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

San Diego

California
197
VS

Fremont

California
278

San Diego is 29% cheaper than Fremont.

$2,223/mo ↓ 23%
Median Rent
$2,905/mo ↑ 31%
$104,321/yr ↓ 41%
Median Income
$176,350/yr ↑ 69%
$848,500 ↓ 34%
Home Value
$1,289,400 ↑ 52%
$2,308/mo ↓ 23%
Owner Costs
$3,000/mo ↑ 30%
1,385,061
Population
228,518

Tax Comparison

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

Affordability

25.6%
rent-to-income
Affordability
19.8%
rent-to-income

Detailed Comparison

When comparing San Diego, CA and Fremont, CA, the overall cost of living indices are 197 and 278 respectively (national median = 100). Rent is $682/month cheaper in San Diego, saving renters about $8,184/year.

Median household income is $72,029/year higher in Fremont. Home values also differ significantly — the median in San Diego is $848,500 compared to $1,289,400 in Fremont.

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

Frequently Asked Questions

San Diego vs Fremont — common questions

Is San Diego or Fremont cheaper to live in?
Based on our cost index, San Diego is cheaper to live in with an index of 197 compared to 278 (US average = 100).
What is the rent difference between San Diego and Fremont?
Median rent in San Diego is $2,223/month and in Fremont it's $2,905/month — a difference of $682/month.
Which city has higher income, San Diego or Fremont?
Median household income is $104,321 in San Diego and $176,350 in Fremont. Median household income is $72,029/year higher in Fremont.
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 San Diego or Fremont?
It depends on your priorities. San Diego has a cost index of 197 with median rent of $2,223/mo, while Fremont has a cost index of 278 with rent of $2,905/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View San Diego details → View Fremont details →

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