Rates by state / District of Columbia / Potomac Electric Power Co
Investor Owned · 324,763 residential customers
Potomac Electric Power Co electricity rates
Residential customers paid an average of 20.8¢ per kWh in 2025, 14% below the District of Columbia average of 24.2¢ for the latest 12 months.
Average rate
20.8¢/kWh
2025, all residential revenue ÷ kWh
Average bill
$133/mo
At 638 kWh a month
1-year change
+25.3%
5 years: +76.2%
Average rate by year
202011.8¢
202112.2¢
202212.7¢
202315.0¢
202416.6¢
202520.8¢
Potomac Electric Power Co bill at different usage levels
Estimated monthly bill at Potomac Electric Power Co's 2025 average rate of 20.8¢ per kWh. Actual bills vary with your plan, fixed charges and taxes.
| Monthly use | Potomac Electric Power Co | District of Columbia average |
|---|---|---|
| 500 kWh | $104 | $121 |
| 750 kWh (about average here) | $156 | $182 |
| 1,000 kWh | $208 | $242 |
| 1,500 kWh | $312 | $363 |
| 2,000 kWh | $415 | $484 |
Other utilities in District of Columbia
| Utility | Customers | Rate |
|---|---|---|
| CleanChoice Energy, Inc. | 5,483 | 34.4¢ |
| MPower Energy NJ LLC | 3,773 | 26.7¢ |
| SmartEnergy Holdings, LLC | 3,370 | 28.0¢ |
| WGL Energy Services, Inc. | 2,785 | 23.7¢ |
| Palmco Power DC, LLC | 2,591 | 30.9¢ |
| Constellation NewEnergy, Inc | 1,479 | 20.4¢ |
| SunSea Energy, LLC | 1,307 | 37.9¢ |
| Nordic Energy Services, LLC | 856 | 24.1¢ |
Potomac Electric Power Co: common questions
- How much does Potomac Electric Power Co charge per kWh?
- Potomac Electric Power Co residential customers paid an average of 20.8¢ per kWh in 2025, counting all charges, according to EIA Form 861 data.
- What is the average Potomac Electric Power Co electric bill?
- The average Potomac Electric Power Co household used 638 kWh a month in 2025, which works out to about $133 a month at the average rate.
- Is Potomac Electric Power Co cheaper than other utilities in District of Columbia?
- Potomac Electric Power Co's average rate is 14% below the District of Columbia average of 24.2¢. 3 of 31 utilities in District of Columbia have a lower average rate.
- Did Potomac Electric Power Co raise rates?
- Potomac Electric Power Co's average residential rate changed +25.3% from 2024 to 2025 and +76.2% since 2020.
- Is my Potomac Electric Power Co bill too high?
- Enter the kWh and amount from your bill in the free bill check on AverageElectricBill.com. It compares your use with similar District of Columbia homes and your rate with Potomac Electric Power Co's average.
Got a Potomac Electric Power Co bill?
Check my billSource: U.S. EIA Form EIA-861, 2025 final data.