District of Columbia · Investor Owned
Potomac Electric Power Co
20.77¢ per kWh, bundled, EIA-861 2025. Average bill $123.11 at 592.8 kWh a month, across 291,516 customers on that row.
District of Columbia averaged 21.92¢/kWh and $140.05 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: 291,516, the largest residential count across service types.
Estimate a bill
The figure below is this utility's 2025 EIA residential average.
2025 EIA average
$207.70
20.77¢/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.
Other service rows
Delivery and bundled prices cover different charges, so they are listed separately.
| Row | ¢/kWh | Bill | kWh | Customers |
|---|---|---|---|---|
| Delivery only | 6.87¢ | $71.30 | 1,037.7 | 33,247 |
Annual history
| Year | ¢/kWh | Avg. bill | Avg. kWh | Customers |
|---|---|---|---|---|
| 2015 | 12.30¢ | $90.21 | 733.5 | 218,147 |
| 2016 | 11.49¢ | $82.24 | 715.4 | 222,050 |
| 2017 | 12.21¢ | $80.81 | 661.6 | 227,603 |
| 2018 | 12.11¢ | $86.59 | 715.0 | 229,156 |
| 2019 | 12.17¢ | $82.15 | 675.0 | 241,098 |
| 2020 | 11.79¢ | $74.23 | 629.8 | 248,659 |
| 2021 | 12.19¢ | $77.93 | 639.5 | 257,440 |
| 2022 | 12.69¢ | $81.41 | 641.5 | 267,819 |
| 2023 | 14.98¢ | $88.62 | 591.7 | 277,874 |
| 2024 | 16.58¢ | $98.17 | 592.3 | 285,878 |
| 2025 | 20.77¢ | $123.11 | 592.8 | 291,516 |
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
District of Columbia.
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