Skip to content

Checked

Delaware Electricity Rates

Average price of electricity in Delaware, July 2026, from the U.S. Energy Information Administration. Recent months are preliminary.

Residential
18.48¢/kWh
July 2026
Commercial
13.80¢/kWh
July 2026
Industrial
11.71¢/kWh
July 2026
Average home bill
$158/mo
2025, 920 kWh a month

Delaware electricity prices, 5 years

Average cents per kilowatt-hour by month

ResidentialCommercialIndustrial
Show as a table
PeriodResidential
Jul 202618.48¢
Dec 202517.12¢
Dec 202416.79¢
Dec 202316.30¢
Dec 202214.61¢
Dec 202112.57¢

Residential price by month

Cents per kWh, homes, and change from the same month a year earlier

Swipe the table sideways to see more columns.

MonthPrice1 year changeCustomers
Jul 202618.48¢/kWh+11.5%482,534
Jun 202619.29¢/kWh+6.2%482,578
May 202619.38¢/kWh+6.9%481,756
Apr 202618.79¢/kWh+4.6%481,331
Mar 202617.64¢/kWh+5.6%481,312
Feb 202616.27¢/kWh+4.0%480,738
Jan 202616.51¢/kWh+6.3%478,298
Dec 202517.12¢/kWh+2.0%477,952
Nov 202518.81¢/kWh+3.2%479,181
Oct 202518.31¢/kWh+1.3%478,732
Sep 202518.12¢/kWh+7.9%478,352
Aug 202516.82¢/kWh+6.5%477,269
Jul 202516.58¢/kWh+6.2%476,852
Jun 202518.16¢/kWh+10.6%476,053
May 202518.13¢/kWh+4.3%475,319
Apr 202517.97¢/kWh+1.8%475,471
Mar 202516.71¢/kWh+0.1%474,676
Feb 202515.65¢/kWh-1.1%474,061
Jan 202515.53¢/kWh-0.6%473,465
Dec 202416.79¢/kWh+3.0%476,523
Nov 202418.22¢/kWh+5.8%475,615
Oct 202418.07¢/kWh+3.7%475,570
Sep 202416.80¢/kWh+6.3%475,042
Aug 202415.79¢/kWh+0.8%474,425

Electric utilities in Delaware

Largest by customers, 2025. Price and bill are for homes served with bundled generation and delivery

All 16

Swipe the table sideways to see more columns.

UtilityCustomersHome priceHome bill
Delmarva PowerInvestor Owned343,38018.16¢/kWh$162/mo
Delaware Electric CooperativeCooperative122,30113.89¢/kWh$146/mo
City of Dover - (DE)Municipal25,34616.16¢/kWh$131/mo
City of Newark - (DE)Municipal13,48619.75¢/kWh$135/mo
Town of Middletown - (DE)Municipal10,33316.64¢/kWh$152/mo
City of Milford - (DE)Municipal9,09615.86¢/kWh$147/mo
Town of Smyrna - (DE)Municipal6,546Not reportedNot reported
City of Seaford- (DE)Municipal4,474Not reportedNot reported
City of Lewes - (DE)Municipal4,087Not reportedNot reported
Tesla Inc.Behind the Meter3,29716.71¢/kWh$113/mo
New Castle Municipal Serv CommMunicipal2,952Not reportedNot reported
Town of Clayton - (DE)Municipal1,826Not reportedNot reported
Sunrun Inc.Behind the Meter39215.69¢/kWh$82/mo
Constellation Solar Holding, LLCBehind the Meter2Not reportedNot reported
Scale Sustainable I, LLCBehind the Meter1Not reportedNot reported

Price is revenue divided by kilowatt-hours sold. Where customers can choose a retail electricity supplier, the utility that delivers power may report only delivery charges, so its price can look lower than what customers pay in total.

Frequently asked questions

What is the average electricity rate in Delaware?
Homes in Delaware paid an average of 18.48¢/kWh per kilowatt-hour in July 2026, compared with 16.58¢/kWh a year earlier. The U.S. average was 18.31¢/kWh.
Is electricity expensive in Delaware?
Delaware had the 19th highest average residential price of 51 states and DC in July 2026.
What is the average electric bill in Delaware?
The average Delaware home used 920 kWh a month and paid $157.80 a month in 2025, according to EIA.
What is the largest electric utility in Delaware?
Delmarva Power serves the most customers in Delaware, about 343,380 in 2025.

Source: U.S. Energy Information Administration, Form EIA-861M and Form EIA-861 · Data for July 2026