Diesel Price Slips 3.1¢ to Settle at $3.758

Trucking’s Main Fuel Is at Its Lowest Cost Since January 2022
Fuel delivered to filling station
The only average price increase for a gallon of diesel in EIA's 10 regions was less than a cent in the Central Atlantic. (Rogelio V. Solis/Associated Press)

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The national average diesel price dropped 3.1 cents to reach $3.758, its lowest point in more than two years, according to Energy Information Administration data on May 27.


  • The average diesel price hasn’t been this low since a gallon cost $3.725 on Jan. 17, 2022.
  • The average price for a gallon of diesel has shed 30.3 cents since it cost $4.061 on April 8.
  • A gallon of diesel on average costs 9.7 cents less than at this time in 2023.
  • Diesel’s average price declined in nine of the 10 region’s in EIA’s weekly survey, the exception being a bump up of nine-tenths of a cent in the Central Atlantic. California had the biggest drop at 6.4 cents to fall below $5 a gallon at $4.985.
  • The needle barely moved on the price of gasoline, nudging down seven-tenths of a cent to $3.577 a gallon. That's sixth-tenths of a cent more than at this time a year ago.

U.S. On-Highway Diesel Fuel Prices

EIA regional fuel chart


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