Cost of Living in Foster City, CA
Overall index: 335 (100 = US national average). Data source: US Census ACS 2023 & BLS OEWS 2025, 2025.
Overall Cost of Living Index
Cost Breakdown by Category
| Category | Index | vs US avg | Sample cost |
|---|---|---|---|
| Housing | 510 | +410% | $2,451 |
| Transportation | 102 | +2% | $3.50 |
| Food | 259 | +159% | $1,062 |
| Utilities | 305 | +205% | $918 |
| Healthcare | 305 | +205% | $663 |
Index 100 = US national average. Higher = more expensive.
Cost breakdown (visual)
Salary Calculator: What do you need to earn in Foster City?
A single adult living comfortably in Foster City, CA needs approximately $117,250 / year after taxes.
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Frequently Asked Questions
What is the cost of living in Foster City, CA?
The overall cost of living in Foster City, CA is 235% higher than the US national average (index: 335 where 100 = national average).
How much is rent in Foster City, CA?
Average rent for a 1-bedroom apartment in Foster City, CA is about $2,451/month.
Is Foster City, CA expensive to live in?
Yes, Foster City, CA is considered expensive (index above national average).
What salary do I need to live in Foster City, CA?
A single adult needs roughly $117,250/year to cover basic living costs in Foster City, CA.