Electricity rates › Delaware

Delaware electricity rates

Homes in Delaware pay an average of 16.6¢ per kWh, 1% above the US average, and use 911 kWh a month. Delaware ranks #17 of 51 for residential electricity prices.

16.6¢average price per kWh

911 kWhaverage use per month

$151average monthly bill

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

Residential rates by utility in Delaware

Utility	¢/kWh	ZIP codes served
Delmarva Power	15.7	86
Delaware Electric Cooperative	15.0	36
City of Dover	14.8	9
City of Newark	16.7	8
Town of Middletown	16.0	2
City of Milford	14.2	2

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 Delaware?

At 16.6¢ per kWh, every 1,000 kWh your roof makes and you use yourself is worth about $166. A system that covers the average Delaware home would replace about 10,932 kWh a year, roughly $1,811 of electricity at today’s prices.

8.4 kWsystem for an average home (21 panels)

$25,200rough installed cost

$1,811electricity saved per year

~14 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 Delaware home

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