Riverside County Average Gas Prices Near $4 A Gallon The average price of a gallon of self-serve regular gasoline in Riverside County neared $4 for the first time since November 9, 2019, rising 1.3 cents April 30 The average price is 4.1 cents higher than one week ago Slightly reduced gasoline production and inventories are… Continue reading Local News – 05-03-2021