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

Naperville

Illinois
147
VS

Lewisville

Texas
112

Naperville is 31% more expensive than Lewisville.

$1,852/mo ↑ 18%
Median Rent
$1,572/mo ↓ 15%
$150,937/yr ↑ 78%
Median Income
$85,002/yr ↓ 44%
$509,900 ↑ 46%
Home Value
$350,200 ↓ 31%
$2,161/mo ↑ 32%
Owner Costs
$1,631/mo ↓ 25%
149,424
Population
128,313

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
22.2%
rent-to-income

Detailed Comparison

When comparing Naperville, IL and Lewisville, TX, the overall cost of living indices are 147 and 112 respectively (national median = 100). Rent is $280/month cheaper in Lewisville, saving renters about $3,360/year.

Median household income is $65,935/year higher in Naperville. Home values also differ significantly — the median in Naperville is $509,900 compared to $350,200 in Lewisville.

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

Frequently Asked Questions

Naperville vs Lewisville — common questions

Is Naperville or Lewisville cheaper to live in?
Based on our cost index, Lewisville is cheaper to live in with an index of 112 compared to 147 (US average = 100).
What is the rent difference between Naperville and Lewisville?
Median rent in Naperville is $1,852/month and in Lewisville it's $1,572/month — a difference of $280/month.
Which city has higher income, Naperville or Lewisville?
Median household income is $150,937 in Naperville and $85,002 in Lewisville. Median household income is $65,935/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 Lewisville?
It depends on your priorities. Naperville has a cost index of 147 with median rent of $1,852/mo, while Lewisville has a cost index of 112 with rent of $1,572/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Naperville details → View Lewisville details →

More Comparisons

Other cost of living comparisons for Naperville and Lewisville

Naperville vs. Surprise Naperville vs. Pasadena Naperville vs. Joliet Naperville vs. Mesquite Naperville vs. Jackson Naperville vs. Pomona Lewisville vs. Norman Lewisville vs. Lehigh Acres Lewisville vs. Fargo Lewisville vs. Columbia Lewisville vs. Santa Clara Lewisville vs. Abilene