Cost of Living: Irvine, CA vs Simi Valley, CA (2026)

Irvine

California
256
VS

Simi Valley

California
200

Irvine is 28% more expensive than Simi Valley.

$2,893/mo ↑ 15%
Median Rent
$2,513/mo ↓ 13%
$129,647/yr ↑ 10%
Median Income
$117,703/yr ↓ 9%
$1,115,400 ↑ 48%
Home Value
$753,500 ↓ 32%
$2,904/mo ↑ 13%
Owner Costs
$2,576/mo ↓ 11%
308,160
Population
125,769

Tax Comparison

13.3%
Income Tax
13.3%
7.25%
State Sales Tax
7.25%
0.71%
Property Tax
0.71%

Affordability

26.8%
rent-to-income
Affordability
25.6%
rent-to-income

Detailed Comparison

When comparing Irvine, CA and Simi Valley, CA, the overall cost of living indices are 256 and 200 respectively (national median = 100). Rent is $380/month cheaper in Simi Valley, saving renters about $4,560/year.

Median household income is $11,944/year higher in Irvine. Home values also differ significantly — the median in Irvine is $1,115,400 compared to $753,500 in Simi Valley.

Both cities share the same state tax structure since they are in California.

Frequently Asked Questions

Irvine vs Simi Valley — common questions

Is Irvine or Simi Valley cheaper to live in?
Based on our cost index, Simi Valley is cheaper to live in with an index of 200 compared to 256 (US average = 100).
What is the rent difference between Irvine and Simi Valley?
Median rent in Irvine is $2,893/month and in Simi Valley it's $2,513/month — a difference of $380/month.
Which city has higher income, Irvine or Simi Valley?
Median household income is $129,647 in Irvine and $117,703 in Simi Valley. Median household income is $11,944/year higher in Irvine.
How do taxes compare between California and California?
Both cities are in California and share the same state tax rates: 13.3% income tax, 7.25% sales tax, and 0.71% property tax.
Should I move to Irvine or Simi Valley?
It depends on your priorities. Irvine has a cost index of 256 with median rent of $2,893/mo, while Simi Valley has a cost index of 200 with rent of $2,513/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Irvine details → View Simi Valley details →

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