Side-by-side cost of living comparison for 2026
15% cheaper
Jacksonville is 15% more affordable than Naperville. A $75,000 salary in Naperville is equivalent to $63,616 in Jacksonville.
Index values shown. National average = 100. Lower is cheaper.
To maintain the same standard of living:
See exact take-home pay: Florida salaries · Illinois salaries
Housing is typically the biggest factor in any cost-of-living comparison. Jacksonville has a housing index of 89 while Naperville sits at 130 (national average = 100). The median home in Jacksonville costs $280,000 compared to $430,000 in Naperville, a difference of $150,000. Monthly rent follows a similar pattern: $1,400 in Jacksonville versus $1,800 in Naperville.
Groceries and everyday expenses show a narrower gap: Jacksonville scores 101 while Naperville scores 104. Both cities are close to the national average for grocery costs.
Healthcare costs in Jacksonville (95) are lower than Naperville (101). Both are close to the national average.
Median household income in Jacksonville is $53,025 compared to $118,254 in Naperville. When adjusted for cost of living, income goes further in Jacksonville.
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