Modesto is 30% cheaper than Santa Rosa.
When comparing Modesto, CA and Santa Rosa, CA, the overall cost of living indices are 120 and 172 respectively (national median = 100). Rent is $475/month cheaper in Modesto, saving renters about $5,700/year.
Median household income is $19,511/year higher in Santa Rosa. Home values also differ significantly — the median in Modesto is $415,600 compared to $685,000 in Santa Rosa.
Both cities share the same state tax structure since they are in California.
Modesto vs Santa Rosa — common questions
Other cost of living comparisons for Modesto and Santa Rosa