Electricity prices in Illinois
What homes in Illinois pay for electricity, from EIA.
Headlines
- Average price
- 18.9¢ a kWh
- Up 11% on a year ago
- Average bill
- $132 a month
- Up 9.0% on a year ago
- Average use
- 697 kWh
- A month. US 875 kWh
- Price rank
- 16 of 51
- 1 is the most expensive
Over the 12 months to August 2026, Illinois homes paid 18.9¢ a kWh, against a US average of 18.0¢.
Illinois vs the US
| Illinois | US | |
|---|---|---|
| Average price, 12 months to August 2026 | 18.9¢ | 18.0¢ |
| Price in August 2026 | 19.3¢ | 18.2¢ |
| Average monthly bill, 12 months | $132 | $158 |
| Bill in August 2026 | $171 | $209 |
| Average monthly use | 697 kWh | 875 kWh |
| Price change, past year | +11% | +6.5% |
| Price change since 2019 | +45% | +39% |
Electricity price
Average residential price a kilowatt-hour, by month.
Up to and including August 2026
| Month | Cents a kWh |
|---|---|
| August 2026 | 19.32¢ |
| July 2026 | 19.22¢ |
| June 2026 | 19.89¢ |
| May 2026 | 23.85¢ |
| April 2026 | 20.47¢ |
| March 2026 | 18.85¢ |
| February 2026 | 17.83¢ |
| January 2026 | 16.36¢ |
| December 2025 | 17.05¢ |
| November 2025 | 18.28¢ |
| October 2025 | 18.70¢ |
| September 2025 | 19.01¢ |
| August 2025 | 18.03¢ |
| July 2025 | 17.19¢ |
| June 2025 | 18.26¢ |
| May 2025 | 18.55¢ |
| April 2025 | 18.28¢ |
| March 2025 | 17.54¢ |
| February 2025 | 16.46¢ |
| January 2025 | 15.77¢ |
| December 2024 | 15.96¢ |
| November 2024 | 17.06¢ |
| October 2024 | 16.48¢ |
| September 2024 | 15.80¢ |
Monthly price, bill, use and natural gas price for Illinois, as a gzipped CSV.
Download CSV (gzip)Average monthly bill
What an average home pays a month. Bills peak in summer and winter.
Up to and including August 2026
| Month | Bill |
|---|---|
| August 2026 | $171 |
| July 2026 | $193 |
| June 2026 | $143 |
| May 2026 | $123 |
| April 2026 | $110 |
| March 2026 | $115 |
| February 2026 | $128 |
| January 2026 | $133 |
| December 2025 | $130 |
| November 2025 | $105 |
| October 2025 | $107 |
| September 2025 | $124 |
| August 2025 | $162 |
| July 2025 | $183 |
| June 2025 | $160 |
| May 2025 | $100 |
| April 2025 | $95 |
| March 2025 | $108 |
| February 2025 | $114 |
| January 2025 | $130 |
| December 2024 | $113 |
| November 2024 | $90 |
| October 2024 | $88 |
| September 2024 | $108 |
Monthly price, bill, use and natural gas price for Illinois, as a gzipped CSV.
Download CSV (gzip)Natural gas price
Average residential price a thousand cubic feet, by month. Summer prices are high because fixed charges are spread over little gas.
Up to and including August 2026
| Month | Price a Mcf |
|---|---|
| August 2026 | $21.38 |
| July 2026 | $21.04 |
| June 2026 | $19.71 |
| May 2026 | $15.39 |
| April 2026 | $14.29 |
| March 2026 | $12.10 |
| February 2026 | $11.40 |
| January 2026 | $9.65 |
| December 2025 | $9.48 |
| November 2025 | $10.56 |
| October 2025 | $15.45 |
| September 2025 | $21.51 |
| August 2025 | $23.18 |
| July 2025 | $22.77 |
| June 2025 | $20.67 |
| May 2025 | $16.28 |
| April 2025 | $13.55 |
| March 2025 | $10.91 |
| February 2025 | $9.22 |
| January 2025 | $8.18 |
| December 2024 | $8.46 |
| November 2024 | $10.68 |
| October 2024 | $15.81 |
| September 2024 | $20.60 |
Monthly price, bill, use and natural gas price for Illinois, as a gzipped CSV.
Download CSV (gzip)Utilities in Illinois
Past 12 months, utilities with 10,000 homes or more. These utilities serve 70% of homes in Illinois; smaller utilities serve the rest.
| ComEdInvestor-owned | 19.3¢ | +14% |
| Ameren IllinoisInvestor-owned | 17.4¢ | +5.5% |
| MidAmerican EnergyInvestor-owned | 9.7¢ | -4.1% |
Heating fuels in Illinois: heating oil, propane.