Portola Valley town: Foreign-Born Population Trend
How Portola Valley town's foreign-born population changed from 2017 to 2023, based on U.S. Census Bureau ACS 5-Year Estimates. The 2019 vintage reflects the pre-COVID peak; 2021 captures the immediate COVID-era disruption; 2022–2023 show the recovery.
2017
13.7%
2023
14.1%
Total change
+0.4 pp
% change
+2.9%
| Year | Foreign-Born Population | Change |
|---|---|---|
| 2017 | 13.7% | — |
| 2019 | 14.0% | +0.3 pp (2.2%) |
| 2020 | 12.9% | -1.1 pp (-7.9%) |
| 2021 | 11.4% | -1.5 pp (-11.6%) |
| 2022 | 13.2% | +1.8 pp (15.8%) |
| 2023 | 14.1% | +0.9 pp (6.8%) |