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Latest value: 19.22¢/kWh for July 2026, +11.6% year over year (against July 2025). 307 monthly observations from January 2001 to July 2026, in cents per kilowatt-hour. Source: EIA (EIA route); context series, not an input to the Nowflation CPI Gauge.
| Period | Value |
|---|---|
| July 2026 | 19.22¢/kWh |
| June 2026 | 19.89¢/kWh |
| May 2026 | 23.85¢/kWh |
| April 2026 | 20.47¢/kWh |
| March 2026 | 18.86¢/kWh |
| February 2026 | 17.83¢/kWh |
| January 2026 | 16.36¢/kWh |
| December 2025 | 17.07¢/kWh |
| November 2025 | 18.31¢/kWh |
| October 2025 | 18.74¢/kWh |
| September 2025 | 19.05¢/kWh |
| August 2025 | 18.06¢/kWh |
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Cite: Nowflation, “EIA residential electricity price — IL” (eia_res_electricity_il), data from EIA, retrieved October 18, 2026, https://nowflation.com/series/eia_res_electricity_il. The series at its source: EIA.
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