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SEARCHThe national average price of a gallon of diesel dropped by more than 5 cents this week, and all but one region reported price decreases.
The average price of a gallon of diesel decreased again this week, with the national average price dropping by 5.2 cents.
Credit: Work Truck/EIA
The average price of diesel is still above $5 nationwide and in every region of the U.S., but prices decreased this week in every region but one. This week, the national average price decreased by more than 5 cents.
The national average price of a gallon of on-highway diesel was $5.35 as reported April 27 by the U.S. Energy Information Administration (EIA).
However, the weekly report also provides a year-over-year pricing comparison, showing the national average is now $1.83 higher than in 2025 and $1.40 higher than the same time in 2024.
This week, regional average prices decreased in four of five regions, with only the Rocky Mountain region reporting an increase. The regional price average decreases ranged from 3.4 cents in the Midwest region to 9 cents in the West Coast region.
The most expensive place to buy diesel is California, at $7.48 per gallon, and the least costly is Oklahoma, at $4.69 per gallon.
Average diesel prices reported by region, as of April 27, were:
East Coast: $5.42
Midwest: $5.13
Gulf Coast: $5.01
Rocky Mountain: $5.27
West Coast: $6.53
The average price of a gallon of diesel decreased again this week, more significantly than a week ago.
Credit: Work Truck/EIA
Average diesel prices reported by region, as of April 20, were:
East Coast: $5.49
Midwest: $5.16
Gulf Coast: $5.07
Rocky Mountain: $5.21
West Coast: $6.62
The average price of a gallon of diesel changed direction this week, decreasing nationally and in all but one region.
Credit: Work Truck/EIA
Average diesel prices reported by region, as of April 13, were:
East Coast: $5.67
Midwest: $5.38
Gulf Coast: $5.31
Rocky Mountain: $5.25
West Coast: $6.82
The average price of a gallon of diesel increased nationally again, this week by more than 24 cents.
Credit: Work Truck/EIA
Average diesel prices reported by region, as of April 6, were:
East Coast: $5.74
Midwest: $5.30
Gulf Coast: $5.41
Rocky Mountain: $5.41
West Coast: $6.92
The average price of a gallon of diesel increased nationally again; however, this time the increase was smaller than in recent weeks, just 2.6 cents.
Credit: Work Truck/EIA
Average diesel prices reported by region, as of March 30, were:
East Coast: $5.53
Midwest: $5.10
Gulf Coast: $5.10
Rocky Mountain: $5.27
West Coast: $6.59
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