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Alto, CA
Full City Profile · California · San Mateo County County
3.0
/5.0
B
Good
866
Population
6,662/sq mi density
$2,000,001
Home Value
$2,016,416 Zillow
59°F
Avg Temperature
305 sunny days/yr
76
Violent Crime/100K
1,305 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
76 violent crimes/100K
A+
Education
5.0 / 5.0
66.4% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
+21.3%
714 → 866
over 10 years
Annual Pop. Growth
+1.95%
Compound annual growth rate
Population Over Time
Total population for Alto 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
991
+125 from 2023 (866)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 714 | — | $47,260 | — |
| 2015 | 735 | +2.9% | $61,283 | +29.7% |
| 2017 | 751 | +2.2% | — | — |
| 2019 | 611 | -18.6% | $185,395 | — |
| 2021 | 900 | +47.3% | $185,000 | -0.2% |
| 2023 | 866 | -3.8% | — | — |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.