Saratoga, California — Gas prices in the San Jose area averaged $6.1080 per gallon for regular unleaded on September 18, 2026, according to AAA, up from $6.0761 yesterday. That is up from $5.9032 a week ago but higher than $5.4892 a month ago.
The statewide average in California stands at $6.1139, while the national average is $4.4687. Drivers in the San Jose area are paying below the state average and above the national average.