Cost of Living: Naperville, IL vs South Fulton, GA (2026)

Naperville

Illinois
147
VS

South Fulton

Georgia
103

Naperville is 43% more expensive than South Fulton.

$1,852/mo ↑ 15%
Median Rent
$1,607/mo ↓ 13%
$150,937/yr ↑ 85%
Median Income
$81,798/yr ↓ 46%
$509,900 ↑ 88%
Home Value
$270,600 ↓ 47%
$2,161/mo ↑ 40%
Owner Costs
$1,541/mo ↓ 29%
149,424
Population
109,157

Tax Comparison

4.95%
Income Tax
5.49%
6.25%
State Sales Tax
4.0%
2.07%
Property Tax
0.92%

Affordability

14.7%
rent-to-income
Affordability
23.6%
rent-to-income

Detailed Comparison

When comparing Naperville, IL and South Fulton, GA, the overall cost of living indices are 147 and 103 respectively (national median = 100). Rent is $245/month cheaper in South Fulton, saving renters about $2,940/year.

Median household income is $69,139/year higher in Naperville. Home values also differ significantly — the median in Naperville is $509,900 compared to $270,600 in South Fulton.

Illinois has a lower income tax rate, making Naperville slightly more tax-friendly.

Frequently Asked Questions

Naperville vs South Fulton — common questions

Is Naperville or South Fulton cheaper to live in?
Based on our cost index, South Fulton is cheaper to live in with an index of 103 compared to 147 (US average = 100).
What is the rent difference between Naperville and South Fulton?
Median rent in Naperville is $1,852/month and in South Fulton it's $1,607/month — a difference of $245/month.
Which city has higher income, Naperville or South Fulton?
Median household income is $150,937 in Naperville and $81,798 in South Fulton. Median household income is $69,139/year higher in Naperville.
How do taxes compare between Illinois and Georgia?
Illinois has 4.95% income tax, 6.25% sales tax, and 2.07% property tax. Georgia has 5.49% income tax, 4.0% sales tax, and 0.92% property tax.
Should I move to Naperville or South Fulton?
It depends on your priorities. Naperville has a cost index of 147 with median rent of $1,852/mo, while South Fulton has a cost index of 103 with rent of $1,607/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Naperville details → View South Fulton details →

More Comparisons

Other cost of living comparisons for Naperville and South Fulton

Naperville vs. Surprise Naperville vs. Pasadena Naperville vs. Joliet Naperville vs. Mesquite Naperville vs. Jackson Naperville vs. Pomona South Fulton vs. Greeley South Fulton vs. Sparks South Fulton vs. Sugar Land South Fulton vs. Dearborn South Fulton vs. Santa Maria South Fulton vs. Riverview