How Much Does 1,000 kWh Cost in Illinois?

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

Illinois average rate
16.96 ¢/kWh
Estimated 1,000 kWh cost
$169.60
U.S. average cost
$175.70

Key metrics

MetricValue
Illinois average rate16.96 ¢/kWh
Estimated 1,000 kWh cost$169.60
U.S. average cost$175.70

Compared to U.S. average

Illinois (1,000 kWh)
$169.60
U.S. (1,000 kWh)
$175.70
Difference
-$6.10

1,000 kWh in Illinois is less expensive by $6.10 compared to the U.S. average.

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Source & Method

Source: U.S. Energy Information Administration (EIA) Retail Sales of Electricity. Last dataset period: February 2026. Costs are energy-only estimates and exclude delivery charges, taxes, and fixed utility fees.

Disclaimers