lowest price of gas in modesto ca.
Modesto, CA Lowest Regular Gas Prices Summary. There are 62 Regular gas price reports in the past 5 days in Modesto, CA. The average Regular gas price in Modesto, CA is $2.36, which is $0.3 higher than U.S. national average Regular gas price $2.06. The lowest Regular gas price is $2.09 of Costco (Membership Required) located at 3801 Pelandale Ave, Modesto, CA 95356. The highest Regular gas price is $3 of Valero - Joe\'s Food Mart located at 4855 Crows Landing Rd, Modesto, CA 95358.