San Joaquin County Historical Age Data
ACS 2010-2014 data
Total population: 701,050
Median Age (
see rank)
| San Joaquin County | 33.20 years old |
| California | 35.60 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| San Joaquin County | 32.10 years old |
| California | 34.50 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| San Joaquin County | 34.40 years old |
| California | 36.80 years old |
| U.S. | 38.80 years old |
| | San Joaquin County | % of the Total Population | California | U.S. |
| Under 5 years | 53,328 | 7.61%, see rank | 6.62% | 6.36% |
| 5 to 9 years | 53,879 | 7.69%, see rank | 6.65% | 6.51% |
| 10 to 14 years | 57,730 | 8.23%, see rank | 6.70% | 6.59% |
| 15 to 19 years | 55,993 | 7.99%, see rank | 7.12% | 6.85% |
| 20 to 24 years | 51,821 | 7.39%, see rank | 7.58% | 7.13% |
| 25 to 34 years | 93,615 | 13.35%, see rank | 14.48% | 13.47% |
| 35 to 44 years | 91,079 | 12.99%, see rank | 13.60% | 12.96% |
| 45 to 54 years | 92,113 | 13.14%, see rank | 13.79% | 14.09% |
| 55 to 64 years | 73,805 | 10.53%, see rank | 11.32% | 12.29% |
| 65 to 74 years | 43,728 | 6.24%, see rank | 6.71% | 7.64% |
| 75 to 84 | 23,455 | 3.35%, see rank | 3.72% | 4.25% |
| 85 years and over | 10,504 | 1.50%, see rank | 1.70% | 1.85% |
US Census 2010 data
Total population: 685,306
Median Age (
see rank)
| San Joaquin County | 32.70 years old |
| California | 35.20 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| San Joaquin County | 31.50 years old |
| California | 34.00 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| San Joaquin County | 34.00 years old |
| California | 36.30 years old |
| U.S. | 38.50 years old |
| | San Joaquin County | % of the Total Population | California | U.S. |
| Under 5 years | 54,228 | 7.91%, see rank | 6.79% | 6.54% |
| 5 to 9 years | 54,810 | 8.00%, see rank | 6.73% | 6.59% |
| 10 to 14 years | 56,165 | 8.20%, see rank | 6.95% | 6.70% |
| 15 to 19 years | 58,382 | 8.52%, see rank | 7.58% | 7.14% |
| 20 to 24 years | 48,451 | 7.07%, see rank | 7.42% | 6.99% |
| 25 to 34 years | 90,815 | 13.25%, see rank | 14.27% | 13.30% |
| 35 to 44 years | 90,738 | 13.24%, see rank | 13.91% | 13.30% |
| 45 to 54 years | 91,839 | 13.40%, see rank | 14.10% | 14.58% |
| 55 to 64 years | 68,697 | 10.02%, see rank | 10.84% | 11.82% |
| 65 to 74 years | 38,530 | 5.62%, see rank | 6.11% | 7.03% |
| 75 to 84 | 22,709 | 3.31%, see rank | 3.68% | 4.23% |
| 85 years and over | 9,942 | 1.45%, see rank | 1.61% | 1.78% |
ACS 2008-2012 data
Total population: 687,036
Median Age (
see rank)
| San Joaquin County | 32.60 years old |
| California | 35.20 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| San Joaquin County | 31.50 years old |
| California | 34.10 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| San Joaquin County | 33.80 years old |
| California | 36.40 years old |
| U.S. | 38.50 years old |
| | San Joaquin County | % of the Total Population | California | U.S. |
| Under 5 years | 54,511 | 7.93%, see rank | 6.82% | 6.51% |
| 5 to 9 years | 54,660 | 7.96%, see rank | 6.71% | 6.57% |
| 10 to 14 years | 56,276 | 8.19%, see rank | 6.91% | 6.68% |
| 15 to 19 years | 57,554 | 8.38%, see rank | 7.47% | 7.09% |
| 20 to 24 years | 49,378 | 7.19%, see rank | 7.49% | 7.04% |
| 25 to 34 years | 91,032 | 13.25%, see rank | 14.32% | 13.32% |
| 35 to 44 years | 91,178 | 13.27%, see rank | 13.93% | 13.34% |
| 45 to 54 years | 91,392 | 13.30%, see rank | 14.00% | 14.44% |
| 55 to 64 years | 68,899 | 10.03%, see rank | 10.85% | 11.84% |
| 65 to 74 years | 39,159 | 5.70%, see rank | 6.20% | 7.12% |
| 75 to 84 | 22,928 | 3.34%, see rank | 3.70% | 4.25% |
| 85 years and over | 10,069 | 1.47%, see rank | 1.62% | 1.78% |
ACS 2006-2010 data
Total population: 673,613
Median Age (
see rank)
| San Joaquin County | 32.30 years old |
| California | 34.90 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| San Joaquin County | 31.10 years old |
| California | 33.70 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| San Joaquin County | 33.50 years old |
| California | 36.00 years old |
| U.S. | 38.10 years old |
| | San Joaquin County | % of the Total Population | California | U.S. |
| Under 5 years | 54,922 | 8.15%, see rank | 6.95% | 6.62% |
| 5 to 9 years | 53,173 | 7.89%, see rank | 6.78% | 6.62% |
| 10 to 14 years | 56,910 | 8.45%, see rank | 7.12% | 6.79% |
| 15 to 19 years | 57,820 | 8.58%, see rank | 7.65% | 7.28% |
| 20 to 24 years | 47,446 | 7.04%, see rank | 7.37% | 6.98% |
| 25 to 34 years | 89,072 | 13.22%, see rank | 14.29% | 13.22% |
| 35 to 44 years | 93,060 | 13.82%, see rank | 14.43% | 13.89% |
| 45 to 54 years | 89,416 | 13.27%, see rank | 14.05% | 14.57% |
| 55 to 64 years | 63,782 | 9.47%, see rank | 10.28% | 11.28% |
| 65 to 74 years | 35,921 | 5.33%, see rank | 5.83% | 6.74% |
| 75 to 84 | 22,462 | 3.33%, see rank | 3.73% | 4.30% |
| 85 years and over | 9,629 | 1.43%, see rank | 1.52% | 1.70% |
ACS 2005-2009 data
Total population: 664,641
Median Age (
see rank)
| San Joaquin County | 32.00 years old |
| California | 34.60 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| San Joaquin County | 30.70 years old |
| California | 33.40 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| San Joaquin County | 33.30 years old |
| California | 35.70 years old |
| U.S. | 37.90 years old |
| | San Joaquin County | % of the Total Population | California | U.S. |
| Under 5 years | 56,039 | 8.43%, see rank | 7.44% | 6.92% |
| 5 to 9 years | 53,691 | 8.08%, see rank | 6.82% | 6.59% |
| 10 to 14 years | 57,475 | 8.65%, see rank | 7.26% | 6.83% |
| 15 to 19 years | 55,805 | 8.40%, see rank | 7.34% | 7.15% |
| 20 to 24 years | 46,170 | 6.95%, see rank | 7.20% | 7.02% |
| 25 to 34 years | 88,118 | 13.26%, see rank | 14.55% | 13.42% |
| 35 to 44 years | 93,818 | 14.12%, see rank | 14.71% | 14.18% |
| 45 to 54 years | 87,753 | 13.20%, see rank | 13.94% | 14.48% |
| 55 to 64 years | 60,035 | 9.03%, see rank | 9.81% | 10.81% |
| 65 to 74 years | 34,055 | 5.12%, see rank | 5.65% | 6.50% |
| 75 to 84 | 21,615 | 3.25%, see rank | 3.79% | 4.40% |
| 85 years and over | 10,067 | 1.51%, see rank | 1.50% | 1.71% |
US Census 2000 data
Total population: 563,598
Median Age (
see rank)
| San Joaquin County | 31.90 years old |
| California | 33.30 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| San Joaquin County | 30.60 years old |
| California | 32.20 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| San Joaquin County | 33.20 years old |
| California | 34.40 years old |
| U.S. | 36.50 years old |
| | San Joaquin County | % of the Total Population | California | U.S. |
| Under 5 years | 44,960 | 7.98%, see rank | 7.34% | 6.81% |
| 5 to 9 years | 50,511 | 8.96%, see rank | 8.05% | 7.30% |
| 10 to 14 years | 49,896 | 8.85%, see rank | 7.59% | 7.29% |
| 15 to 19 years | 47,915 | 8.50%, see rank | 7.24% | 7.18% |
| 20 to 24 years | 37,668 | 6.68%, see rank | 7.03% | 6.74% |
| 25 to 34 years | 75,540 | 13.40%, see rank | 15.44% | 14.18% |
| 35 to 44 years | 86,601 | 15.37%, see rank | 16.19% | 16.04% |
| 45 to 54 years | 68,748 | 12.20%, see rank | 12.79% | 13.39% |
| 55 to 64 years | 41,960 | 7.45%, see rank | 7.72% | 8.63% |
| 65 to 74 years | 30,673 | 5.44%, see rank | 5.57% | 6.54% |
| 75 to 84 | 21,619 | 3.84%, see rank | 3.79% | 4.39% |
| 85 years and over | 7,507 | 1.33%, 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.
