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El Monte city, CA
ZIP 91731 — People & Community
Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
Middle ClassLow Snow Area
Demographics, education attainment, health access, and community lifestyle
Population & Demographics in 91731
91731 has a population of 28,122 with a median age of 35.8 yrs (52.0% male).
Health & Community Indicators in 91731
Historical Trends in 91731 (2020–Present)
Since 2020, population declined 7.2%, median income rose 6.1% (inflation-adjusted), home values increased 9.6%.
People & Community key statistics
| Population | |
|---|---|
| Population | 28,122 |
| Median age | 35.8 |
| Poverty rate | 18.4% |
| Demographics | |
|---|---|
| White | 15.4% |
| Hispanic | 65.0% |
| Black | 0.4% |
| Asian | 28.5% |
| Foreign-born | 21.1% |