Fuel & taxes · Oct 16 · By Truker
Diesel Hits $6.18 a Gallon Nationally; California Tops $8
The U.S. average retail price for on-highway diesel stood at $6.179 per gallon in the data dated 10/12/26, about $1.85 above the $4.331 national average for regular gasoline. Regional diesel prices ranged from $5.645 in the Lower Atlantic to $7.240 on the West Coast, with California at $8.091.
The points
- 1U.S. on-highway diesel averaged $6.179 per gallon, compared with $4.331 for regular gasoline.
- 2West Coast diesel averaged $7.240 per gallon, and California reached $8.091; the West Coast excluding California averaged $6.503.
- 3Central Atlantic ($6.471) and New England ($6.441) were the highest-priced diesel regions on the East Coast, while the Lower Atlantic was the lowest of all regions at $5.645.
- 4Gulf Coast diesel averaged $5.809, Midwest $6.259, and Rocky Mountain $6.302 per gallon.
- 5California regular gasoline averaged $6.104 per gallon, the highest among listed states, while Texas was lowest at $3.779.
Why it matters
Diesel prices differed by more than $2.40 per gallon between the Lower Atlantic and California, so fuel costs varied widely by region.
What we read
EIA Gasoline and Diesel Fuel Update