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Propane vs. Natural Gas vs. Heating Oil: Delaware Home Heating Fuel Comparison

Homeowners have a variety of home heating fuels to choose from. Natural gas is the most popular choice in Delaware, used by 168,825 or 43.59% of homes. The 2nd most popular choice for Delaware homeowners is electricity, used by 140,774 homes (36.34%). The remaining homes are heated with heating oil (37,959), propane (33,614), other fuels (3,010), and other fuels (6,928).

Delaware Primary Home Heating Fuel Popularity by Number of Households

FuelDelaware Households % of Households
Natural Gas168,82543.59%
Electricity140,77436.34%
Heating Oil37,9599.80%
Propane33,6148.68%
Other Fuels3,0100.78%
Wood2,5970.67%
No Fuel2,4310.63%
Solar9980.26%
Coal9020.23%

Natural gas (43.59)

Electricity (36.34)

Heating oil (9.80)

Propane (8.68)

Other fuels (0.78)

Wood (0.67)

No fuel (0.63)

Solar (0.26)

Coal (0.23)

#2 Heating Oil (Fuel Oil) Use in Delaware

Heating oil has become less popular in Delaware. In the 3 years since 2019, the number of heating oil homes fell from 41,202 to 37,959, a 7.87% drop.

Delaware Heating Oil Households (2011 - 2022)

YearHeating Oil Households
201158,018
201256,500
201353,981
201451,450
201549,420
201646,781
201743,950
201842,767
201941,202
202039,828
202138,660
202237,959

Propane vs. Natural Gas use for home heating in Delaware

Between 2019 and today, the number of homes using propane as the primary space heating fuel fell from 35,461 to 33,614.

Between 2019 and today, the number of homes using natural gas as the primary space heating fuel fell from 154,025 to 168,825.

Electricity use for home heating in Delaware

Electric space heating systems are becoming more popular in Delaware. Since 2019, the number of homes heating with electricity rose from 118,816 to 140,774, a 18.48% increase.

Solar use for home heating in Delaware

Solar is the most environmentally friendly of all space heating fuels. With an “active” solar heating system, liquid is circulated between solar panels on a home’s roof and a heat energy storage tank in the basement.

Currently, 998 homes in Delaware are heated with active solar arrays. This is a 72.37% increase from 2019, when only 579 homes had installed active solar heating.