Flagstaff vs Naperville
Cost of Living Comparison · 2026
Flagstaff
Naperville
The Verdict
Living in Naperville costs 3.6% less than Flagstaff. To match the purchasing power of a $75,000 salary in Flagstaff, you would need $72,414 in Naperville.
Category-by-Category Breakdown
Index values · National average = 100 · Lower is more affordable
Salary Equivalence
A $75,000 salary in Flagstaff has the same purchasing power as $72,414 in Naperville.
Conversely, $75,000 in Naperville equals $77,679 in Flagstaff.
Living in Flagstaff vs Naperville
Housing Costs
Flagstaff's housing index of 178 is higher Naperville's 130, translating to median home prices of $655,000 vs $430,000. The $225,000 difference in home prices means roughly $14,628 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,750/mo in Flagstaff compared to $1,800/mo in Naperville, a monthly difference of $50.
Grocery & Food Costs
Grocery expenses index at 102 in Flagstaff and 104 in Naperville. A household spending the national average of $475/month on groceries would pay approximately $485/month in Flagstaff vs $494/month in Naperville. The difference in grocery costs between these cities is relatively minor and unlikely to be a deciding factor in relocation.
Utility Expenses
Utility costs — electricity, gas, water, internet — index at 92 in Flagstaff and 99 in Naperville. Monthly utility bills average approximately $368 in Flagstaff vs $396 in Naperville. Utility costs are relatively comparable between these two cities.
Healthcare
Healthcare costs index at 102 in Flagstaff and 101 in Naperville. 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 $68,000 in Flagstaff and $118,254 in Naperville. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $58,621 and $105,584 respectively. Naperville residents come out ahead in real purchasing power.
Relocation Considerations
Under the standard 28% rule, a median-income household can allocate $1,587/month to housing in Flagstaff vs $2,759/month in Naperville. In Flagstaff, median rent of $1,750/mo exceeds this threshold, suggesting renters may feel stretched. In Naperville, median rent of $1,800/mo remains manageable. The biggest category-level difference between these two cities is Housing, where the gap is 48 index points — focus your budget analysis there.
Frequently Asked Questions
Moving & Relocation Resources
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