How gas prices have changed in Vallejo in the last week

Stacker compiled statistics on gas prices in Vallejo-Fairfield, CA metro area using data from AAA. Gas prices are current as of July 20.

Vallejo by the numbers
- Gas current price: $5.36
--- California average: $5.50
- Week change: +$0.05 (+1.0%)
- Year change: +$0.85 (+18.9%)
- Historical expensive gas price: $6.47 (6/11/22)

- Diesel current price: $6.53
- Week change: +$0.26 (+4.2%)
- Year change: +$1.25 (+23.7%)
- Historical expensive diesel price: $7.74 (4/9/26)

Metros with the least expensive gas
#1. Clarksville, IN: $3.25
#2. Evansville, IN: $3.27
#3. Columbus, IN: $3.28

Read on to see which metros have the most expensive gas prices.