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TypicalCost

Typical Cost of Electricity in Delaware

On this page

About 18.48¢ per kWh in July 2026, the latest month published. That is 0.9% above the U.S. average of 18.31¢. This is the average for homes across Delaware.

Latest rate

18.48¢

per kWh, July 2026

Against the U.S. average

+0.17¢

+0.9%U.S. 18.31¢

From a year earlier

+1.90¢

+11.5%16.58¢ in Jul 2025

Rank among states

33rd lowest

of 51, counting the District of Columbia

Where Delaware sits among the states

Each tick is one state's rate for July 2026. The highlighted band holds the middle half of them, and the dark line is the median.

Across 51 states the rate ranged from 12.72¢ to 48.00¢ per kWh in July 2026. The typical band runs from 14.85¢ to 22.38¢, with a median of 16.09¢. Delaware is at 18.48¢.

What an appliance costs to run in Delaware

The calculator starts from Delaware's average rate. Change the power and hours to match your appliance, or enter the rate from your own bill.

Work it out with your numbers

Per hour
$0.28
Per day8 h
$2.22
Per month
$67.45
Per year
$809
1,500 W ÷ 1,000 × 8 h × 18.48¢ = $2.22 a dayA month is one twelfth of a year.18.48¢ is the Delaware average for July 2026. The 1,500 W and 8 hours are only a starting example.

How the rate has moved

Monthly averages from January 2024 to July 2026. The lowest was 15.53¢ in January 2025 and the highest 19.38¢ in May 2026.

Monthly average residential electricity rate in Delaware from January 2024 to July 2026, ranging from 15.53¢ to 19.38¢ per kWh. The latest is 18.48¢.

Month by month

MonthRate per kWhFrom the month before
July 202618.48¢−4.2%
June 202619.29¢−0.5%
May 202619.38¢+3.1%
April 202618.79¢+6.5%
March 202617.64¢+8.4%
February 202616.27¢−1.5%
January 202616.51¢−3.6%
December 202517.12¢−9.0%
November 202518.81¢+2.7%
October 202518.31¢+1.0%
September 202518.12¢+7.7%
August 202516.82¢+1.4%

What this figure is

This is what residential customers in Delaware paid on average for each kilowatt-hour: the total billed to homes divided by the electricity they used. It blends every utility and rate plan in the state, so the rate on your own bill can be higher or lower.

Rates often change with the season, which is why the comparison above uses the same month a year earlier. The figure is published about two months after the month it describes.

Common questions

How much does electricity cost per kWh in Delaware?

Homes in Delaware paid about 18.48¢ per kilowatt-hour on average in July 2026, the latest month published by the U.S. Energy Information Administration.

How much does 1,000 kWh of electricity cost in Delaware?

At the average residential rate of 18.48¢ per kWh, 1,000 kWh works out to about $185. An actual bill depends on your utility, your plan and how much you use.

Is electricity cheap or expensive in Delaware?

Delaware has the 33rd lowest residential electricity rate out of 51, counting the District of Columbia. That is +0.9% against the U.S. average of 18.31¢.

Are electricity rates going up in Delaware?

Up over the past year. The average residential rate was 16.58¢ in July 2025 and 18.48¢ in July 2026, a change of +11.5%.

Source

U.S. Energy Information Administration

Average retail price of electricity, residential. Covers January 2024 to July 2026. Retrieved on October 6, 2026.

EIA electricity data

Source: U.S. Energy Information Administration (July 2026 data).

Electricity rates in other states

The percentage compares each state with the U.S. average.