Naperville vs Sioux City
Cost of Living Comparison · 2026
Naperville
Sioux City
The Verdict
The cost gap between these cities is 30.2%, with Sioux City being the more affordable option. A $75,000 income in Naperville has equivalent purchasing power to $57,589 in Sioux City.
Category-by-Category Breakdown
Index values · National average = 100 · Lower is more affordable
Salary Equivalence
A $75,000 salary in Naperville has the same purchasing power as $57,589 in Sioux City.
Conversely, $75,000 in Sioux City equals $97,674 in Naperville.
Living in Naperville vs Sioux City
Housing Costs
Naperville's housing index of 130 is higher Sioux City's 74, translating to median home prices of $430,000 vs $182,000. The $248,000 difference in home prices means roughly $16,116 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,800/mo in Naperville compared to $875/mo in Sioux City, a monthly difference of $925.
Grocery & Food Costs
Grocery expenses index at 104 in Naperville and 97 in Sioux City. A household spending the national average of $475/month on groceries would pay approximately $494/month in Naperville vs $461/month in Sioux City. Sioux City offers a meaningful advantage on everyday food costs, saving roughly $396/year.
Utility Expenses
Utility costs — electricity, gas, water, internet — index at 99 in Naperville and 89 in Sioux City. Monthly utility bills average approximately $396 in Naperville vs $356 in Sioux City. Utility costs are relatively comparable between these two cities.
Healthcare
Healthcare costs index at 101 in Naperville and 101 in Sioux City. This encompasses insurance premiums, doctor visit copays, dental care, and prescription costs. Healthcare costs are relatively similar between these two cities, though individual plan costs can still vary.
Income & Purchasing Power
Median household income is $118,254 in Naperville and $65,500 in Sioux City. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $105,584 and $76,163 respectively. Naperville residents enjoy stronger real purchasing power despite higher nominal wages.
Relocation Considerations
Under the standard 28% rule, a median-income household can allocate $2,759/month to housing in Naperville vs $1,528/month in Sioux City. In Naperville, median rent of $1,800/mo fits within this budget. In Sioux City, median rent of $875/mo remains manageable. The biggest category-level difference between these two cities is Housing, where the gap is 56 index points — focus your budget analysis there.
Frequently Asked Questions
Moving & Relocation Resources
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