Diesel prices have almost doubled over the past year, spelling trouble for farmers, truckers and the entire U.S. economy

Record diesel prices are already walloping the transportation sector, and if energy prices stay high, the economic impact will spread.

If you’ve been following the news of late, you couldn’t help but notice the cost of diesel fuel has skyrocketed. You may also wonder why it’s important. The cost of diesel is one of the most important components of inflation and will soon make the cost of living rise even further. Why is the cost of diesel fuel rising? How will it impact inflation?

Buffett has the perfect prescription for a bear market.

Diesel and gas prices jumped again in Michigan and the U.S. in the past 24 hours, with diesel costs smashing previous records.

Crude oil stockpiles look almost normal. The fuel that hauls your groceries is telling a very different story.

Expensive diesel has economic effects that reach beyond the pump and is a key input for the global economy, powering trucks and ships that transport goods, farm equipment and heavy machinery in factories.

The average cost for a gallon of regular unleaded fuel in the U.S. as of Sept. 22, 2026 is $4.47, according to AAA.