Lancaster is 20% cheaper than Vallejo.
When comparing Lancaster, CA and Vallejo, CA, the overall cost of living indices are 124 and 155 respectively (national median = 100). Rent is $317/month cheaper in Lancaster, saving renters about $3,804/year.
Median household income is $13,413/year higher in Vallejo. Home values also differ significantly — the median in Lancaster is $409,100 compared to $557,500 in Vallejo.
Both cities share the same state tax structure since they are in California.
Lancaster vs Vallejo — common questions
Other cost of living comparisons for Lancaster and Vallejo