South Carolina · Investor Owned
Duke Energy Progress - (NC)
14.09¢ per kWh, bundled, EIA-861 2025. Average bill $169.91 at 1,205.7 kWh a month, across 143,884 customers on that row.
South Carolina averaged 15.12¢/kWh and $161.21 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: 143,884, the largest residential count across service types.
Estimate a bill
The figure below is this utility's 2025 EIA residential average.
2025 EIA average
$140.90
14.09¢/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 | 10.10¢ | $132.96 | 1,315.9 | 135,036 |
| 2016 | 10.01¢ | $132.34 | 1,321.8 | 136,294 |
| 2017 | 11.20¢ | $140.55 | 1,255.3 | 136,342 |
| 2018 | 11.96¢ | $158.88 | 1,328.9 | 136,802 |
| 2019 | 12.34¢ | $157.60 | 1,277.3 | 137,456 |
| 2020 | 12.04¢ | $145.72 | 1,209.9 | 138,974 |
| 2021 | 11.73¢ | $144.34 | 1,230.1 | 139,488 |
| 2022 | 12.23¢ | $151.80 | 1,241.0 | 142,492 |
| 2023 | 14.67¢ | $165.24 | 1,126.4 | 143,074 |
| 2024 | 14.88¢ | $170.52 | 1,146.2 | 143,713 |
| 2025 | 14.09¢ | $169.91 | 1,205.7 | 143,884 |
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
Chesterfield, Clarendon, Darlington, Dillon, Florence, Georgetown, Horry, Kershaw, Lee, Marion, Marlboro, Sumter, Williamsburg.
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