19.43¢
per kWh
Avg Monthly Bill
$176
residential
Connecticut vs National Average
| Metric | Connecticut | National Avg | Difference |
|---|---|---|---|
| Residential Rate | 29.98¢/kWh | 17.22¢/kWh | +12.76¢ |
| Monthly Bill | $176 | $134 | +$42.00 |
| Renewable Energy | 6.0% | ~22% | Below avg |
| Primary Source | Natural Gas | ||
Why Electricity Is Expensive in Connecticut
Connecticut has some of the highest electricity rates in the country. This is primarily due to high demand, aging infrastructure, and distribution costs. The state generates 6.0% of its electricity from renewable sources. Natural Gas is the primary energy source. Residents can reduce costs by comparing electricity providers, installing solar panels, and using energy-efficient appliances.
Utility Companies in Connecticut
| Utility | Avg Rate | Customers | Type |
|---|---|---|---|
| Eversource Energy | 29.98¢/kWh | 1,300,000 | electric |
| United Illuminating | 28.40¢/kWh | 340,000 | electric |
Appliance Running Costs in Connecticut
Based on Connecticut's residential rate of 29.98¢/kWh.
| Appliance | Watts | Hours/Day | Monthly Cost | Annual Cost |
|---|---|---|---|---|
| Air Purifier | 50 | 24 | $10.79 | $129.51 |
| Blender | 400 | 0.1 | $0.36 | $4.32 |
| CFL Bulb (13W) | 13 | 8 | $0.94 | $11.22 |
| Cable / Satellite Box | 35 | 24 | $7.55 | $90.66 |
| Ceiling Fan | 75 | 12 | $8.09 | $97.14 |
| Central Air Conditioner | 3,500 | 8 | $251.83 | $3,021.98 |
| Chest Freezer | 80 | 24 | $17.27 | $207.22 |
| Clothes Dryer (Electric) | 3,000 | 1 | $26.98 | $323.78 |
| Coffee Maker | 900 | 0.25 | $2.02 | $24.28 |
| Crypto Mining Rig | 1,500 | 24 | $323.78 | $3,885.41 |
| Dehumidifier | 300 | 12 | $32.38 | $388.54 |
| Desktop Computer | 200 | 8 | $14.39 | $172.68 |
| Dishwasher | 1,800 | 1 | $16.19 | $194.27 |
| Electric Baseboard Heater | 1,000 | 10 | $89.94 | $1,079.28 |
| Electric Fireplace | 1,400 | 4 | $50.37 | $604.40 |
Compare With Other States
More Data for Connecticut
Frequently Asked Questions
What is the average electricity rate in Connecticut?
The average residential electricity rate in Connecticut is 29.98¢ per kWh, which is 74.1% above the national average of 17.22¢/kWh.
How much is the average monthly electric bill in Connecticut?
The average monthly residential electric bill in Connecticut is $176, compared to the national average of $134.
Why is electricity expensive in Connecticut?
Connecticut has some of the highest electricity rates in the country. This is primarily due to high demand, aging infrastructure, and distribution costs. The state generates 6.0% of its electricity from renewable sources. Natural Gas is the primary energy source. Residents can reduce costs by comparing electricity providers, installing solar panels, and using energy-efficient appliances.
What is the main energy source in Connecticut?
The primary energy source in Connecticut is Natural Gas, with 6.0% of electricity coming from renewable sources.
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Data verified March 2026 · Source: U.S. Energy Information Administration (EIA)