Cost of Living: Naperville, IL vs Allen, TX (2026)

Naperville

Illinois
147
VS

Allen

Texas
137

Naperville is 7% more expensive than Allen.

$1,852/mo ↓ 1%
Median Rent
$1,877/mo ↑ 1%
$150,937/yr ↑ 17%
Median Income
$129,130/yr ↓ 14%
$509,900 ↑ 19%
Home Value
$429,900 ↓ 16%
$2,161/mo ↑ 4%
Owner Costs
$2,083/mo ↓ 4%
149,424
Population
107,684

Tax Comparison

4.95%
Income Tax
0%
6.25%
State Sales Tax
6.25%
2.07%
Property Tax
1.6%

Affordability

14.7%
rent-to-income
Affordability
17.4%
rent-to-income

Detailed Comparison

When comparing Naperville, IL and Allen, TX, the overall cost of living indices are 147 and 137 respectively (national median = 100). Rent is comparable in both cities, with less than $50/month separating them.

Median household income is $21,807/year higher in Naperville. Home values also differ significantly — the median in Naperville is $509,900 compared to $429,900 in Allen.

Texas has no state income tax, giving Allen residents a significant tax advantage over Illinois's 4.95% rate.

Frequently Asked Questions

Naperville vs Allen — common questions

Is Naperville or Allen cheaper to live in?
Based on our cost index, Allen is cheaper to live in with an index of 137 compared to 147 (US average = 100).
What is the rent difference between Naperville and Allen?
Median rent in Naperville is $1,852/month and in Allen it's $1,877/month — a difference of $25/month.
Which city has higher income, Naperville or Allen?
Median household income is $150,937 in Naperville and $129,130 in Allen. Median household income is $21,807/year higher in Naperville.
How do taxes compare between Illinois and Texas?
Illinois has 4.95% income tax, 6.25% sales tax, and 2.07% property tax. Texas has 0% income tax, 6.25% sales tax, and 1.6% property tax.
Should I move to Naperville or Allen?
It depends on your priorities. Naperville has a cost index of 147 with median rent of $1,852/mo, while Allen has a cost index of 137 with rent of $1,877/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Naperville details → View Allen details →

More Comparisons

Other cost of living comparisons for Naperville and Allen

Naperville vs. Surprise Naperville vs. Pasadena Naperville vs. Joliet Naperville vs. Mesquite Naperville vs. Jackson Naperville vs. Pomona Allen vs. Tuscaloosa Allen vs. New York Allen vs. Tyler Allen vs. Los Angeles Allen vs. Riverview Allen vs. Chicago