2025 Gas Prices By State. We have examined gas prices in over 170 countries to determine where drivers get the best fuel value for their money. The average consumer spends roughly $2,449 on gas each year, and the price of gas is an important economic indicator.
California has the highest gas tax rate at 68.1 cents per gallon, followed by illinois and pennsylvania. The current national gas price average is $3.62 per gallon.