91040 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 91040 is White. The majority race/ethnicity attending public schools in 91040 is Hispanic. The current unemployment level in 91040 is 5.2%.
| Population | 20,911 |
| Population Growth Rate | 0.00% |
| Population Density | 1,700 People per Square Mile |
| Total Households | 7,044 |
| Percentage High Income Households | 6.4% |
| Median Household Income (2021) | $98,044 |
| Average Adjusted Gross Income (2021) | $456,370 |
| Current Unemployment Rate (May 2026) | 5.2% |
| Sales Tax Rate (2025) | 9.8% |
| Majority Race/Ethnicty | White - 65.73% |
| Public School Majority Race/Ethnicty | Hispanic - 53.88% |
91040 Race/Ethnicty Breakdown
| Race/Ethnicty | Total | Percentage |
| White | 15,060 | 65.71% |
| Black | 577 | 2.52% |
| Hispanic | 4,941 | 21.56% |
| Asian | 2,296 | 10.02% |
| Native American | 39 | 0.17% |
| Hawaiian/Pac. Islander | 5 | 0.02% |
91040 Public School Race/Ethnicty Breakdown
| Race/Ethnicty | Total | Percentage |
| White | 584 | 37.63% |
| Black | 28 | 1.8% |
| Hispanic | 854 | 55.03% |
| Asian | 79 | 5.09% |
| Native American | 2 | 0.13% |
| Hawaiian/Pac. Islander | 5 | 0.32% |
91040 Educational Attainment Levels
| Highest Education Level Attained | Total | Percentage |
| Less Than 1 Year of College | 1,107 | 8.85% |
| Bachelor Degree | 2,891 | 23.12% |
| High School Diploma | 3,001 | 24% |
| No High School Diploma | 384 | 3.07% |
| GED or Alternate | 175 | 1.4% |
| 1 or More Years of College | 2,579 | 20.63% |
| Associates Degree | 1,015 | 8.12% |
| Masters Degree | 880 | 7.04% |
| Professional Degree | 258 | 2.06% |
| Doctorate Degree | 212 | 1.7% |