Vallejo is 21% more expensive than Richardson.
When comparing Vallejo, CA and Richardson, TX, the overall cost of living indices are 155 and 128 respectively (national median = 100). Rent is $188/month cheaper in Richardson, saving renters about $2,256/year.
Median household income is $6,761/year higher in Richardson. Home values also differ significantly — the median in Vallejo is $557,500 compared to $405,600 in Richardson.
Texas has no state income tax, giving Richardson residents a significant tax advantage over California's 13.3% rate.
Vallejo vs Richardson — common questions
Other cost of living comparisons for Vallejo and Richardson