Cost of Living: San Diego, CA vs Peoria, IL (2026)

San Diego

California
197
VS

Peoria

Illinois
61

San Diego is 223% more expensive than Peoria.

$2,223/mo ↑ 134%
Median Rent
$951/mo ↓ 57%
$104,321/yr ↑ 78%
Median Income
$58,716/yr ↓ 44%
$848,500 ↑ 468%
Home Value
$149,500 ↓ 82%
$2,308/mo ↑ 129%
Owner Costs
$1,007/mo ↓ 56%
1,385,061
Population
112,126

Tax Comparison

13.3%
Income Tax
4.95%
7.25%
State Sales Tax
6.25%
0.71%
Property Tax
2.07%

Affordability

25.6%
rent-to-income
Affordability
19.4%
rent-to-income

Detailed Comparison

When comparing San Diego, CA and Peoria, IL, the overall cost of living indices are 197 and 61 respectively (national median = 100). Rent is $1,272/month cheaper in Peoria, saving renters about $15,264/year.

Median household income is $45,605/year higher in San Diego. Home values also differ significantly — the median in San Diego is $848,500 compared to $149,500 in Peoria.

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

Frequently Asked Questions

San Diego vs Peoria — common questions

Is San Diego or Peoria cheaper to live in?
Based on our cost index, Peoria is cheaper to live in with an index of 61 compared to 197 (US average = 100).
What is the rent difference between San Diego and Peoria?
Median rent in San Diego is $2,223/month and in Peoria it's $951/month — a difference of $1,272/month.
Which city has higher income, San Diego or Peoria?
Median household income is $104,321 in San Diego and $58,716 in Peoria. Median household income is $45,605/year higher in San Diego.
How do taxes compare between California and Illinois?
California has 13.3% income tax, 7.25% sales tax, and 0.71% property tax. Illinois has 4.95% income tax, 6.25% sales tax, and 2.07% property tax.
Should I move to San Diego or Peoria?
It depends on your priorities. San Diego has a cost index of 197 with median rent of $2,223/mo, while Peoria has a cost index of 61 with rent of $951/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View San Diego details → View Peoria details →

More Comparisons

Other cost of living comparisons for San Diego and Peoria

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