City Comparison

Grand Prairie vs Naperville

Cost of Living Comparison · 2026

Grand Prairie

Texas
100
Average
$300,000
Median Home
$1,325/mo
Median Rent
$81,300
Median Income

Naperville

Illinois
112
Above Average
$430,000
Median Home
$1,800/mo
Median Rent
$118,254
Median Income

The Verdict

10.7%

Living in Grand Prairie costs 10.7% less than Naperville. To match the purchasing power of a $75,000 salary in Grand Prairie, you would need $84,000 in Naperville.

Category-by-Category Breakdown

Index values · National average = 100 · Lower is more affordable

Housing
89
Grand Prairie
130
Naperville
Groceries
99
Grand Prairie
104
Naperville
Utilities
111
Grand Prairie
99
Naperville
Transportation
91
Grand Prairie
116
Naperville
Healthcare
103
Grand Prairie
101
Naperville

Salary Equivalence

A $75,000 salary in Grand Prairie has the same purchasing power as $84,000 in Naperville.

Conversely, $75,000 in Naperville equals $66,964 in Grand Prairie.

Living in Grand Prairie vs Naperville

Housing Costs

Grand Prairie's housing index of 89 is lower Naperville's 130, translating to median home prices of $300,000 vs $430,000. The $130,000 difference in home prices means roughly $8,448 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,325/mo in Grand Prairie compared to $1,800/mo in Naperville, a monthly difference of $475.

Grocery & Food Costs

Grocery expenses index at 99 in Grand Prairie and 104 in Naperville. A household spending the national average of $475/month on groceries would pay approximately $470/month in Grand Prairie 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 111 in Grand Prairie and 99 in Naperville. Monthly utility bills average approximately $444 in Grand Prairie vs $396 in Naperville. Climate differences between the two cities drive much of this gap, with heating and cooling costs varying substantially by region.

Healthcare

Healthcare costs index at 103 in Grand Prairie 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 $81,300 in Grand Prairie and $118,254 in Naperville. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $81,300 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 $1,897/month to housing in Grand Prairie vs $2,759/month in Naperville. In Grand Prairie, median rent of $1,325/mo fits within this budget. 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 41 index points — focus your budget analysis there.

Frequently Asked Questions

Grand Prairie is 10.7% more affordable overall with an index of 100 vs 112.
A $75,000 salary in Grand Prairie has equivalent purchasing power to approximately $84,000 in Naperville, based on the cost of living difference.
Grand Prairie's housing index is 89 with median homes at $300,000, while Naperville's is 130 with median homes at $430,000.

Moving & Relocation Resources

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