Philadelphia is 39% more expensive than Springfield.
When comparing Philadelphia, PA and Springfield, IL, the overall cost of living indices are 85 and 61 respectively (national median = 100). Rent is $378/month cheaper in Springfield, saving renters about $4,536/year.
Median household income is $4,839/year higher in Springfield. Home values also differ significantly — the median in Philadelphia is $232,400 compared to $155,200 in Springfield.
Pennsylvania has a lower income tax rate, making Philadelphia slightly more tax-friendly.
Philadelphia vs Springfield — common questions
Other cost of living comparisons for Philadelphia and Springfield