Ethanol and Unleaded Gasoline Average Rack Prices

As of May 2025, the rack price of ethanol was $1.83 versus $2.43 for unleaded 87–octane gasoline—a difference of 60 cents per gallon. The average ethanol rack price was one cent higher from last month's price but the same price as last year. Unleaded 87–octane gasoline's average rack price was two cents lower than last month's price and 20 cents lower from last year. Unleaded 84–octane gasoline's average rack price was 11 cents lower from last month's price and 29 cents lower from last year.

In Figure 1, the average annual rack prices for each type of fuel are shown.

Note: A new reporting method for fuel ethanol prices to include the RIN started in April 2021. January through March 2021 have also been revised using the new method so that the whole year will be consistent.