Whiteside County Historical Age Data
ACS 2010-2014 data
Total population: 57,680
Median Age (
see rank)
| Whiteside County | 42.40 years old |
| Illinois | 37.00 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| Whiteside County | 41.20 years old |
| Illinois | 35.70 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| Whiteside County | 43.70 years old |
| Illinois | 38.40 years old |
| U.S. | 38.80 years old |
| | Whiteside County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 3,273 | 5.67%, see rank | 6.30% | 6.36% |
| 5 to 9 years | 3,422 | 5.93%, see rank | 6.58% | 6.51% |
| 10 to 14 years | 4,073 | 7.06%, see rank | 6.71% | 6.59% |
| 15 to 19 years | 3,723 | 6.45%, see rank | 6.94% | 6.85% |
| 20 to 24 years | 3,308 | 5.74%, see rank | 6.95% | 7.13% |
| 25 to 34 years | 6,069 | 10.52%, see rank | 13.84% | 13.47% |
| 35 to 44 years | 6,934 | 12.02%, see rank | 13.20% | 12.96% |
| 45 to 54 years | 8,231 | 14.27%, see rank | 14.17% | 14.09% |
| 55 to 64 years | 8,144 | 14.12%, see rank | 12.13% | 12.29% |
| 65 to 74 years | 5,474 | 9.49%, see rank | 7.18% | 7.64% |
| 75 to 84 | 3,318 | 5.75%, see rank | 4.10% | 4.25% |
| 85 years and over | 1,711 | 2.97%, see rank | 1.90% | 1.85% |
US Census 2010 data
Total population: 58,498
Median Age (
see rank)
| Whiteside County | 41.80 years old |
| Illinois | 36.60 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Whiteside County | 40.50 years old |
| Illinois | 35.20 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Whiteside County | 43.30 years old |
| Illinois | 37.90 years old |
| U.S. | 38.50 years old |
| | Whiteside County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 3,508 | 6.00%, see rank | 6.51% | 6.54% |
| 5 to 9 years | 3,707 | 6.34%, see rank | 6.70% | 6.59% |
| 10 to 14 years | 4,059 | 6.94%, see rank | 6.85% | 6.70% |
| 15 to 19 years | 3,920 | 6.70%, see rank | 7.19% | 7.14% |
| 20 to 24 years | 3,092 | 5.29%, see rank | 6.85% | 6.99% |
| 25 to 34 years | 6,161 | 10.53%, see rank | 13.84% | 13.30% |
| 35 to 44 years | 7,083 | 12.11%, see rank | 13.45% | 13.30% |
| 45 to 54 years | 8,890 | 15.20%, see rank | 14.58% | 14.58% |
| 55 to 64 years | 7,831 | 13.39%, see rank | 11.48% | 11.82% |
| 65 to 74 years | 5,166 | 8.83%, see rank | 6.62% | 7.03% |
| 75 to 84 | 3,472 | 5.94%, see rank | 4.09% | 4.23% |
| 85 years and over | 1,609 | 2.75%, see rank | 1.83% | 1.78% |
ACS 2008-2012 data
Total population: 58,400
Median Age (
see rank)
| Whiteside County | 42.00 years old |
| Illinois | 36.60 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Whiteside County | 40.50 years old |
| Illinois | 35.30 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Whiteside County | 43.30 years old |
| Illinois | 38.00 years old |
| U.S. | 38.50 years old |
| | Whiteside County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 3,481 | 5.96%, see rank | 6.50% | 6.51% |
| 5 to 9 years | 3,562 | 6.10%, see rank | 6.68% | 6.57% |
| 10 to 14 years | 4,119 | 7.05%, see rank | 6.82% | 6.68% |
| 15 to 19 years | 3,894 | 6.67%, see rank | 7.16% | 7.09% |
| 20 to 24 years | 3,093 | 5.30%, see rank | 6.88% | 7.04% |
| 25 to 34 years | 6,198 | 10.61%, see rank | 13.84% | 13.32% |
| 35 to 44 years | 7,174 | 12.28%, see rank | 13.49% | 13.34% |
| 45 to 54 years | 8,763 | 15.01%, see rank | 14.46% | 14.44% |
| 55 to 64 years | 7,840 | 13.42%, see rank | 11.52% | 11.84% |
| 65 to 74 years | 5,213 | 8.93%, see rank | 6.71% | 7.12% |
| 75 to 84 | 3,588 | 6.14%, see rank | 4.11% | 4.25% |
| 85 years and over | 1,475 | 2.53%, see rank | 1.83% | 1.78% |
ACS 2006-2010 data
Total population: 58,750
Median Age (
see rank)
| Whiteside County | 41.20 years old |
| Illinois | 36.20 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| Whiteside County | 39.70 years old |
| Illinois | 34.90 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| Whiteside County | 42.70 years old |
| Illinois | 37.60 years old |
| U.S. | 38.10 years old |
| | Whiteside County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 3,561 | 6.06%, see rank | 6.63% | 6.62% |
| 5 to 9 years | 3,776 | 6.43%, see rank | 6.78% | 6.62% |
| 10 to 14 years | 4,057 | 6.91%, see rank | 6.94% | 6.79% |
| 15 to 19 years | 4,060 | 6.91%, see rank | 7.31% | 7.28% |
| 20 to 24 years | 3,120 | 5.31%, see rank | 6.86% | 6.98% |
| 25 to 34 years | 6,215 | 10.58%, see rank | 13.78% | 13.22% |
| 35 to 44 years | 7,511 | 12.78%, see rank | 13.96% | 13.89% |
| 45 to 54 years | 8,933 | 15.21%, see rank | 14.55% | 14.57% |
| 55 to 64 years | 7,457 | 12.69%, see rank | 10.89% | 11.28% |
| 65 to 74 years | 4,975 | 8.47%, see rank | 6.36% | 6.74% |
| 75 to 84 | 3,627 | 6.17%, see rank | 4.17% | 4.30% |
| 85 years and over | 1,458 | 2.48%, see rank | 1.77% | 1.70% |
ACS 2005-2009 data
Total population: 59,059
Median Age (
see rank)
| Whiteside County | 41.10 years old |
| Illinois | 35.90 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| Whiteside County | 39.60 years old |
| Illinois | 34.60 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| Whiteside County | 42.80 years old |
| Illinois | 37.20 years old |
| U.S. | 37.90 years old |
| | Whiteside County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 3,598 | 6.09%, see rank | 6.97% | 6.92% |
| 5 to 9 years | 3,761 | 6.37%, see rank | 6.76% | 6.59% |
| 10 to 14 years | 4,087 | 6.92%, see rank | 6.96% | 6.83% |
| 15 to 19 years | 4,126 | 6.99%, see rank | 7.24% | 7.15% |
| 20 to 24 years | 3,359 | 5.69%, see rank | 7.08% | 7.02% |
| 25 to 34 years | 6,177 | 10.46%, see rank | 13.73% | 13.42% |
| 35 to 44 years | 7,751 | 13.12%, see rank | 14.23% | 14.18% |
| 45 to 54 years | 8,987 | 15.22%, see rank | 14.47% | 14.48% |
| 55 to 64 years | 7,191 | 12.18%, see rank | 10.43% | 10.81% |
| 65 to 74 years | 4,914 | 8.32%, see rank | 6.21% | 6.50% |
| 75 to 84 | 3,748 | 6.35%, see rank | 4.17% | 4.40% |
| 85 years and over | 1,360 | 2.30%, see rank | 1.74% | 1.71% |
US Census 2000 data
Total population: 60,653
Median Age (
see rank)
| Whiteside County | 38.50 years old |
| Illinois | 34.70 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| Whiteside County | 37.00 years old |
| Illinois | 33.30 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| Whiteside County | 39.80 years old |
| Illinois | 36.00 years old |
| U.S. | 36.50 years old |
| | Whiteside County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 3,908 | 6.44%, see rank | 7.06% | 6.81% |
| 5 to 9 years | 4,186 | 6.90%, see rank | 7.49% | 7.30% |
| 10 to 14 years | 4,408 | 7.27%, see rank | 7.29% | 7.29% |
| 15 to 19 years | 4,371 | 7.21%, see rank | 7.20% | 7.18% |
| 20 to 24 years | 3,270 | 5.39%, see rank | 6.85% | 6.74% |
| 25 to 34 years | 7,155 | 11.80%, see rank | 14.59% | 14.18% |
| 35 to 44 years | 9,226 | 15.21%, see rank | 15.97% | 16.04% |
| 45 to 54 years | 8,466 | 13.96%, see rank | 13.10% | 13.39% |
| 55 to 64 years | 5,923 | 9.77%, see rank | 8.38% | 8.63% |
| 65 to 74 years | 4,917 | 8.11%, see rank | 6.22% | 6.54% |
| 75 to 84 | 3,521 | 5.81%, see rank | 4.31% | 4.39% |
| 85 years and over | 1,302 | 2.15%, 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.
