South Dakota · Cooperative
Sioux Valley SW Elec Coop
13.94¢ per kWh, bundled, EIA-861 2025. Average bill $176.42 at 1,265.2 kWh a month, across 22,989 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: 22,989, the largest residential count across service types.
Estimate a bill
The figure below is this utility's 2025 EIA residential average.
2025 EIA average
$139.40
13.94¢/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 | 10.82¢ | $142.95 | 1,321.1 | 17,544 |
| 2016 | 10.92¢ | $143.55 | 1,314.2 | 18,036 |
| 2017 | 11.15¢ | $145.53 | 1,305.5 | 18,605 |
| 2018 | 11.07¢ | $153.95 | 1,390.5 | 19,104 |
| 2019 | 11.09¢ | $152.18 | 1,372.6 | 19,610 |
| 2020 | 11.51¢ | $154.21 | 1,339.4 | 20,097 |
| 2021 | 12.17¢ | $156.70 | 1,287.2 | 20,539 |
| 2022 | 12.09¢ | $159.22 | 1,317.2 | 21,147 |
| 2023 | 12.02¢ | $157.55 | 1,311.1 | 21,762 |
| 2024 | 12.94¢ | $160.31 | 1,239.3 | 22,213 |
| 2025 | 13.94¢ | $176.42 | 1,265.2 | 22,989 |
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
Brookings, Deuel, Hamlin, Kingsbury, Lake, McCook, Miner, Minnehaha, Moody, Turner.
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