Electricity and gas prices in Delaware

Households in Delaware paid an average of 19.29¢ per kilowatt-hour for electricity in June 2026, and $29.73 per thousand cubic feet of natural gas in June 2026. That is the 18th highest electricity price of the fifty states and DC.

What heat costs here

Dollars per million BTU delivered into the house — the only figure that compares a heat pump with a furnace, and the only one that needs no assumption about your house.

Gas furnace, 95% AFUE$30.18
Heat pump at COP 3.0$18.85
Heat pump at COP 2.0$28.27
Electric resistance$56.54

Which certified heat pumps hold their capacity at 5 °F in Delaware

Five years of prices

July 202111.84¢
October 202113.64¢
January 202212.22¢
April 202213.32¢
July 202213.38¢
October 202216.36¢
January 202314.25¢
April 202315.47¢
July 202315.09¢
October 202317.43¢
January 202415.62¢
April 202417.66¢
July 202415.61¢
October 202418.07¢
January 202515.53¢
April 202517.97¢
July 202516.58¢
October 202518.31¢
January 202616.51¢
April 202618.79¢

Who sells electricity in Delaware

Utilities reporting at least 1,000 residential customers. The price column is derived — total residential revenue divided by total residential sales in EIA’s 2024 annual survey — not a tariff, and not this month’s rate.

Utility	Ownership	Residential customers	Derived from the 2024 survey
Delmarva Power	Investor Owned	275,018	17.23¢
Delaware Electric Cooperative	Cooperative	104,839	14.22¢
City Of Dover - (De)	Municipal	21,601	15.52¢
Adjustment 2024		13,254	16.90¢
City Of Newark - (De)	Municipal	11,888	18.99¢
Town Of Middletown - (De)	Municipal	9,071	17.12¢
City Of Milford - (De)	Municipal	7,169	15.17¢
Tesla Inc.	Behind the Meter	3,327	16.02¢

Get told when this changes

A short note each month when EIA publishes new prices for Delaware.

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Prices: EIA Electric Power Monthly and Natural Gas Monthly, residential sector. Utility figures: EIA-861 annual survey, data year 2024. Both public domain.