Decatur, IN vs St. John, IN

The cost of living difference between Decatur, IN and St. John, IN is dramatic. Decatur is 30.3% cheaper than St. John, a gap that translates to thousands of dollars per year in household expenses. Decatur has a cost index of 67 while St. John sits at 96, making this one of the more striking comparisons on our site. Relocating between these cities would require a serious reassessment of budget and lifestyle expectations.

On the housing front, median rent in Decatur is $804/month compared to $971/month in St. John — a 17% difference. Home values follow the same pattern: Decatur is more affordable at $132,900 median vs $370,800.

Median household income in Decatur is $58,867 compared to $127,449 in St. John (-53.8%). While St. John is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Decatur spend roughly 16.4% of their income on rent, more than the 9.1% in St. John.