Austin is 135% more expensive than Rockford.
When comparing Austin, TX and Rockford, IL, the overall cost of living indices are 134 and 57 respectively (national median = 100). Rent is $701/month cheaper in Rockford, saving renters about $8,412/year.
Median household income is $38,133/year higher in Austin. Home values also differ significantly — the median in Austin is $512,700 compared to $120,900 in Rockford.
Texas has no state income tax, giving Austin residents a significant tax advantage over Illinois's 4.95% rate.
Austin vs Rockford — common questions
Other cost of living comparisons for Austin and Rockford