Question: how much does it cost to fill an oil tank?
Answer: According to EIA historical data[3] , from October 2012 to March 2013 the average price per gallon for residential heating oil varied from $3.969-$4.175, or about $910-$1,000 to refill a 275-gallon tank and $1,850-$2,100 for a 550-gallon tank; and 10 years ago, from October 2003 to March 2004, the average was $1.344-$ ...