Propane & Oil Tanks

How long propane and heating oil tanks last, how much fuel a house uses and when to schedule a refill.

How Long Does a 500-Gallon Propane Tank Last? (With Real Numbers)A 500-gallon tank holds about 400 usable gallons. Whole-house heating can use it up in 1.5 to 3 months; a water heater and stove can stretch it past six.How Many Gallons of Propane Does It Take to Heat a House?One industry source citing the EIA puts average winter use near 750 gallons. Calculate your own number from the heat you need and your furnace efficiency.How Long Does a 275-Gallon Heating Oil Tank Last?Usually 4 to 6 weeks in cold winter weather and several months in mild weather. See burn rates by temperature and how to read your gauge.How Long Does a 1,000-Gallon Propane Tank Last?A 1,000-gallon tank holds about 800 usable gallons, enough for roughly 100 to 200 days of whole-house heating. See days by daily use.