What is the Average Cost of Diesel Fuel per Gallon? Average Diesel Fuel Price

According to the US Department of Energy, the average cost of diesel fuel across the U.S. as of 10/18./10 is $3.10 per gallon, ranging from a low of 2.989 along the Gulf Coast to a high of 3.232 in California. For the U.S. consumer the cost of every gallon of diesel includes 16% in taxes, 14% for distribution and marketing, 8% for refining, and 62% for crude oil. Prices are expected to rise over coming years as scarcity becomes an issue.