St. Petersburg is 77% more expensive than Springfield.
When comparing St. Petersburg, FL and Springfield, MO, the overall cost of living indices are 106 and 60 respectively (national median = 100). Rent is $622/month cheaper in Springfield, saving renters about $7,464/year.
Median household income is $27,134/year higher in St. Petersburg. Home values also differ significantly — the median in St. Petersburg is $331,500 compared to $165,200 in Springfield.
Florida has no state income tax, giving St. Petersburg residents a significant tax advantage over Missouri's 4.95% rate.
St. Petersburg vs Springfield — common questions
Other cost of living comparisons for St. Petersburg and Springfield