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Population by Age in Zip Code 91731
*Base on 2010 Data
| Total population | 29,591 | 100.00% |
| Under 5 years | 2,221 | 7.51% |
| 5 to 9 years | 2,122 | 7.17% |
| 10 to 14 years | 2,174 | 7.35% |
| 15 to 19 years | 2,424 | 8.19% |
| 20 to 24 years | 2,326 | 7.86% |
| 25 to 29 years | 2,244 | 7.58% |
| 30 to 34 years | 2,083 | 7.04% |
| 35 to 39 years | 2,051 | 6.93% |
| 40 to 44 years | 2,038 | 6.89% |
| 45 to 49 years | 1,806 | 6.10% |
| 50 to 54 years | 1,797 | 6.07% |
| 55 to 59 years | 1,575 | 5.32% |
| 60 to 64 years | 1,304 | 4.41% |
| 65 to 69 years | 972 | 3.28% |
| 70 to 74 years | 767 | 2.59% |
| 75 to 79 years | 654 | 2.21% |
| 80 to 84 years | 525 | 1.77% |
| 85 years and over | 508 | 1.72% |
Male Population in Zip Code 91731
*Base on 2010 Data
| Male population | 14,888 | 50.31% |
| Under 5 years | 1,135 | 3.84% |
| 5 to 9 years | 1,118 | 3.78% |
| 10 to 14 years | 1,165 | 3.94% |
| 15 to 19 years | 1,253 | 4.23% |
| 20 to 24 years | 1,242 | 4.20% |
| 25 to 29 years | 1,186 | 4.01% |
| 30 to 34 years | 1,064 | 3.60% |
| 35 to 39 years | 1,034 | 3.49% |
| 40 to 44 years | 1,091 | 3.69% |
| 45 to 49 years | 868 | 2.93% |
| 50 to 54 years | 855 | 2.89% |
| 55 to 59 years | 764 | 2.58% |
| 60 to 64 years | 610 | 2.06% |
| 65 to 69 years | 449 | 1.52% |
| 70 to 74 years | 365 | 1.23% |
| 75 to 79 years | 275 | 0.93% |
| 80 to 84 years | 218 | 0.74% |
| 85 years and over | 196 | 0.66% |
Female Population in Zip Code 91731
*Base on 2010 Data
| Female population | 14,703 | 49.69% |
| Under 5 years | 1,086 | 3.67% |
| 5 to 9 years | 1,004 | 3.39% |
| 10 to 14 years | 1,009 | 3.41% |
| 15 to 19 years | 1,171 | 3.96% |
| 20 to 24 years | 1,084 | 3.66% |
| 25 to 29 years | 1,058 | 3.58% |
| 30 to 34 years | 1,019 | 3.44% |
| 35 to 39 years | 1,017 | 3.44% |
| 40 to 44 years | 947 | 3.20% |
| 45 to 49 years | 938 | 3.17% |
| 50 to 54 years | 942 | 3.18% |
| 55 to 59 years | 811 | 2.74% |
| 60 to 64 years | 694 | 2.35% |
| 65 to 69 years | 523 | 1.77% |
| 70 to 74 years | 402 | 1.36% |
| 75 to 79 years | 379 | 1.28% |
| 80 to 84 years | 307 | 1.04% |
| 85 years and over | 312 | 1.05% |
Median Age in Zip Code 91731
*Base on 2010 Data
| Both | 32.90% | |
| Male | 31.40% | |
| Female | 34.60% |
Race in Zip Code 91731
*Base on 2010 Data
| Total | 29,591 | 100.00% |
| Population of one race | 28,650 | 96.82% |
| White | 10,918 | 36.90% |
| Black or African American | 292 | 0.99% |
| American Indian and Alaska Native | 273 | 0.92% |
| Asian | 7,491 | 25.32% |
| Asian Indian | 50 | 0.17% |
| Chinese | 4,520 | 15.27% |
| Filipino | 377 | 1.27% |
| Japanese | 56 | 0.19% |
| Korean | 68 | 0.23% |
| Vietnamese | 1,752 | 5.92% |
| Other Asian | 668 | 2.26% |
| Native Hawaiian and Other Pacific Islander | 46 | 0.16% |
| Native Hawaiian | 13 | 0.04% |
| Guamanian or Chamorro | 10 | 0.03% |
| Samoan | 17 | 0.06% |
| Other Pacific Islander | 6 | 0.02% |
| Some Other Race | 9,630 | 32.54% |
| Population of Two or More Races | 941 | 3.18% |
| White; American Indian and Alaska Native | 59 | 0.20% |
| White; Asian | 89 | 0.30% |
| White; Black or African American | 28 | 0.09% |
| White; Some Other Race | 556 | 1.88% |
The Population 16 Years in Zip Code 91731
*Base on 2010 Data
| Total | 22,575 | 100.00% |
| Male | 11,230 | 49.75% |
| Female | 11,345 | 50.25% |
The Population 18 Years in Zip Code 91731
*Base on 2010 Data
| Total | 21,624 | 100.00% |
| Male | 10,732 | 49.63% |
| Female | 10,892 | 50.37% |
The Population 21 Years in Zip Code 91731
*Base on 2010 Data
| Total | 20,206 | 100.00% |
| Male | 9,970 | 49.34% |
| Female | 10,236 | 50.66% |
The Population 62 Years in Zip Code 91731
*Base on 2010 Data
| Total | 4,157 | 100.00% |
| Male | 1,841 | 44.29% |
| Female | 2,316 | 55.71% |
The Population 65 Years in Zip Code 91731
*Base on 2010 Data
| Total | 3,426 | 100.00% |
| Male | 1,503 | 43.87% |
| Female | 1,923 | 56.13% |
Race (total races tallied) in Zip Code 91731
*Base on 2010 Data
| White alone or in combination with one or more other races | 11,689 | 38.24% |
| Black or African American alone or in combination with one or more other races | 374 | 1.22% |
| American Indian and Alaska Native alone or in combination with one or more other races | 396 | 1.30% |
| Asian alone or in combination with one or more other races | 7,687 | 25.15% |
| Native Hawaiian and Other Pacific Islander alone or in combination with one or more other races | 74 | 0.24% |
| Some Other Race alone or in combination with one or more other races | 10,349 | 33.85% |
Hispanic or Latino by Specific Origin in Zip Code 91731
*Base on 2010 Data
| Total | 29,591 | 100.00% |
| Hispanic or Latino (of any race) | 19,991 | 67.56% |
| Mexican | 17,635 | 59.60% |
| Puerto Rican | 58 | 0.20% |
| Cuban | 118 | 0.40% |
| Other Hispanic or Latino | 2,180 | 7.37% |
| Not Hispanic or Latino | 9,600 | 32.44% |
Hispanic or Latino and Race in Zip Code 91731
*Base on 2010 Data
| Total | 29,591 | 100.00% |
| Hispanic or Latino | 19,991 | 67.56% |
| White alone | 9,173 | 31.00% |
| Black or African American alone | 115 | 0.39% |
| American Indian and Alaska Native alone | 222 | 0.75% |
| Asian alone | 44 | 0.15% |
| Native Hawaiian and Other Pacific Islander alone | 16 | 0.05% |
| Some Other Race alone | 9,607 | 32.47% |
| Two or More Races | 814 | 2.75% |
| Not Hispanic or Latino | 9,600 | 32.44% |
| White alone | 1,745 | 5.90% |
| Black or African American alone | 177 | 0.60% |
| American Indian and Alaska Native alone | 51 | 0.17% |
| Asian alone | 7,447 | 25.17% |
| Native Hawaiian and Other Pacific Islander alone | 30 | 0.10% |
| Some Other Race alone | 23 | 0.08% |
| Two or More Races | 127 | 0.43% |
Relationship in Zip Code 91731
*Base on 2010 Data
| Total | 29,591 | 100.00% |
| In households | 29,310 | 99.05% |
| Householder | 8,007 | 27.06% |
| Spouse | 4,032 | 13.63% |
| Child | 9,751 | 32.95% |
| Own child under 18 years | 6,052 | 20.45% |
| Other relatives | 5,143 | 17.38% |
| Under 18 years | 1,612 | 5.45% |
| 65 years and over | 757 | 2.56% |
| Nonrelatives | 2,377 | 8.03% |
| Under 18 years | 247 | 0.83% |
| 65 years and over | 112 | 0.38% |
| Unmarried partner | 603 | 2.04% |
| In group quarters | 281 | 0.95% |
| Institutionalized population | 222 | 0.75% |
| Male | 125 | 0.42% |
| Female | 97 | 0.33% |
| Noninstitutionalized population | 59 | 0.20% |
| Male | 41 | 0.14% |
| Female | 18 | 0.06% |
Households by Type in Zip Code 91731
*Base on 2010 Data
| Subject | Number | Percent |
|---|---|---|
| Total | 8,007 | 100.00% |
| Family households (families) | 6,283 | 78.47% |
| With own children under 18 years | 3,028 | 37.82% |
| Husband-wife family | 4,032 | 50.36% |
| With own children under 18 years | 2,013 | 25.14% |
| Male householder, no wife present | 809 | 10.10% |
| With own children under 18 years | 329 | 4.11% |
| Female householder, no husband present | 1,442 | 18.01% |
| With own children under 18 years | 686 | 8.57% |
| Nonfamily households | 1,724 | 21.53% |
| Householder living alone | 1,317 | 16.45% |
| Male | 570 | 7.12% |
| 65 years and over | 235 | 2.93% |
| Female | 747 | 9.33% |
| 65 years and over | 472 | 5.89% |
Households with individuals under 18 years in Zip Code 91731
*Base on 2010 Data
| Total | 3,679 | 45.95% |
Households with individuals under 65 years in Zip Code 91731
*Base on 2010 Data
| Total | 2,481 | 30.99% |
Average Household Size in Zip Code 91731
*Base on 2010 Data
| Average household size | 4 | % |
Average Family Size in Zip Code 91731
*Base on 2010 Data
| Average family size | 4 | % |
Housing Occupancy(Total housing units) in Zip Code 91731
*Base on 2010 Data
| Total | 8,381 | 100.00% |
| Occupied housing units | 8,007 | 95.54% |
| Vacant housing units | 374 | 4.46% |
| For rent | 269 | 3.21% |
| Rented, not occupied | 8 | 0.10% |
| For sale only | 29 | 0.35% |
| Sold, not occupied | 8 | 0.10% |
| For seasonal, recreational, or occasional use | 20 | 0.24% |
| All other vacants | 40 | 0.48% |
Homeowner Vacancy Rate in Zip Code 91731
*Base on 2010 Data
| Homeowner vacancy rate (percent) | .90% |
Rental Vacancy Rate in Zip Code 91731
*Base on 2010 Data
| Rental vacancy rate (percent) | 5.20% |
Housing Tenure(Occupied housing units) in Zip Code 91731
*Base on 2010 Data
| Total | 8,007 | 100.00% |
| Owner-occupied housing units | 3,103 | 38.75% |
| Renter-occupied housing units | 4,904 | 61.25% |
Population in Occupied Housing Units by Tenure(Population in occupied housing units) in Zip Code 91731
*Base on 2010 Data
| Owner-occupied housing units | 11,524 | 39.32% |
| Renter-occupied housing units | 17,786 | 60.68% |
Average Household Size of Occupied Housing Units by Tenure in Zip Code 91731
*Base on 2010 Data
| Owner occupied | 4 | % |
| Renter occupied | 4 | % |