States › Illinois › April 2026
Illinois electricity prices, April 2026
Average price, sales and bills for the month against the same month a year earlier and the US. Preliminary
In April 2026, residential customers in Illinois paid an average of 20.47¢ per kilowatthour, up 12.0% on the same month a year earlier (18.28¢). The US average for the month was 18.83¢; Illinois was 8.7% above that. It ranked 16th highest among the 50 states and the District of Columbia.
Residential sales were 2,913,359 MWh, up 3.3% on a year earlier, and the average residential bill for the month was $110.07 on 538 kWh. Weather moves monthly sales far more than prices do, so bills swing with the season.
EIA marks this month as preliminary. Preliminary months come from the Form EIA-861M sample and are revised when the annual census is complete.
Average price is revenue divided by sales for the sector and year; it is not a tariff rate. Reliability figures are as reported by utilities to EIA on Form 861 and may use different calculation methods. Monthly figures come from the Form EIA-861M sample and are revised when EIA finalises the year.
Price by sector
| Sector | Apr 2026 | Apr 2025 | Change | US, Apr 2026 |
|---|---|---|---|---|
| Residential | 20.47¢ | 18.28¢ | +12.0% | 18.83¢ |
| Commercial | 13.89¢ | 12.77¢ | +8.8% | 13.51¢ |
| Industrial | 9.74¢ | 9.78¢ | -0.4% | 8.66¢ |
| All sectors | 14.31¢ | 13.33¢ | +7.4% | 13.88¢ |
Sales and customers
| Measure | Apr 2026 | Apr 2025 | Change |
|---|---|---|---|
| Residential sales | 2.9 TWh | 2.8 TWh | +3.3% |
| Sales, all sectors | 10.1 TWh | 9.6 TWh | +4.8% |
| Residential customers | 5,419,122 | 5,364,911 | +1.0% |
| Average residential bill | $110.07 | $96.13 | +14.5% |
| Average residential use, kWh | 538 | 526 | +2.3% |
| US residential price | 18.83¢ | 17.55¢ | +7.3% |
The two years to April 2026
Illinois residentialUS residential
Questions and answers
What was the average electricity price in Illinois in April 2026?
20.47¢ per kilowatthour for residential customers, 13.89¢ for commercial and 9.74¢ for industrial customers. EIA marks the month as preliminary.
How does that compare with a year earlier?
The residential average was 18.28¢ in April 2025, a change of +12.0%. Residential sales changed by +3.3% over the same period.
What was the average residential bill that month?
$110.07, on average use of 538 kWh. This is residential revenue divided by residential customers for the month.
Provenance
Source: U.S. Energy Information Administration, Form EIA-861M sales and revenue workbook (state by sector and month), status "Preliminary" for this month, series published through July 2026. Public domain. Price = revenue ÷ sales; bill = residential revenue ÷ residential customers. Utility-level annual figures are on the Illinois page.