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How much does diesel weigh per gallon?

I’m trying to get a quick estimate on how much my truck is going to weigh in total for an upcoming trip. It’s important to know this precisely when dealing with weigh stations. I need to factor in fuel as well—does diesel weigh a lot per gallon?

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Drew Waterstreet · Updated on
Reviewed by Shannon Martin, Licensed Insurance Agent.
We can run the numbers for you—diesel weight per gallon is roughly seven pounds. Fuel can fractionally vary in weight based on temperature, so this is our closest estimate.
Diesel is actually heavier than traditional gasoline by a whole pound. A gallon of gasoline weighs in at roughly six pounds.
Diesel is notoriously more expensive than traditional gasoline as well. Find savings on your
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