South Dakota · Cooperative
Dakota Energy Coop Inc
16.28¢ per kWh, bundled, EIA-861 2025. Average bill $275.69 at 1,694.0 kWh a month, across 3,231 customers on that row.
South Dakota averaged 13.32¢/kWh and $131.10 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: 3,231, the largest residential count across service types.
Estimate a bill
The figure below is this utility's 2025 EIA residential average.
2025 EIA average
$162.80
16.28¢/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 | 13.55¢ | $199.86 | 1,474.8 | 3,227 |
| 2016 | 13.52¢ | $202.52 | 1,498.4 | 3,233 |
| 2017 | 13.53¢ | $200.10 | 1,478.7 | 3,257 |
| 2018 | 13.10¢ | $213.44 | 1,629.2 | 3,261 |
| 2019 | 14.28¢ | $237.08 | 1,660.8 | 3,284 |
| 2020 | 14.66¢ | $232.57 | 1,586.4 | 3,274 |
| 2021 | 14.91¢ | $220.84 | 1,480.8 | 3,270 |
| 2022 | 14.41¢ | $232.33 | 1,612.0 | 3,287 |
| 2023 | 14.62¢ | $232.24 | 1,588.7 | 3,297 |
| 2024 | 15.30¢ | $246.15 | 1,609.1 | 3,224 |
| 2025 | 16.28¢ | $275.69 | 1,694.0 | 3,231 |
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
Beadle, Buffalo, Faulk, Hand, Hyde, Jerauld, Kingsbury, Miner, Sanborn, Spink, Sully.
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