Illinois · Cooperative
Southeastern IL Elec Coop, Inc
14.80¢ per kWh, bundled, EIA-861 2025. Average bill $180.79 at 1,221.8 kWh a month, across 22,607 customers on that row.
Illinois averaged 17.67¢/kWh and $126.59 a month. The United States averaged 17.23¢/kWh and $150.68. State and national figures come from EIA's Average Bill file.
Revenue divided by sales, EIA-861 Sales to Ultimate Customers, 2025, released October 7, 2026. Texas wires utilities come from the Delivery Companies file. The price and bill use bundled service. Customer count: 22,607, the largest residential count across service types.
Estimate a bill
The figure below is this utility's 2025 EIA residential average.
2025 EIA average
$148.00
14.80¢/kWh × 1,000 kWh. Bundled residential average, EIA-861 2025. The customer charge is already folded into this average, so it stands beside a tariff total rather than being added to it.
Annual history
| Year | ¢/kWh | Avg. bill | Avg. kWh | Customers |
|---|---|---|---|---|
| 2015 | 12.38¢ | $151.60 | 1,224.6 | 21,730 |
| 2016 | 12.53¢ | $150.59 | 1,201.5 | 21,860 |
| 2017 | 12.73¢ | $145.66 | 1,144.4 | 22,014 |
| 2018 | 13.21¢ | $170.13 | 1,288.1 | 21,992 |
| 2019 | 13.28¢ | $164.35 | 1,237.4 | 22,053 |
| 2020 | 13.47¢ | $158.00 | 1,173.0 | 22,250 |
| 2021 | 12.28¢ | $148.26 | 1,207.1 | 22,432 |
| 2022 | 12.25¢ | $154.46 | 1,260.9 | 22,500 |
| 2023 | 13.66¢ | $154.23 | 1,129.2 | 22,609 |
| 2024 | 14.47¢ | $165.82 | 1,146.3 | 22,731 |
| 2025 | 14.80¢ | $180.79 | 1,221.8 | 22,607 |
EIA-861, 2015–2025, using the same service type as the 2025 figure. A blank year means that service was not in the file.
Counties
Franklin, Gallatin, Hamilton, Hardin, Johnson, Massac, Pope, Saline, White, Williamson.
EIA-861 Service Territory, 2025. A listed county is the county EIA recorded. It does not mean every address in the county is served. Open this utility in the bill calculator · Rate history tool