Kansas City is 33% more expensive than Springfield.
When comparing Kansas City, MO and Springfield, MO, the overall cost of living indices are 80 and 60 respectively (national median = 100). Rent is $266/month cheaper in Springfield, saving renters about $3,192/year.
Median household income is $21,465/year higher in Kansas City. Home values also differ significantly — the median in Kansas City is $227,000 compared to $165,200 in Springfield.
Both cities share the same state tax structure since they are in Missouri.
Kansas City vs Springfield — common questions
Other cost of living comparisons for Kansas City and Springfield