Date	Price
01/04/2026	$3.198
01/03/2026	$3.199
01/02/2026	$3.199
01/01/2026	$3.196
12/31/2025	$3.201
12/30/2025	$3.200
12/29/2025	$3.193
12/28/2025	$3.196
12/27/2025	$3.195
12/26/2025	$3.194
12/25/2025	$3.195
12/24/2025	$3.195
12/23/2025	$3.194
12/22/2025	$3.191
12/21/2025	$3.194
12/20/2025	$3.208
12/19/2025	$3.208
12/18/2025	$3.208
12/17/2025	$3.217
12/16/2025	$2.799
12/15/2025	$2.799
12/14/2025	$2.799
12/13/2025	$3.253
12/12/2025	$3.252
12/11/2025	$3.253
12/10/2025	$3.260
12/09/2025	$3.600
12/08/2025	$3.600
12/07/2025	$3.600
12/06/2025	$3.600

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

Homes have a host of fuels that can be used when it comes to heating. Natural Gas is the most popular choice in Delaware, used by 4,725,574 or 61% of households. The 2nd most popular primary heating fuel for Delaware homeowners is Electricity, used by 1,365,710 homes (18%). The other homes are heated with Heating Oil (14%), Propane (5%), Other (1%), and Wood (1%).

Delaware County Residential Primary Home Heating Fuel (in Number of Households)

Year	Natural Gas	Propane	Electricity	Oil	Wood	Solar	Other
2025	54,345,995	3,852,351	15,152,300	12,150,215	1,528,832	49,551	965,942
2024	54,568,071	4,135,191	14,304,766	13,657,397	1,395,422	79,805	1,053,660
2023	54,602,419	4,386,014	13,489,574	15,145,446	1,265,719	107,463	1,131,873
2022	54,363,807	4,339,040	12,803,543	15,992,578	1,257,805	108,288	1,140,235
2021	54,061,475	4,114,307	12,000,235	16,632,522	1,324,256	95,189	1,095,930
2020	53,323,524	3,897,922	11,354,669	17,154,552	1,391,480	89,123	1,048,120
2019	52,462,179	3,661,802	10,730,044	17,860,046	1,474,191	79,739	1,002,000
2018	51,769,199	3,468,945	10,231,832	18,719,789	1,565,542	65,316	975,337
2017	51,058,554	3,343,718	9,951,967	19,572,893	1,642,923	54,401	975,306
2016	50,300,624	3,211,343	9,723,022	20,393,885	1,707,981	44,807	948,347
2015	49,678,528	3,073,822	9,410,192	21,345,530	1,750,824	35,228	904,279
2014	49,145,092	2,965,973	9,071,735	22,384,709	1,772,839	29,310	861,878
2013	48,519,646	2,875,722	8,724,939	23,380,223	1,770,703	26,140	819,051
2012	47,926,394	2,781,777	8,347,598	24,455,338	1,731,834	23,111	769,203
2011	47,264,555	2,714,802	8,011,428	25,566,431	1,655,190	20,508	741,884
2010	46,499,120	2,678,889	7,666,509	26,676,046	1,566,890	21,918	748,535

Heating Oil (Fuel Oil) Use in Delaware

Number two heating oil has become less frequently used in Delaware. In the 8 years since 2017, the number of residents using number two heating oil dropped from 1,496,843 to 1,103,323, a 26% drop.

Propane vs. Natural Gas use for home heating in Delaware

Between 2017 and today, the number of houses using propane as the primary space heating fuel increased from 294,973 to 377,922, a 28% change. Comparing 2017 and today, the number of homes using natural gas as the primary space heating fuel increased from 4,339,349 to 4,725,574, a 9% change.

Electricity use for home heating in Delaware

Electric heat pump systems for home heating are increasing in demand in Delaware. Since 2017, the number of homes heating with electricity rose from 867,925 to 1,365,710, a 57% change.

Adoption of solar home heating systems in Delaware

Out of all fuels, solar is the safest for the environment. With an “active” solar heating system, liquid flows between solar panels on a home’s roof and a heat energy storage tank (similar to a hot water heater) in the basement. Currently, 16,434 homes in Delaware are heated with active solar arrays. This is a 174% gain from 2017, when 5,988 homes had active solar heating.

Delaware County Heating Oil Trends

Last year, Delaware County homeowners purchased a total of 2 million gallons of heating oil.

Short Term Trends

Delaware’s overall heating oil consumption fluctuates yearly correlating with how cold it gets each winter. As the temperature outside gets more chilly, homes’ heating systems need to burn more and more fuel oil to maintain the temperature that the thermostat is set to. Last winter, the average outside temperature in Delaware was 28.1°F, which was 5.4°F colder than the prior winter's average outside temperature.

Delaware County Average Winter Temperature

Heating Season	Average Temperature
2024 - 2025	28.1° F
2023 - 2024	33.5° F

Delaware County Homeowner’s Guide to Selecting an Oil Company

For Delaware families heating with oil, picking which of the 11 heating oil companies that serve Delaware makes a big difference.

Full Service Oil Companies: Homeowners who value a “set-it-and-forget-it” heating system pick one of the 44 “full-service” oil companies that serve Delaware. Full service companies such as Reinhardt Corp or A And L Home Fuel LLC offer customers annual contracts which consist of a combined package of both automatic heating oil delivery and heating system repair. With an automatic oil delivery contract, the company tracks your home’s heating oil consumption and makes deliveries when your tank is running low. The homeowner does not need to monitor the level of the oil tank or place individual orders.

Discount Oil Companies: Often called “COD Fuel” or “Cash Heating Oil” companies, discount oil companies are for homeowners who are on a budget. With discount oil companies, in exchange for lower prices, you monitor the oil level in your tank, and you place an oil order when the oil gauge dips below a quarter tank. A few of the 2 Delaware cash heating oil companies serving Delaware include Sunrise Heating Fuels Inc and Worcester Fuel Oil Inc Cash Oil Assoc.

Delaware Oil Company Fast Facts: Number two heating oil Companies Serving Delaware: 11 companies .
Average Number of Delaware Households Served per Fuel Oil company : 0

Heating Oil Near You In These Adjacent Counties