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Foster City, CA
Full City Profile · California · San Mateo County County
3.1
/5.0
B
Good
32,964
Population
8,698/sq mi density
$193,633
Median Income
$95,509 per capita
$1,774,500
Home Value
$1,861,130 Zillow
$3,501
Median Rent
25.7% income on rent
59°F
Avg Temperature
330 sunny days/yr
113
Violent Crime/100K
1,227 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.8 / 5.0
$193,633 median income, 3.2% unemployment
F
Affordability
1.5 / 5.0
$1,774,500 home value, $3,501/mo rent
F
Safety
1.0 / 5.0
113 violent crimes/100K
A+
Education
5.0 / 5.0
74.1% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
+1.4%
32,008 → 32,442
over 10 years
Annual Pop. Growth
+0.13%
Compound annual growth rate
Median Income Change
+69.5%
$114,260 → $193,633
nominal, not inflation-adjusted
Annual Income Growth
+5.42%
Compound annual growth rate
Population Over Time
Total population for Foster City across each available Census ACS release.
Median Household Income Over Time
Median household income reported by U.S. Census ACS. Values are nominal (not adjusted for inflation).
Projected 2030
Simple projections extrapolating the 2013–2023 compound annual growth rate forward. These are mathematical extensions of recent trends, not forecasts — real outcomes depend on migration, policy and economic shifts.
Projected Population 2030
32,738
+296 from 2023 (32,442)
Projected Median Income 2030
$280,182
+$86,549 from 2023 ($193,633)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 32,008 | — | $114,260 | — |
| 2015 | 32,841 | +2.6% | $123,039 | +7.7% |
| 2017 | 32,962 | +0.4% | $136,383 | +10.8% |
| 2019 | 33,272 | +0.9% | $158,529 | +16.2% |
| 2021 | 32,517 | -2.3% | $173,721 | +9.6% |
| 2023 | 32,442 | -0.2% | $193,633 | +11.5% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.