Written on: July 27, 2026

How Much Heating Oil Does a House Typically Use?

Planning ahead of your annual heating oil consumption

Home heating oil is a tried-and-tested energy option for families in New Rochelle and throughout nearby Westchester and Fairfield County communities. Heating oil generates unparalleled heat energy with each gallon. So, when temperatures plummet, you can feel confident that your heating equipment will continue to deliver solid and efficient performance.

It also pays to have a heating oil provider that understands how fuel usage can vary based on the time of the year, the type of oil-fired equipment, the size and layout of a home and other factors. For many decades, the Westmore Fuel team has been doing just that for our New York and Connecticut customers. In this article, we’ll discuss how we determine a household’s likely heating oil consumption.

Average Heating Oil Usage for NY and CT Households

Most households across New York and Connecticut that rely on oil heat use somewhere between 500 and 1,200 gallons per year. Where you fall in that range depends on a handful of key factors, starting with the size of your home:

• Small Home (1,000–1,500 sq. ft.): 400–800 gallons per year
• Medium Home (1,500–2,500 sq. ft.): 800–1,200 gallons per year
• Large Home (2,500+ sq. ft.): 1,200+ gallons per year

Variables That Impact Your Annual Heating Oil Consumption

A number of factors beyond square footage shape how much oil your home burns through each winter:

1. Heating System Efficiency. Older furnaces and boilers often burn more oil to produce the same amount of heat. Today’s high-efficiency systems carry Annual Fuel Utilization Efficiency (AFUE) ratings of 85% or higher, and switching to one of these models can cut oil use by 20-30%.
2. Home Insulation. A tightly sealed, well-insulated home holds onto heat far better than one that doesn’t. Quality insulation in walls and attics, energy-efficient double-pane windows and properly sealed doors and windows all help keep oil consumption down.
3. Your Family’s Heating Preferences. How you manage your thermostat has a direct impact on your oil use. Dialing back the temperature at night or when you’re away can lead to real savings, and a programmable thermostat can shave around 10% off your annual fuel costs.
4. Other Heating Sources in Your Home. If your household uses a wood stove, pellet stove or heat pump for supplemental heating, you’ll likely burn less oil overall.
5. Weather Conditions. Colder regions demand more heating oil, plain and simple. When New York and Connecticut winters drop well below freezing for weeks at a stretch (as they did in early 2026), you can expect to use considerably more oil than someone heating a home in a warmer climate.

Let Westmore Fuel Handle Your Heating Oil Deliver Planning

As you can see, the factors that affect how much fuel your home needs to stay comfortable can get complex. Homeowners who track their own heating oil levels can run the risk of an unexpected runout if they forget to check their tank gauge regularly.

But Westmore Fuel can handle all the tracking and delivery planning for you — and it won’t cost you one extra cent. Enroll in our automatic delivery service, and we’ll use your customer history and weather forecasts to determine when you’ll need a fill-up. We’ll get you on our schedule without you needing to lift a finger!

Want to get zero-stress automatic delivery of our clean-burning Bioheat Plus® fuel? Just reach out to our team to become a customer. We’re standing by to assist you.