St. Paul is 60% more expensive than Rockford.
When comparing St. Paul, MN and Rockford, IL, the overall cost of living indices are 91 and 57 respectively (national median = 100). Rent is $294/month cheaper in Rockford, saving renters about $3,528/year.
Median household income is $19,727/year higher in St. Paul. Home values also differ significantly — the median in St. Paul is $280,300 compared to $120,900 in Rockford.
Illinois has a lower income tax rate, making Rockford slightly more tax-friendly.
St. Paul vs Rockford — common questions
Other cost of living comparisons for St. Paul and Rockford