What is the average electricity cost in Illinois?

The average residential electricity rate in Illinois is 18.86 cents per kWh. At 900 kWh per month, that translates to an estimated monthly cost of $169.74.

Is electricity in Illinois cheaper than the national average?

Electricity in Illinois costs about $1.62 less per month than the U.S. national average when using 900 kWh.

How much does 900 kWh cost in Illinois?

At the average rate of 18.86¢/kWh, 900 kWh costs approximately $169.74 per month, or about $2036.88 per year.

Electricity Cost in Illinois

The average residential electricity rate in Illinois is 18.86¢ per kWh. At 900 kWh/month, that works out to about $170 per month or $2037 per year.

Rates from EIA data · 900 kWh standard usage benchmark

Average rate

18.86 ¢/kWh

Est. monthly (900 kWh)

$169.74

Est. annual (10,800 kWh)

$2036.88

vs national (monthly)

$-1.62

National avg: 19.04¢/kWh

How Illinois Compares

State rate

18.86 ¢/kWh

National average

19.04 ¢/kWh

Difference

-0.9%

Key Insights

Illinois ranks #15 among U.S. states for electricity prices.
Illinois shows a rising electricity price trend based on recent historical data.

More Data & Comparisons

See electricity cost-of-living analysis in Illinois
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Full Illinois knowledge page — Rates, value score, affordability, trends
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Rate rankings (low to high)
How much does 500 kWh cost? · 1000 kWh · 2000 kWh — Fixed electricity cost examples
Compare electricity prices between states — See state-to-state electricity comparisons
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City electricity costs in Illinois

Local rate context for major cities in Illinois. Figures are modeled estimates for comparison; confirm rates with your utility.

Related electricity pages

Frequently Asked Questions

What is the average electricity cost in Illinois?: The average residential electricity rate in Illinois is 18.86 cents per kWh. At 900 kWh per month, that translates to an estimated monthly cost of $169.74.
Is electricity in Illinois cheaper than the national average?: Electricity in Illinois costs about $1.62 less per month than the U.S. national average when using 900 kWh.
How much does 900 kWh cost in Illinois?: At the average rate of 18.86¢/kWh, 900 kWh costs approximately $169.74 per month, or about $2036.88 per year.