Side-by-side cost of living comparison for 2026
22% cheaper
Oklahoma City is 22% more affordable than Naperville. A $75,000 salary in Naperville is equivalent to $58,259 in Oklahoma City.
Index values shown. National average = 100. Lower is cheaper.
To maintain the same standard of living:
See exact take-home pay: Illinois salaries · Oklahoma salaries
Housing is typically the biggest factor in any cost-of-living comparison. Naperville has a housing index of 130 while Oklahoma City sits at 68 (national average = 100). The median home in Naperville costs $430,000 compared to $195,000 in Oklahoma City, a difference of $235,000. Monthly rent follows a similar pattern: $1,800 in Naperville versus $1,000 in Oklahoma City.
Groceries and everyday expenses show a notable difference: Naperville scores 104 while Oklahoma City scores 95. Both cities are close to the national average for grocery costs.
Healthcare costs in Naperville (101) are higher than Oklahoma City (92).
Median household income in Naperville is $118,254 compared to $55,458 in Oklahoma City. When adjusted for cost of living, income goes further in Oklahoma City.
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