Potomac Electric Power Co electricity rates in District of Columbia, 2025
Potomac Electric Power Co’s 291,516 residential customers paid an average of 20.77¢ per kWh in 2025, 5% below the District of Columbia average of 21.92¢. The typical home used 593 kWh a month, for an average bill of $123.
- 20.77¢avg ¢/kWh (2025)+4.19¢ (+25.3%) vs 2024
- $123Avg monthly billDistrict of Columbia: $140
- 593 kWhAvg monthly useDistrict of Columbia: 639 kWh
- 291,516Residential customersFull-service utility
| Sector | Customers | Sales (MWh) | Revenue | ¢/kWh 2025 | ¢/kWh 2024 | Change |
|---|---|---|---|---|---|---|
| Residential | 291,516 | 2,073,701 | $430,671,500 | 20.77¢ | 16.58¢ | +4.19¢ (+25.3%) |
| Commercial | 18,534 | 1,158,160 | $273,519,700 | 23.62¢ | 19.98¢ | +3.64¢ (+18.2%) |
| Industrial | 0 | 0 | $0 | n/a | n/a | n/a |
| All sectors | 310,050 | 3,231,861 | $704,191,200 | 21.79¢ | 17.82¢ | +3.97¢ (+22.3%) |
How Potomac Electric Power Co compares
- District of Columbia residential average, 2025: 21.92¢ per kWh, 639 kWh a month, $140 average bill. U.S. average: 17.23¢, 874 kWh, $151.
- Latest monthly figure: District of Columbia homes paid 25.98¢ per kWh in August 2026 (preliminary), against 23.18¢ in August 2025. Summer months often run higher than the annual average.
- From 2024 to 2025 this average rose 25.3%; the state average rose 23.8%.
- Another 33,247 residential customers buy supply from a competitive supplier and pay Potomac Electric Power Co only for delivery, averaging 6.87¢ per kWh for that service.
- Potomac Electric Power Co is an investor-owned utility, a private company whose rates are set by the state utility commission. Balancing authority: PJM.
Where Potomac Electric Power Co serves
EIA lists 1 District of Columbia county in its 2025 service territory: District of Columbia.
282 ZIP codes are matched to Potomac Electric Power Co in NREL’s 2024 ZIP file: 20001, 20002, 20003, 20004, 20005, 20006, 20007, 20008, 20009, 20010, 20011, 20012, 20013, 20015, 20016, 20017, 20018, 20019, 20020, 20022, 20023, 20024, 20026, 20027, 20029, 20030, 20032, 20033, 20035, 20036, 20037, 20038, 20039, 20040, 20042, 20043, 20044, 20045, 20046, 20047, 20049, 20050, 20051, 20052, 20053, 20055, 20056, 20057, 20058, 20059, 20060, 20061, 20062, 20063, 20064, 20065, 20066, 20067, 20068, 20069, and 222 more. Utility boundaries do not follow ZIP lines, so a ZIP can have more than one provider.
Sources
- U.S. Energy Information Administration, Annual Electric Power Industry Report, Form EIA-861, 2025 final data (f8612025.zip, file dated October 7, 2026): Sales to Ultimate Customers, Average Monthly Bill and Service Territory tables.
- EIA Form EIA-861, 2024 final data (f8612024.zip, file dated December 4, 2025), for the 2024 comparison.
- EIA Electric Power Monthly, Table 5.6.A (average price by state, August 2026 and August 2025; 2026 values are preliminary), file dated October 22, 2026.
- National Renewable Energy Laboratory via OpenEI, U.S. Electric Utility Companies and Rates: Look-up by Zipcode (2024) (investor-owned and other utilities, files dated November 10, 2025), used only to match ZIP codes to utilities.
Average price = residential revenue ÷ residential kWh sold, as reported to EIA. It includes fixed monthly charges, taxes passed through in revenue and seasonal tiers, averaged over the year. Your own rate depends on your tariff and usage.
All District of Columbia electricity providers · How we compute rates