Irvine is 50% more expensive than Antioch.
When comparing Irvine, CA and Antioch, CA, the overall cost of living indices are 256 and 171 respectively (national median = 100). Rent is $652/month cheaper in Antioch, saving renters about $7,824/year.
Median household income is $35,391/year higher in Irvine. Home values also differ significantly — the median in Irvine is $1,115,400 compared to $607,400 in Antioch.
Both cities share the same state tax structure since they are in California.
Irvine vs Antioch — common questions
Other cost of living comparisons for Irvine and Antioch