What is the average electricity rate in Illinois?

As of May 2026, the average residential electricity rate in Illinois is 23.85¢ per kWh — about 23% above the US average of 19.41¢ per kWh.

What is a typical electric bill in Illinois?

At 900 kWh per month, the estimated bill in Illinois is about $214.65. Your actual bill depends on home size, season, and usage.

Illinois ranks #12 of 51 (1 = most expensive). 39 states have cheaper average residential electricity.

Energy · Official EIA Data · May 2026

Average rate

23.85¢/kWh

Est. monthly bill*

$214.65

Rank (1 = priciest)

#12/51

Illinois electricity is about 23% above the US average (19.41¢/kWh). *Estimated bill at 900 kWh/month.

What is the average electricity rate in Illinois?: As of May 2026, the average residential electricity rate in Illinois is 23.85¢ per kWh — about 23% above the US average of 19.41¢ per kWh.
What is a typical electric bill in Illinois?: At 900 kWh per month, the estimated bill in Illinois is about $214.65. Your actual bill depends on home size, season, and usage.
How does Illinois rank for electricity prices?: Illinois ranks #12 of 51 (1 = most expensive). 39 states have cheaper average residential electricity.

Data source: U.S. Energy Information Administration (EIA) — Form EIA-861/826, residential average price. See all states ranked or our methodology.

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