Dupage County Historical Age Data
ACS 2010-2014 data
Total population: 926,485
Median Age (
see rank)
| Dupage County | 38.70 years old |
| Illinois | 37.00 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| Dupage County | 37.10 years old |
| Illinois | 35.70 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| Dupage County | 40.10 years old |
| Illinois | 38.40 years old |
| U.S. | 38.80 years old |
| | Dupage County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 55,661 | 6.01%, see rank | 6.30% | 6.36% |
| 5 to 9 years | 62,535 | 6.75%, see rank | 6.58% | 6.51% |
| 10 to 14 years | 63,755 | 6.88%, see rank | 6.71% | 6.59% |
| 15 to 19 years | 65,486 | 7.07%, see rank | 6.94% | 6.85% |
| 20 to 24 years | 55,451 | 5.99%, see rank | 6.95% | 7.13% |
| 25 to 34 years | 118,608 | 12.80%, see rank | 13.84% | 13.47% |
| 35 to 44 years | 123,285 | 13.31%, see rank | 13.20% | 12.96% |
| 45 to 54 years | 144,848 | 15.63%, see rank | 14.17% | 14.09% |
| 55 to 64 years | 120,865 | 13.05%, see rank | 12.13% | 12.29% |
| 65 to 74 years | 65,376 | 7.06%, see rank | 7.18% | 7.64% |
| 75 to 84 | 33,539 | 3.62%, see rank | 4.10% | 4.25% |
| 85 years and over | 17,076 | 1.84%, see rank | 1.90% | 1.85% |
US Census 2010 data
Total population: 916,924
Median Age (
see rank)
| Dupage County | 38.20 years old |
| Illinois | 36.60 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Dupage County | 36.60 years old |
| Illinois | 35.20 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Dupage County | 39.50 years old |
| Illinois | 37.90 years old |
| U.S. | 38.50 years old |
| | Dupage County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 56,940 | 6.21%, see rank | 6.51% | 6.54% |
| 5 to 9 years | 62,430 | 6.81%, see rank | 6.70% | 6.59% |
| 10 to 14 years | 65,875 | 7.18%, see rank | 6.85% | 6.70% |
| 15 to 19 years | 65,319 | 7.12%, see rank | 7.19% | 7.14% |
| 20 to 24 years | 54,497 | 5.94%, see rank | 6.85% | 6.99% |
| 25 to 34 years | 117,222 | 12.78%, see rank | 13.84% | 13.30% |
| 35 to 44 years | 125,979 | 13.74%, see rank | 13.45% | 13.30% |
| 45 to 54 years | 149,142 | 16.27%, see rank | 14.58% | 14.58% |
| 55 to 64 years | 113,122 | 12.34%, see rank | 11.48% | 11.82% |
| 65 to 74 years | 57,640 | 6.29%, see rank | 6.62% | 7.03% |
| 75 to 84 | 32,885 | 3.59%, see rank | 4.09% | 4.23% |
| 85 years and over | 15,873 | 1.73%, see rank | 1.83% | 1.78% |
ACS 2008-2012 data
Total population: 918,608
Median Age (
see rank)
| Dupage County | 38.20 years old |
| Illinois | 36.60 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Dupage County | 36.60 years old |
| Illinois | 35.30 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Dupage County | 39.60 years old |
| Illinois | 38.00 years old |
| U.S. | 38.50 years old |
| | Dupage County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 56,570 | 6.16%, see rank | 6.50% | 6.51% |
| 5 to 9 years | 62,910 | 6.85%, see rank | 6.68% | 6.57% |
| 10 to 14 years | 65,048 | 7.08%, see rank | 6.82% | 6.68% |
| 15 to 19 years | 65,822 | 7.17%, see rank | 7.16% | 7.09% |
| 20 to 24 years | 54,571 | 5.94%, see rank | 6.88% | 7.04% |
| 25 to 34 years | 117,789 | 12.82%, see rank | 13.84% | 13.32% |
| 35 to 44 years | 127,146 | 13.84%, see rank | 13.49% | 13.34% |
| 45 to 54 years | 147,626 | 16.07%, see rank | 14.46% | 14.44% |
| 55 to 64 years | 113,505 | 12.36%, see rank | 11.52% | 11.84% |
| 65 to 74 years | 58,364 | 6.35%, see rank | 6.71% | 7.12% |
| 75 to 84 | 32,541 | 3.54%, see rank | 4.11% | 4.25% |
| 85 years and over | 16,716 | 1.82%, see rank | 1.83% | 1.78% |
ACS 2006-2010 data
Total population: 911,481
Median Age (
see rank)
| Dupage County | 37.40 years old |
| Illinois | 36.20 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| Dupage County | 36.00 years old |
| Illinois | 34.90 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| Dupage County | 38.90 years old |
| Illinois | 37.60 years old |
| U.S. | 38.10 years old |
| | Dupage County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 58,179 | 6.38%, see rank | 6.63% | 6.62% |
| 5 to 9 years | 62,167 | 6.82%, see rank | 6.78% | 6.62% |
| 10 to 14 years | 67,622 | 7.42%, see rank | 6.94% | 6.79% |
| 15 to 19 years | 65,529 | 7.19%, see rank | 7.31% | 7.28% |
| 20 to 24 years | 55,185 | 6.05%, see rank | 6.86% | 6.98% |
| 25 to 34 years | 116,733 | 12.81%, see rank | 13.78% | 13.22% |
| 35 to 44 years | 132,980 | 14.59%, see rank | 13.96% | 13.89% |
| 45 to 54 years | 147,240 | 16.15%, see rank | 14.55% | 14.57% |
| 55 to 64 years | 105,199 | 11.54%, see rank | 10.89% | 11.28% |
| 65 to 74 years | 52,320 | 5.74%, see rank | 6.36% | 6.74% |
| 75 to 84 | 32,674 | 3.58%, see rank | 4.17% | 4.30% |
| 85 years and over | 15,653 | 1.72%, see rank | 1.77% | 1.70% |
ACS 2005-2009 data
Total population: 925,530
Median Age (
see rank)
| Dupage County | 37.20 years old |
| Illinois | 35.90 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| Dupage County | 36.00 years old |
| Illinois | 34.60 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| Dupage County | 38.50 years old |
| Illinois | 37.20 years old |
| U.S. | 37.90 years old |
| | Dupage County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 61,487 | 6.64%, see rank | 6.97% | 6.92% |
| 5 to 9 years | 61,608 | 6.66%, see rank | 6.76% | 6.59% |
| 10 to 14 years | 69,425 | 7.50%, see rank | 6.96% | 6.83% |
| 15 to 19 years | 66,273 | 7.16%, see rank | 7.24% | 7.15% |
| 20 to 24 years | 60,396 | 6.53%, see rank | 7.08% | 7.02% |
| 25 to 34 years | 114,655 | 12.39%, see rank | 13.73% | 13.42% |
| 35 to 44 years | 141,091 | 15.24%, see rank | 14.23% | 14.18% |
| 45 to 54 years | 149,949 | 16.20%, see rank | 14.47% | 14.48% |
| 55 to 64 years | 100,879 | 10.90%, see rank | 10.43% | 10.81% |
| 65 to 74 years | 50,796 | 5.49%, see rank | 6.21% | 6.50% |
| 75 to 84 | 33,499 | 3.62%, see rank | 4.17% | 4.40% |
| 85 years and over | 15,472 | 1.67%, see rank | 1.74% | 1.71% |
US Census 2000 data
Total population: 904,161
Median Age (
see rank)
| Dupage County | 35.20 years old |
| Illinois | 34.70 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| Dupage County | 34.00 years old |
| Illinois | 33.30 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| Dupage County | 36.40 years old |
| Illinois | 36.00 years old |
| U.S. | 36.50 years old |
| | Dupage County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 65,849 | 7.28%, see rank | 7.06% | 6.81% |
| 5 to 9 years | 69,061 | 7.64%, see rank | 7.49% | 7.30% |
| 10 to 14 years | 67,632 | 7.48%, see rank | 7.29% | 7.29% |
| 15 to 19 years | 61,139 | 6.76%, see rank | 7.20% | 7.18% |
| 20 to 24 years | 52,522 | 5.81%, see rank | 6.85% | 6.74% |
| 25 to 34 years | 131,985 | 14.60%, see rank | 14.59% | 14.18% |
| 35 to 44 years | 161,179 | 17.83%, see rank | 15.97% | 16.04% |
| 45 to 54 years | 131,418 | 14.53%, see rank | 13.10% | 13.39% |
| 55 to 64 years | 74,582 | 8.25%, see rank | 8.38% | 8.63% |
| 65 to 74 years | 45,558 | 5.04%, see rank | 6.22% | 6.54% |
| 75 to 84 | 31,621 | 3.50%, see rank | 4.31% | 4.39% |
| 85 years and over | 11,615 | 1.28%, see rank | 1.55% | 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.
