U.S. Energy Information Administration logo
Skip to sub-navigation

Frequently Asked Questions (FAQs)

This page has no sub-navigation. Skip to page content.

What do I pay for in a gallon of gasoline and diesel fuel?

The U.S. Energy Information Administration shows relative shares of the major components of the most recent average monthly retail prices of regular-grade gasoline and diesel fuel in the pump graphics of the Gasoline and Diesel Fuel Update. The Methodology for Gasoline and Diesel Fuel Pump Components and historical component shares for gasoline and diesel fuel prices are also available.

Learn more:
What determines gas prices (video)
How much tax do we pay on a gallon of gasoline and diesel fuel?
What Drives Petroleum Product Prices?
Factors affecting gasoline prices
Diesel prices and outlook

Last updated: September 25, 2023.

Other FAQs about Gasoline