Wisconsin · Cooperative
Adams-Columbia Electric Coop
18.98¢ per kWh, bundled, EIA-861 2025. Average bill $122.04 at 642.9 kWh a month, across 36,159 customers on that row.
Wisconsin averaged 18.08¢/kWh and $120.60 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: 36,159, the largest residential count across service types.
Estimate a bill
The figure below is this utility's 2025 EIA residential average.
2025 EIA average
$189.80
18.98¢/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 | 15.72¢ | $102.57 | 652.6 | 33,718 |
| 2016 | 15.97¢ | $100.58 | 629.7 | 33,915 |
| 2017 | 16.47¢ | $104.91 | 636.8 | 34,138 |
| 2018 | 16.02¢ | $109.19 | 681.6 | 34,207 |
| 2019 | 16.19¢ | $106.94 | 660.4 | 34,323 |
| 2020 | 15.94¢ | $105.14 | 659.5 | 34,633 |
| 2021 | 15.82¢ | $103.93 | 656.8 | 35,002 |
| 2022 | 17.19¢ | $113.27 | 658.8 | 35,333 |
| 2023 | 17.43¢ | $112.29 | 644.1 | 35,649 |
| 2024 | 17.63¢ | $108.48 | 615.2 | 35,910 |
| 2025 | 18.98¢ | $122.04 | 642.9 | 36,159 |
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
Adams, Columbia, Dane, Dodge, Green Lake, Jefferson, Marquette, Portage, Sauk, Waupaca, Waushara, Wood.
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