How much propane will I use in a year? February 02, 2023 02:01 Updated Usage varies depending on the appliance and the number of people in your home. Visit our Energy Comparison page to see how much propane your appliances typically use. Related articles Can I install my propane tank underground? How do I sign up for residential propane service? Do you deliver to my area? Do I have to watch my own tank and call for a refill? How big is a propane tank?