New Castle County’s overall heating oil use varies from year to year, primarily depending on how cold each winter is. As the temperature outside gets colder, homes’ heating systems need to burn more and more oil to keep homes warm. Last winter in New Castle County, the average outside temperature was 6.7° F warmer than the prior winter's average outside temperature.

New Castle County Average Winter Temperature

Heating Season	Average Temperature
Winter 2022 - 2023	47.3° F
Winter 2021 - 2022	40.6° F

New Castle County Heating Oil Delivery Overview

22,545 households in New Castle County heat their homes with fuel oil. This makes oil delivery essential when New Castle County thermometers drop as low as 42.5° F each winter.

9% of New Castle County Households Rely On Heating Oil Delivery Each Winter

New Castle County Households	New Castle County Heating Oil Households
226,737	22,545

158 New Castle County Oil Companies Go the Distance

With 9 million gallons of heating oil delivered to New Castle County homeowners during the winter of 2023, the New Castle County community relies on its 158 oil companies to keep warm.

Oil delivery is a two step process: First, an oil truck picks up oil at the nearest bulk fuel terminal. In the case of New Castle County, two of the closest terminals are Pbfenergy in Delaware City, DE and Etmt in Twin Oaks, PA. Then, the truck delivers the #2 heating oil to homes and businesses in New Castle County.