Irvine is 24% more expensive than Orange.
When comparing Irvine, CA and Orange, CA, the overall cost of living indices are 256 and 206 respectively (national median = 100). Rent is $641/month cheaper in Orange, saving renters about $7,692/year.
Median household income is $12,702/year higher in Irvine. Home values also differ significantly — the median in Irvine is $1,115,400 compared to $900,700 in Orange.
Both cities share the same state tax structure since they are in California.
Irvine vs Orange — common questions
Other cost of living comparisons for Irvine and Orange