91331 Zip Code Historical Age Data
ACS 2010-2014 data
Total population: 102,367
Median Age (
see rank)
| 91331 Zip Code | 30.80 years old |
| California | 35.60 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| 91331 Zip Code | 30.70 years old |
| California | 34.50 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| 91331 Zip Code | 30.90 years old |
| California | 36.80 years old |
| U.S. | 38.80 years old |
| | 91331 Zip Code | % of the Total Population | California | U.S. |
| Under 5 years | 8,532 | 8.33%, see rank | 6.62% | 6.36% |
| 5 to 9 years | 7,816 | 7.64%, see rank | 6.65% | 6.51% |
| 10 to 14 years | 7,554 | 7.38%, see rank | 6.70% | 6.59% |
| 15 to 19 years | 8,168 | 7.98%, see rank | 7.12% | 6.85% |
| 20 to 24 years | 8,997 | 8.79%, see rank | 7.58% | 7.13% |
| 25 to 34 years | 16,338 | 15.96%, see rank | 14.48% | 13.47% |
| 35 to 44 years | 13,958 | 13.64%, see rank | 13.60% | 12.96% |
| 45 to 54 years | 13,238 | 12.93%, see rank | 13.79% | 14.09% |
| 55 to 64 years | 9,113 | 8.90%, see rank | 11.32% | 12.29% |
| 65 to 74 years | 4,754 | 4.64%, see rank | 6.71% | 7.64% |
| 75 to 84 | 3,025 | 2.96%, see rank | 3.72% | 4.25% |
| 85 years and over | 874 | 0.85%, see rank | 1.70% | 1.85% |
US Census 2010 data
Total population: 103,689
Median Age (
see rank)
| 91331 Zip Code | 29.50 years old |
| California | 35.20 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 91331 Zip Code | 28.90 years old |
| California | 34.00 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 91331 Zip Code | 30.20 years old |
| California | 36.30 years old |
| U.S. | 38.50 years old |
| | 91331 Zip Code | % of the Total Population | California | U.S. |
| Under 5 years | 8,704 | 8.39%, see rank | 6.79% | 6.54% |
| 5 to 9 years | 8,371 | 8.07%, see rank | 6.73% | 6.59% |
| 10 to 14 years | 8,740 | 8.43%, see rank | 6.95% | 6.70% |
| 15 to 19 years | 9,593 | 9.25%, see rank | 7.58% | 7.14% |
| 20 to 24 years | 8,835 | 8.52%, see rank | 7.42% | 6.99% |
| 25 to 34 years | 16,354 | 15.77%, see rank | 14.27% | 13.30% |
| 35 to 44 years | 14,481 | 13.97%, see rank | 13.91% | 13.30% |
| 45 to 54 years | 12,497 | 12.05%, see rank | 14.10% | 14.58% |
| 55 to 64 years | 8,261 | 7.97%, see rank | 10.84% | 11.82% |
| 65 to 74 years | 4,469 | 4.31%, see rank | 6.11% | 7.03% |
| 75 to 84 | 2,488 | 2.40%, see rank | 3.68% | 4.23% |
| 85 years and over | 896 | 0.86%, see rank | 1.61% | 1.78% |
ACS 2008-2012 data
Total population: 96,965
Median Age (
see rank)
| 91331 Zip Code | 30.30 years old |
| California | 35.20 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 91331 Zip Code | 29.70 years old |
| California | 34.10 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 91331 Zip Code | 31.00 years old |
| California | 36.40 years old |
| U.S. | 38.50 years old |
| | 91331 Zip Code | % of the Total Population | California | U.S. |
| Under 5 years | 7,921 | 8.17%, see rank | 6.82% | 6.51% |
| 5 to 9 years | 7,621 | 7.86%, see rank | 6.71% | 6.57% |
| 10 to 14 years | 7,995 | 8.25%, see rank | 6.91% | 6.68% |
| 15 to 19 years | 8,570 | 8.84%, see rank | 7.47% | 7.09% |
| 20 to 24 years | 8,037 | 8.29%, see rank | 7.49% | 7.04% |
| 25 to 34 years | 15,407 | 15.89%, see rank | 14.32% | 13.32% |
| 35 to 44 years | 13,035 | 13.44%, see rank | 13.93% | 13.34% |
| 45 to 54 years | 12,712 | 13.11%, see rank | 14.00% | 14.44% |
| 55 to 64 years | 8,098 | 8.35%, see rank | 10.85% | 11.84% |
| 65 to 74 years | 4,215 | 4.35%, see rank | 6.20% | 7.12% |
| 75 to 84 | 2,461 | 2.54%, see rank | 3.70% | 4.25% |
| 85 years and over | 893 | 0.92%, see rank | 1.62% | 1.78% |
US Census 2000 data
Total population: 97,300
Median Age (
see rank)
| 91331 Zip Code | 26.60 years old |
| California | 33.30 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| 91331 Zip Code | 26.10 years old |
| California | 32.20 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| 91331 Zip Code | 27.10 years old |
| California | 34.40 years old |
| U.S. | 36.50 years old |
| | 91331 Zip Code | % of the Total Population | California | U.S. |
| Under 5 years | 8,801 | 9.05%, see rank | 7.34% | 6.81% |
| 5 to 9 years | 10,219 | 10.50%, see rank | 8.05% | 7.30% |
| 10 to 14 years | 9,280 | 9.54%, see rank | 7.59% | 7.29% |
| 15 to 19 years | 8,998 | 9.25%, see rank | 7.24% | 7.18% |
| 20 to 24 years | 8,757 | 9.00%, see rank | 7.03% | 6.74% |
| 25 to 34 years | 15,666 | 16.10%, see rank | 15.44% | 14.18% |
| 35 to 44 years | 13,864 | 14.25%, see rank | 16.19% | 16.04% |
| 45 to 54 years | 9,634 | 9.90%, see rank | 12.79% | 13.39% |
| 55 to 64 years | 5,636 | 5.79%, see rank | 7.72% | 8.63% |
| 65 to 74 years | 3,791 | 3.90%, see rank | 5.57% | 6.54% |
| 75 to 84 | 2,137 | 2.20%, see rank | 3.79% | 4.39% |
| 85 years and over | 517 | 0.53%, see rank | 1.26% | 1.51% |
* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.
