Marion, IL vs Plainfield, IL

The cost of living difference between Marion, IL and Plainfield, IL is dramatic. Marion is 42.7% cheaper than Plainfield, a gap that translates to thousands of dollars per year in household expenses. Marion has a cost index of 72 while Plainfield sits at 126, 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 Marion is $878/month compared to $1,889/month in Plainfield — a 54% difference. Home values follow the same pattern: Marion is more affordable at $145,300 median vs $398,000.

Median household income in Marion is $57,281 compared to $142,265 in Plainfield (-59.7%). While Plainfield is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Marion spend roughly 18.4% of their income on rent, more than the 15.9% in Plainfield.

Climate-wise, Marion is notably warmer with an average of 56.4°F compared to 49.4°F in Plainfield. Marion receives more rainfall at 44" per year compared to 33.8" in Plainfield.