https://www.siliconvalley.com/2021/11/12/california-has-the-highest-gas-prices-in-the-country/ > California gas prices hit an average price of $4.658 a gallon Friday, about a penny short of the highest recorded average price of $4.671 for regular gasoline set in October 2012, according to AAA. > America’s largest state has the highest gas prices in the country. The national average dropped slightly to $3.416 Friday.