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

Santa Rosa

California
172
VS

Simi Valley

California
200

Santa Rosa is 14% cheaper than Simi Valley.

$2,084/mo ↓ 17%
Median Rent
$2,513/mo ↑ 21%
$97,410/yr ↓ 17%
Median Income
$117,703/yr ↑ 21%
$685,000 ↓ 9%
Home Value
$753,500 ↑ 10%
$2,130/mo ↓ 17%
Owner Costs
$2,576/mo ↑ 21%
177,216
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

25.7%
rent-to-income
Affordability
25.6%
rent-to-income

Detailed Comparison

When comparing Santa Rosa, CA and Simi Valley, CA, the overall cost of living indices are 172 and 200 respectively (national median = 100). Rent is $429/month cheaper in Santa Rosa, saving renters about $5,148/year.

Median household income is $20,293/year higher in Simi Valley. Home values also differ significantly — the median in Santa Rosa is $685,000 compared to $753,500 in Simi Valley.

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

Frequently Asked Questions

Santa Rosa vs Simi Valley — common questions

Is Santa Rosa or Simi Valley cheaper to live in?
Based on our cost index, Santa Rosa is cheaper to live in with an index of 172 compared to 200 (US average = 100).
What is the rent difference between Santa Rosa and Simi Valley?
Median rent in Santa Rosa is $2,084/month and in Simi Valley it's $2,513/month — a difference of $429/month.
Which city has higher income, Santa Rosa or Simi Valley?
Median household income is $97,410 in Santa Rosa and $117,703 in Simi Valley. Median household income is $20,293/year higher in Simi Valley.
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 Santa Rosa or Simi Valley?
It depends on your priorities. Santa Rosa has a cost index of 172 with median rent of $2,084/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 Santa Rosa details → View Simi Valley details →

More Comparisons

Other cost of living comparisons for Santa Rosa and Simi Valley

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