Electricity rates › District of Columbia

District of Columbia electricity rates

Homes in District of Columbia pay an average of 17.7¢ per kWh, 7% above the US average, and use 639 kWh a month. District of Columbia ranks #15 of 51 for residential electricity prices.

17.7¢average price per kWh

639 kWhaverage use per month

$113average monthly bill

#15 of 51price rank (1 = most expensive)

Residential rates by utility in District of Columbia

Utility	¢/kWh	ZIP codes served
Potomac Electric Power Co	15.0	282

Average residential rates for full-service utilities, from NREL’s utility rates by ZIP code (2023). In areas with retail choice, your price depends on the plan you pick.

Is solar worth it in District of Columbia?

At 17.7¢ per kWh, every 1,000 kWh your roof makes and you use yourself is worth about $177. A system that covers the average District of Columbia home would replace about 7,668 kWh a year, roughly $1,358 of electricity at today’s prices.

6.0 kWsystem for an average home (15 panels)

$18,000rough installed cost

$1,358electricity saved per year

~13 yearssimple payback

Assumes a typical 1,350 kWh per kW of panels a year and $3.00/W installed, before incentives and price increases. Your roof’s direction, pitch and shade change these numbers; the estimator measures them for your address.

Plan solar for your District of Columbia home

State figures: EIA Table 5A, 2024 Average Monthly Bill - Residential (forms EIA-861, 861S, 861U).