Cheapest Delaware County Heating Oil Price History
Updated on February 1, 2026 at 09:15 AM
| Date | Price |
|---|---|
| 02/01/2026 | $3.678 |
| 01/31/2026 | $3.600 |
| 01/30/2026 | $3.600 |
| 01/29/2026 | $3.600 |
| 01/28/2026 | $3.569 |
| 01/27/2026 | $3.497 |
| 01/26/2026 | $3.406 |
| 01/25/2026 | $3.339 |
| 01/24/2026 | $3.340 |
| 01/23/2026 | $3.340 |
| 01/22/2026 | $3.309 |
| 01/21/2026 | $3.215 |
| 01/20/2026 | $3.173 |
| 01/19/2026 | $3.161 |
| 01/18/2026 | $3.163 |
| 01/17/2026 | $3.168 |
| 01/16/2026 | $3.168 |
| 01/15/2026 | $3.170 |
| 01/14/2026 | $3.163 |
| 01/13/2026 | $3.155 |
| 01/12/2026 | $3.158 |
| 01/11/2026 | $3.172 |
| 01/10/2026 | $3.174 |
| 01/09/2026 | $3.177 |
| 01/08/2026 | $3.182 |
| 01/07/2026 | $3.194 |
| 01/06/2026 | $3.197 |
| 01/05/2026 | $3.198 |
| 01/04/2026 | $3.199 |
| 01/03/2026 | $3.199 |
Propane vs. Natural Gas vs. Heating Oil: Delaware Home Heating Fuel Comparison
Homeowners have a choice of fuels that can be used when it comes to heating. Natural Gas is the most common choice in Delaware, used by 4,725,574 or 61% of homeowners. The 2nd most popular primary heating fuel for Delaware families is Electricity, used by 1,365,710 homes (18%). The rest of the 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 2 years since 2023, the number of residents using oil fell from 1,212,850 to 1,103,323, a 9% drop.
Propane vs. Natural Gas use for home heating in Delaware
Between 2023 and today, the number of households using propane as the primary space heating fuel decreased from 402,335 to 377,922, a 6% change. Comparing 2023 and today, the number of homes using natural gas as the primary space heating fuel shot up from 4,581,041 to 4,725,574, a 3% change.
Electricity use for home heating in Delaware
Electric heat pump systems for home heating are gaining popularity in Delaware. Since 2023, the number of homes heating with electricity increased from 1,263,700 to 1,365,710, a 8% 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. Now, 16,434 homes in Delaware are heated with active solar arrays. This is a 47% gain from 2023, when 11,208 homes utilized 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 number two heating oil use changes each year primarily depending on how cold each winter is. As the temperature outside drops, homes’ boilers need to burn additional heating 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 residences heating with fuel oil, selecting which of the 11 heating oil companies that serve Delaware can drastically impact the cost of home heating.
Full Service Oil Companies: Homeowners who are willing to pay a premium for 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 families annual contracts which consist of a combined package of both automatic oil delivery and HVAC repair. With an automatic oil delivery contract, the company tracks your home’s oil consumption and makes deliveries when your tank is running low. The family does not need to monitor the level of the oil tank or place individual orders.
Discount Oil Companies: also referred to as “COD Fuel” or “Cash Heating Oil” companies, discount oil companies are for families who are looking to save money. With discount oil companies, in exchange for lower prices, you monitor the fuel oil level in your tank, and you place an oil order when you're running low. Examples of 2 Delaware cash heating oil companies serving Delaware include Sunrise Heating Fuels Inc and Worcester Fuel Oil Inc Cash Oil Assoc.
Delaware Fuel Oil Company Statistics: Oil Companies Serving Delaware: 11 companies .
