Heating oil prices in Delaware this week
Heating oil in Delaware averaged $6.41 a gallon in the week of Nov 2, 2026, down 2.2¢ from the week before. That is $0.28 above the US average of $6.14, and 61% higher than a year ago ($3.98).
Heating oil price in Delaware since Sep 9, 2024
Weekly from October to March; monthly in spring and summer. Dollars per gallon, excluding taxes.
How Delaware compares
Delaware ranks #3 of 21 surveyed states for heating oil prices this week (1 = most expensive). See every state.
Frequently asked questions
How much is heating oil in Delaware right now?
The average residential heating oil price in Delaware was $6.41 per gallon in the week of Nov 2, 2026, excluding taxes, according to the US Energy Information Administration's weekly survey.
How much does it cost to fill a heating oil tank in Delaware?
A typical 275-gallon tank takes about 200 gallons when it is refilled. At $6.41 a gallon that is about $1,283 before taxes and delivery fees.
Is heating oil more expensive than last year in Delaware?
Yes. A year ago the average was $3.98, so prices are 61% higher now.
Source: US Energy Information Administration, Heating Oil and Propane Update, residential prices excluding taxes. Your dealer's price will differ with volume, contract type and delivery area. Updated Nov 2, 2026.