South Dakota · Investor Owned
MidAmerican Energy Co
8.90¢ per kWh, bundled, EIA-861 2025. Average bill $99.40 at 1,117.4 kWh a month, across 4,236 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: 4,236, the largest residential count across service types.
Estimate a bill
The figure below is this utility's 2025 EIA residential average.
2025 EIA average
$89.00
8.90¢/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 | 8.04¢ | $87.11 | 1,083.3 | 3,834 |
| 2016 | 7.89¢ | $81.88 | 1,038.2 | 3,942 |
| 2017 | 8.03¢ | $91.70 | 1,142.0 | 4,044 |
| 2018 | 7.72¢ | $90.01 | 1,166.0 | 4,104 |
| 2019 | 8.00¢ | $83.64 | 1,045.2 | 4,147 |
| 2020 | 8.09¢ | $97.61 | 1,206.8 | 4,165 |
| 2021 | 8.34¢ | $93.28 | 1,118.1 | 4,171 |
| 2022 | 7.85¢ | $91.37 | 1,164.4 | 4,208 |
| 2023 | 8.59¢ | $95.51 | 1,111.5 | 4,235 |
| 2024 | 8.68¢ | $94.03 | 1,083.0 | 4,236 |
| 2025 | 8.90¢ | $99.40 | 1,117.4 | 4,236 |
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
Lincoln, Union.
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