91790 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in California based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 91790 is Hispanic. The majority race/ethnicity attending public schools in 91790 is Hispanic. The current unemployment level in 91790 is 5.2%.
| Population | 44,855 |
| Population Growth Rate | 0.00% |
| Population Density | 7,748 People per Square Mile |
| Total Households | 12,261 |
| Percentage High Income Households | 2.2% |
| Median Household Income (2021) | $93,181 |
| Average Adjusted Gross Income (2021) | $384,760 |
| Current Unemployment Rate (May 2026) | 5.2% |
| Sales Tax Rate (2025) | 10.5% |
| Majority Race/Ethnicty | Hispanic - 51.05% |
| Public School Majority Race/Ethnicty | Hispanic - 78.33% |
91790 Race/Ethnicty Breakdown
| Race/Ethnicty | Total | Percentage |
| White | 15,071 | 27.24% |
| Black | 1,471 | 2.66% |
| Hispanic | 28,143 | 50.86% |
| Asian | 9,844 | 17.79% |
| Native American | 597 | 1.08% |
| Hawaiian/Pac. Islander | 209 | 0.38% |
91790 Public School Race/Ethnicty Breakdown
| Race/Ethnicty | Total | Percentage |
| White | 206 | 3.68% |
| Black | 104 | 1.86% |
| Hispanic | 4,427 | 79.14% |
| Asian | 836 | 14.94% |
| Native American | 6 | 0.11% |
| Hawaiian/Pac. Islander | 15 | 0.27% |
91790 Educational Attainment Levels
| Highest Education Level Attained | Total | Percentage |
| Less Than 1 Year of College | 1,911 | 8.37% |
| Bachelor Degree | 4,275 | 18.73% |
| High School Diploma | 6,279 | 27.5% |
| No High School Diploma | 1,252 | 5.48% |
| GED or Alternate | 637 | 2.79% |
| 1 or More Years of College | 4,938 | 21.63% |
| Associates Degree | 2,163 | 9.47% |
| Masters Degree | 1,040 | 4.56% |
| Professional Degree | 236 | 1.03% |
| Doctorate Degree | 98 | 0.43% |