St. Louis is 14% more expensive than Topeka.
When comparing St. Louis, MO and Topeka, KS, the overall cost of living indices are 66 and 58 respectively (national median = 100). Rent is comparable in both cities, with less than $50/month separating them.
Median household income is $623/year higher in Topeka. Home values also differ significantly — the median in St. Louis is $185,100 compared to $130,600 in Topeka.
Missouri has a lower income tax rate, making St. Louis slightly more tax-friendly.
St. Louis vs Topeka — common questions
Other cost of living comparisons for St. Louis and Topeka