Cost of Living: Sunnyvale, CA vs Carlsbad, CA (2026)

Sunnyvale

California
341
VS

Carlsbad

California
253

Sunnyvale is 35% more expensive than Carlsbad.

$3,065/mo ↑ 14%
Median Rent
$2,678/mo ↓ 13%
$181,862/yr ↑ 31%
Median Income
$139,326/yr ↓ 23%
$1,816,600 ↑ 57%
Home Value
$1,156,900 ↓ 36%
$3,016/mo ↑ 8%
Owner Costs
$2,801/mo ↓ 7%
153,455
Population
114,500

Tax Comparison

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

Affordability

20.2%
rent-to-income
Affordability
23.1%
rent-to-income

Detailed Comparison

When comparing Sunnyvale, CA and Carlsbad, CA, the overall cost of living indices are 341 and 253 respectively (national median = 100). Rent is $387/month cheaper in Carlsbad, saving renters about $4,644/year.

Median household income is $42,536/year higher in Sunnyvale. Home values also differ significantly — the median in Sunnyvale is $1,816,600 compared to $1,156,900 in Carlsbad.

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

Frequently Asked Questions

Sunnyvale vs Carlsbad — common questions

Is Sunnyvale or Carlsbad cheaper to live in?
Based on our cost index, Carlsbad is cheaper to live in with an index of 253 compared to 341 (US average = 100).
What is the rent difference between Sunnyvale and Carlsbad?
Median rent in Sunnyvale is $3,065/month and in Carlsbad it's $2,678/month — a difference of $387/month.
Which city has higher income, Sunnyvale or Carlsbad?
Median household income is $181,862 in Sunnyvale and $139,326 in Carlsbad. Median household income is $42,536/year higher in Sunnyvale.
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 Sunnyvale or Carlsbad?
It depends on your priorities. Sunnyvale has a cost index of 341 with median rent of $3,065/mo, while Carlsbad has a cost index of 253 with rent of $2,678/mo. Consider income potential, tax burden, and lifestyle preferences alongside raw cost data.
View Sunnyvale details → View Carlsbad details →

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