Cost of Living: Portland, OR vs Naperville, IL (2026)

Portland

Oregon
138
VS

Naperville

Illinois
147

Portland is 6% cheaper than Naperville.

$1,596/mo ↓ 14%
Median Rent
$1,852/mo ↑ 16%
$88,792/yr ↓ 41%
Median Income
$150,937/yr ↑ 70%
$557,600 ↑ 9%
Home Value
$509,900 ↓ 9%
$1,771/mo ↓ 18%
Owner Costs
$2,161/mo ↑ 22%
642,715
Population
149,424

Tax Comparison

9.9%
Income Tax
4.95%
0%
State Sales Tax
6.25%
0.93%
Property Tax
2.07%

Affordability

21.6%
rent-to-income
Affordability
14.7%
rent-to-income

Detailed Comparison

When comparing Portland, OR and Naperville, IL, the overall cost of living indices are 138 and 147 respectively (national median = 100). Rent is $256/month cheaper in Portland, saving renters about $3,072/year.

Median household income is $62,145/year higher in Naperville. Home values also differ significantly — the median in Portland is $557,600 compared to $509,900 in Naperville.

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

Frequently Asked Questions

Portland vs Naperville — common questions

Is Portland or Naperville cheaper to live in?
Based on our cost index, Portland is cheaper to live in with an index of 138 compared to 147 (US average = 100).
What is the rent difference between Portland and Naperville?
Median rent in Portland is $1,596/month and in Naperville it's $1,852/month — a difference of $256/month.
Which city has higher income, Portland or Naperville?
Median household income is $88,792 in Portland and $150,937 in Naperville. Median household income is $62,145/year higher in Naperville.
How do taxes compare between Oregon and Illinois?
Oregon has 9.9% income tax, 0% sales tax, and 0.93% property tax. Illinois has 4.95% income tax, 6.25% sales tax, and 2.07% property tax.
Should I move to Portland or Naperville?
It depends on your priorities. Portland has a cost index of 138 with median rent of $1,596/mo, while Naperville has a cost index of 147 with rent of $1,852/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Portland details → View Naperville details →

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