Diesel Price Dips Back Below $4 at $3.992 a Gallon

Current Average Cost Marks Just the Second Time in Past 11 Weeks It Reaches That Level
Truck fueling at a truck stop
California, at 28.4 cents, is the only one of the 10 region's in EIA's weekly survey where the price of a gallon of diesel fuel costs more than it did at this time in 2023. (Daniel Acker/Bloomberg News)

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The national average diesel price dipped 2.3 cents to edge below $4 a gallon, according to Energy Information Administration data released April 22.


  • The current price of $3.992 marks the first time trucking’s main fuel has cost less than $4 since April 1.
  • A gallon of diesel on average costs 8.5 cents less than it did at this time in 2023.
  • Diesel’s average price went down in eight of the 10 regions in EIA’s weekly survey and up in two. The largest decrease was 7.3 cents in the Rocky Mountain region; the biggest gain was 1.5 cents in New England.
  • California, at 28.4 cents more expensive, is the only region in which a gallon of diesel costs more than at this time a year ago.
  • Meanwhile, gasoline rose 4 cents a gallon on a average to reach $3.668. That's 1.2 cents more than at this time in 2023.

U.S. On-Highway Diesel Fuel Prices

EIA regional fuel chart


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