Electricity rates in District of Columbia: 24.20¢ per kWh
Homes in District of Columbia paid an average of 24.20¢ per kilowatt-hour from August 2025 to July 2026, 35% above the U.S. average of 17.99¢. That is the 10th-highest of 51, between New Hampshire (26.67¢) and Vermont (23.80¢).
The average District of Columbia home used 630 kWh a month — the 10th-least of the 51 — so its typical bill came to $152 a month, the 24th-lowest. At the national rate the same 630 kWh would cost $39 less a month.
In July 2026, the latest month published, the District of Columbia rate was 25.21¢.
| Rank | State | Average rate | Latest month | Average home use | Average bill |
|---|---|---|---|---|---|
| 8 | Alaska | 26.85¢ | 28.83¢ | 587 kWh/mo | $158/mo |
| 9 | New Hampshire | 26.67¢ | 26.60¢ | 641 kWh/mo | $171/mo |
| 10 | District of Columbia | 24.20¢ | 25.21¢ | 630 kWh/mo | $152/mo |
| 11 | Vermont | 23.80¢ | 23.75¢ | 591 kWh/mo | $141/mo |
| 12 | New Jersey | 23.78¢ | 25.19¢ | 664 kWh/mo | $158/mo |
What a month of electricity costs in District of Columbia
At 24.20¢ per kWh, every extra 100 kWh a month adds $24.20 to the monthly bill and $290 to the year. The table runs from half to twice the District of Columbia average home's 630 kWh, using the same calculation as the calculator above.
| Monthly use | Per month | Per year | vs. U.S. rate (17.99¢) |
|---|---|---|---|
| 300 kWh (half the average) | $73 | $871 | +$19 |
| 630 kWh (state average) | $152 | $1,830 | +$39 |
| 950 kWh (1.5× the average) | $230 | $2,759 | +$59 |
| 1,250 kWh (twice the average) | $303 | $3,630 | +$78 |
District of Columbia electricity through the year
The average District of Columbia home's bill peaked at about $208 in July 2026 and was lowest, about $108, in November 2025. Use ran from 467 kWh in April 2026 to 827 kWh in July 2026, 1.8 times as much.
The rate moved too, from 22.72¢ in November 2025 to 25.41¢ in April 2026. A monthly rate includes that month's fuel and seasonal charges, which is why the calculator uses the 12-month average for a yearly estimate.
| Month | Rate | Use per home | Bill per home |
|---|---|---|---|
| Aug 2025 | 23.19¢ | 737 kWh | $171 |
| Sep 2025 | 23.67¢ | 547 kWh | $129 |
| Oct 2025 | 23.92¢ | 483 kWh | $116 |
| Nov 2025 | 22.72¢ | 477 kWh | $108 |
| Dec 2025 | 23.90¢ | 760 kWh | $182 |
| Jan 2026 | 23.72¢ | 793 kWh | $188 |
| Feb 2026 | 23.97¢ | 711 kWh | $170 |
| Mar 2026 | 25.00¢ | 666 kWh | $167 |
| Apr 2026 | 25.41¢ | 467 kWh | $119 |
| May 2026 | 25.40¢ | 502 kWh | $128 |
| Jun 2026 | 24.39¢ | 594 kWh | $145 |
| Jul 2026 | 25.21¢ | 827 kWh | $208 |
Largest electricity providers in District of Columbia
Potomac Electric Power Co serves 285,878 homes, at an average of 16.58¢ per kWh in 2024.
These are 2024 figures, the latest final year. The District of Columbia average was 17.71¢ that year and 24.20¢ over the last 12 months, up 37% — compare the providers with each other, not with today's average.
Together they serve 90% of District of Columbia's 318,780 residential customers. The rates are each company's residential revenue divided by kilowatt-hours sold, so customer charges are included; a plan or tier can still differ.
| Provider | Type | Homes served | Average rate | Use per home |
|---|---|---|---|---|
| Potomac Electric Power Co | Investor-owned | 285,878 | 16.58¢ | 592 kWh/mo |