Modesto is 23% cheaper than Vallejo.
When comparing Modesto, CA and Vallejo, CA, the overall cost of living indices are 120 and 155 respectively (national median = 100). Rent is $404/month cheaper in Modesto, saving renters about $4,848/year.
Median household income is $11,597/year higher in Vallejo. Home values also differ significantly — the median in Modesto is $415,600 compared to $557,500 in Vallejo.
Both cities share the same state tax structure since they are in California.
Modesto vs Vallejo — common questions
Other cost of living comparisons for Modesto and Vallejo