How Much Does 1,000 kWh Cost in Connecticut?

This usage-based electricity page estimates the energy-only cost of 1,000 kWh in Connecticut using the latest statewide residential average rate.

Connecticut average rate
30.47 ¢/kWh
Estimated 1,000 kWh cost
$304.70
U.S. average cost
$190.40

Key metrics

MetricValue
Connecticut average rate30.47 ¢/kWh
Estimated 1,000 kWh cost$304.70
U.S. average cost$190.40

Compared to U.S. average

Connecticut (1,000 kWh)
$304.70
U.S. (1,000 kWh)
$190.40
Difference
+$114.30

1,000 kWh in Connecticut is more expensive by $114.30 compared to the U.S. average.

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Source & Method

Source: U.S. Energy Information Administration (EIA) Retail Sales of Electricity. Updated: March 2026. Estimates are energy-only and exclude delivery charges, taxes, and fixed utility fees. For how rates and estimates are defined, see the methodology hub.

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