Cheapest Delaware County Heating Oil Price History
Updated on March 3, 2026 at 01:00 PM
| Date | Price |
|---|---|
| 03/03/2026 | $4.000 |
| 03/02/2026 | $3.862 |
| 03/01/2026 | $3.777 |
| 02/28/2026 | $3.777 |
| 02/27/2026 | $3.777 |
| 02/26/2026 | $3.784 |
| 02/25/2026 | $3.783 |
| 02/24/2026 | $3.777 |
| 02/23/2026 | $3.766 |
| 02/22/2026 | $3.748 |
| 02/21/2026 | $3.747 |
| 02/20/2026 | $3.747 |
| 02/19/2026 | $3.741 |
| 02/18/2026 | $3.748 |
| 02/17/2026 | $3.758 |
| 02/16/2026 | $3.773 |
| 02/15/2026 | $3.787 |
| 02/14/2026 | $3.787 |
| 02/13/2026 | $3.786 |
| 02/12/2026 | $3.790 |
| 02/11/2026 | $3.789 |
| 02/10/2026 | $3.784 |
| 02/09/2026 | $3.779 |
| 02/08/2026 | $3.770 |
| 02/07/2026 | $3.773 |
| 02/06/2026 | $3.778 |
| 02/05/2026 | $3.769 |
| 02/04/2026 | $3.759 |
| 02/03/2026 | $3.757 |
| 02/02/2026 | $3.760 |
Propane vs. Natural Gas vs. Heating Oil: Delaware Home Heating Fuel Comparison
Families have a choice of fuels to choose from when it comes to heating. Natural Gas is the most popular choice in Delaware, used by 4,725,574 or 61% of households. The next most popular primary heating fuel for Delaware residents is Electricity, used by 1,365,710 homes (18%). The remaining 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 | 4,725,574 | 377,922 | 1,365,710 | 1,103,323 | 92,054 | 16,434 | 100,232 |
| 2024 | 4,679,558 | 370,910 | 1,292,868 | 1,143,783 | 96,147 | 15,259 | 97,524 |
| 2023 | 4,581,041 | 402,335 | 1,263,700 | 1,212,850 | 100,015 | 11,208 | 104,369 |
| 2022 | 4,542,443 | 400,969 | 1,190,880 | 1,279,260 | 99,080 | 11,314 | 103,810 |
| 2021 | 4,489,009 | 388,311 | 1,118,015 | 1,293,770 | 108,202 | 8,858 | 98,952 |
| 2020 | 4,504,504 | 353,944 | 1,014,730 | 1,343,665 | 111,106 | 8,778 | 89,024 |
| 2019 | 4,519,999 | 319,576 | 911,445 | 1,393,560 | 114,011 | 8,697 | 79,096 |
| 2018 | 4,397,917 | 308,020 | 890,554 | 1,459,976 | 120,159 | 6,022 | 82,621 |
| 2017 | 4,339,349 | 294,973 | 867,925 | 1,496,843 | 122,088 | 5,988 | 77,386 |
| 2016 | 4,227,422 | 273,838 | 860,856 | 1,540,787 | 126,890 | 6,535 | 79,479 |
| 2015 | 4,202,413 | 265,224 | 808,370 | 1,649,860 | 141,016 | 3,120 | 78,999 |
| 2014 | 4,186,666 | 258,775 | 770,577 | 1,752,656 | 145,012 | 2,573 | 76,963 |
| 2013 | 4,074,510 | 259,367 | 764,400 | 1,802,442 | 148,422 | 2,525 | 81,841 |
| 2012 | 4,044,389 | 237,738 | 775,390 | 1,901,118 | 155,603 | 2,168 | 61,429 |
| 2011 | 4,014,222 | 222,634 | 707,016 | 1,979,067 | 143,287 | 2,728 | 63,609 |
| 2010 | 3,961,085 | 227,607 | 676,262 | 2,068,004 | 143,242 | 1,823 | 61,664 |
Heating Oil (Fuel Oil) Use in Delaware
Number two heating oil has become losing popularity in Delaware. In the 7 years since 2018, the number of families using number two heating oil decreased from 1,459,976 to 1,103,323, a 24% drop.
Propane vs. Natural Gas use for home heating in Delaware
Between 2018 and today, the number of households using propane as the primary space heating fuel grew from 308,020 to 377,922, a 23% change. Comparing 2018 and today, the number of homes using natural gas as the primary space heating fuel increased from 4,397,917 to 4,725,574, a 7% change.
Electricity use for home heating in Delaware
Electric heat pump systems for home heating are increasing in demand in Delaware. Since 2018, the number of homes heating with electricity grew from 890,554 to 1,365,710, a 53% change.
Adoption of solar home heating systems in Delaware
The most eco-friendly heating option is solar. 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. As it stands today, 16,434 homes in Delaware are heated with active solar arrays. This is a 173% gain from 2018, when 6,022 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 usage changes yearly primarily depending on how cold each winter is. As the temperature outside drops, homes’ HVAC systems need to burn more and more fuel oil to keep the house warm inside. 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 homes heating with oil, selecting which of the 11 heating oil companies that serve Delaware is an important decision.
Full Service Oil Companies: Homeowners who want a “set-it-and-forget-it” heating system choose 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 clients annual contracts which consist of a combined package of both automatic number two 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 client 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 families who are looking to save money. With discount oil companies, in return for better prices, you monitor the fuel oil level in your tank, and you place an oil order when you're running low. Some 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 Number Two Heating Oil company : 100302
Delaware Heating Oil Delivery Overview
1,103,323 residences in Delaware heat their homes with oil. This makes oil delivery essential, especially when Delaware temperatures drop as low as 22.4° F each winter. 14% of Delaware homes depend on oil delivery each winter.
7.03% of Delaware County Households Rely On Heating Oil Delivery Each Winter
| Delaware County Households | Delaware County Heating Oil Households |
|---|---|
| 15.6M | 1.1M |
90 Delaware Heating Oil Companies Go The Distance
With 664,748,714.28 gallons of heating oil delivered to Delaware families during this past winter, the Delaware community depends on its 90 oil companies to keep their oil tanks full. Oil delivery is a two step process: First, an oil truck picks up oil at the nearest bulk fuel terminal (also known as a “rack”). In the case of Delaware, two of the closest terminals are Sprague in Bridgeport, CT and N.h.term in New Haven, CT. Then, the truck delivers the oil to residences and companies throughout Delaware and the surrounding area.
