Cost of Living: Peoria, AZ vs Elgin, IL (2026)

Peoria

Arizona
125
VS

Elgin

Illinois
90

Peoria is 39% more expensive than Elgin.

$1,743/mo ↑ 38%
Median Rent
$1,260/mo ↓ 28%
$93,403/yr ↑ 6%
Median Income
$88,316/yr ↓ 5%
$429,400 ↑ 70%
Home Value
$252,400 ↓ 41%
$1,589/mo ↑ 6%
Owner Costs
$1,502/mo ↓ 5%
194,338
Population
114,106

Tax Comparison

2.5%
Income Tax
4.95%
5.6%
State Sales Tax
6.25%
0.62%
Property Tax
2.07%

Affordability

22.4%
rent-to-income
Affordability
17.1%
rent-to-income

Detailed Comparison

When comparing Peoria, AZ and Elgin, IL, the overall cost of living indices are 125 and 90 respectively (national median = 100). Rent is $483/month cheaper in Elgin, saving renters about $5,796/year.

Median household income is $5,087/year higher in Peoria. Home values also differ significantly — the median in Peoria is $429,400 compared to $252,400 in Elgin.

Arizona has a lower income tax rate, making Peoria slightly more tax-friendly.

Frequently Asked Questions

Peoria vs Elgin — common questions

Is Peoria or Elgin cheaper to live in?
Based on our cost index, Elgin is cheaper to live in with an index of 90 compared to 125 (US average = 100).
What is the rent difference between Peoria and Elgin?
Median rent in Peoria is $1,743/month and in Elgin it's $1,260/month — a difference of $483/month.
Which city has higher income, Peoria or Elgin?
Median household income is $93,403 in Peoria and $88,316 in Elgin. Median household income is $5,087/year higher in Peoria.
How do taxes compare between Arizona and Illinois?
Arizona has 2.5% income tax, 5.6% sales tax, and 0.62% property tax. Illinois has 4.95% income tax, 6.25% sales tax, and 2.07% property tax.
Should I move to Peoria or Elgin?
It depends on your priorities. Peoria has a cost index of 125 with median rent of $1,743/mo, while Elgin has a cost index of 90 with rent of $1,260/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Peoria details → View Elgin details →

More Comparisons

Other cost of living comparisons for Peoria and Elgin

Peoria vs. Huntington Beach Peoria vs. Knoxville Peoria vs. Overland Park Peoria vs. Vancouver Peoria vs. Sioux Falls Peoria vs. Glendale Elgin vs. Provo Elgin vs. Odessa Elgin vs. Waterbury Elgin vs. Springfield Elgin vs. Carlsbad Elgin vs. Beaumont