Jo Daviess County Historical Age Data
ACS 2010-2014 data
Total population: 22,427
Median Age (
see rank)
| Jo Daviess County | 48.20 years old |
| Illinois | 37.00 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| Jo Daviess County | 46.60 years old |
| Illinois | 35.70 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| Jo Daviess County | 49.50 years old |
| Illinois | 38.40 years old |
| U.S. | 38.80 years old |
| | Jo Daviess County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 1,044 | 4.66%, see rank | 6.30% | 6.36% |
| 5 to 9 years | 1,009 | 4.50%, see rank | 6.58% | 6.51% |
| 10 to 14 years | 1,517 | 6.76%, see rank | 6.71% | 6.59% |
| 15 to 19 years | 1,339 | 5.97%, see rank | 6.94% | 6.85% |
| 20 to 24 years | 1,036 | 4.62%, see rank | 6.95% | 7.13% |
| 25 to 34 years | 2,039 | 9.09%, see rank | 13.84% | 13.47% |
| 35 to 44 years | 2,382 | 10.62%, see rank | 13.20% | 12.96% |
| 45 to 54 years | 3,185 | 14.20%, see rank | 14.17% | 14.09% |
| 55 to 64 years | 3,708 | 16.53%, see rank | 12.13% | 12.29% |
| 65 to 74 years | 2,945 | 13.13%, see rank | 7.18% | 7.64% |
| 75 to 84 | 1,622 | 7.23%, see rank | 4.10% | 4.25% |
| 85 years and over | 601 | 2.68%, see rank | 1.90% | 1.85% |
US Census 2010 data
Total population: 22,678
Median Age (
see rank)
| Jo Daviess County | 47.10 years old |
| Illinois | 36.60 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Jo Daviess County | 45.90 years old |
| Illinois | 35.20 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Jo Daviess County | 48.40 years old |
| Illinois | 37.90 years old |
| U.S. | 38.50 years old |
| | Jo Daviess County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 1,194 | 5.27%, see rank | 6.51% | 6.54% |
| 5 to 9 years | 1,277 | 5.63%, see rank | 6.70% | 6.59% |
| 10 to 14 years | 1,400 | 6.17%, see rank | 6.85% | 6.70% |
| 15 to 19 years | 1,278 | 5.64%, see rank | 7.19% | 7.14% |
| 20 to 24 years | 963 | 4.25%, see rank | 6.85% | 6.99% |
| 25 to 34 years | 2,060 | 9.08%, see rank | 13.84% | 13.30% |
| 35 to 44 years | 2,497 | 11.01%, see rank | 13.45% | 13.30% |
| 45 to 54 years | 3,441 | 15.17%, see rank | 14.58% | 14.58% |
| 55 to 64 years | 3,736 | 16.47%, see rank | 11.48% | 11.82% |
| 65 to 74 years | 2,707 | 11.94%, see rank | 6.62% | 7.03% |
| 75 to 84 | 1,493 | 6.58%, see rank | 4.09% | 4.23% |
| 85 years and over | 632 | 2.79%, see rank | 1.83% | 1.78% |
ACS 2008-2012 data
Total population: 22,663
Median Age (
see rank)
| Jo Daviess County | 47.20 years old |
| Illinois | 36.60 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Jo Daviess County | 46.20 years old |
| Illinois | 35.30 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Jo Daviess County | 48.30 years old |
| Illinois | 38.00 years old |
| U.S. | 38.50 years old |
| | Jo Daviess County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 1,178 | 5.20%, see rank | 6.50% | 6.51% |
| 5 to 9 years | 1,208 | 5.33%, see rank | 6.68% | 6.57% |
| 10 to 14 years | 1,419 | 6.26%, see rank | 6.82% | 6.68% |
| 15 to 19 years | 1,295 | 5.71%, see rank | 7.16% | 7.09% |
| 20 to 24 years | 998 | 4.40%, see rank | 6.88% | 7.04% |
| 25 to 34 years | 2,103 | 9.28%, see rank | 13.84% | 13.32% |
| 35 to 44 years | 2,483 | 10.96%, see rank | 13.49% | 13.34% |
| 45 to 54 years | 3,370 | 14.87%, see rank | 14.46% | 14.44% |
| 55 to 64 years | 3,726 | 16.44%, see rank | 11.52% | 11.84% |
| 65 to 74 years | 2,727 | 12.03%, see rank | 6.71% | 7.12% |
| 75 to 84 | 1,641 | 7.24%, see rank | 4.11% | 4.25% |
| 85 years and over | 515 | 2.27%, see rank | 1.83% | 1.78% |
ACS 2006-2010 data
Total population: 22,728
Median Age (
see rank)
| Jo Daviess County | 46.60 years old |
| Illinois | 36.20 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| Jo Daviess County | 45.10 years old |
| Illinois | 34.90 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| Jo Daviess County | 47.60 years old |
| Illinois | 37.60 years old |
| U.S. | 38.10 years old |
| | Jo Daviess County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 1,197 | 5.27%, see rank | 6.63% | 6.62% |
| 5 to 9 years | 1,275 | 5.61%, see rank | 6.78% | 6.62% |
| 10 to 14 years | 1,349 | 5.94%, see rank | 6.94% | 6.79% |
| 15 to 19 years | 1,319 | 5.80%, see rank | 7.31% | 7.28% |
| 20 to 24 years | 1,013 | 4.46%, see rank | 6.86% | 6.98% |
| 25 to 34 years | 2,117 | 9.31%, see rank | 13.78% | 13.22% |
| 35 to 44 years | 2,605 | 11.46%, see rank | 13.96% | 13.89% |
| 45 to 54 years | 3,461 | 15.23%, see rank | 14.55% | 14.57% |
| 55 to 64 years | 3,649 | 16.06%, see rank | 10.89% | 11.28% |
| 65 to 74 years | 2,610 | 11.48%, see rank | 6.36% | 6.74% |
| 75 to 84 | 1,582 | 6.96%, see rank | 4.17% | 4.30% |
| 85 years and over | 551 | 2.42%, see rank | 1.77% | 1.70% |
ACS 2005-2009 data
Total population: 22,160
Median Age (
see rank)
| Jo Daviess County | 46.30 years old |
| Illinois | 35.90 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| Jo Daviess County | 43.80 years old |
| Illinois | 34.60 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| Jo Daviess County | 48.10 years old |
| Illinois | 37.20 years old |
| U.S. | 37.90 years old |
| | Jo Daviess County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 1,101 | 4.97%, see rank | 6.97% | 6.92% |
| 5 to 9 years | 1,384 | 6.25%, see rank | 6.76% | 6.59% |
| 10 to 14 years | 1,216 | 5.49%, see rank | 6.96% | 6.83% |
| 15 to 19 years | 1,308 | 5.90%, see rank | 7.24% | 7.15% |
| 20 to 24 years | 1,083 | 4.89%, see rank | 7.08% | 7.02% |
| 25 to 34 years | 1,980 | 8.94%, see rank | 13.73% | 13.42% |
| 35 to 44 years | 2,663 | 12.02%, see rank | 14.23% | 14.18% |
| 45 to 54 years | 3,416 | 15.42%, see rank | 14.47% | 14.48% |
| 55 to 64 years | 3,500 | 15.79%, see rank | 10.43% | 10.81% |
| 65 to 74 years | 2,485 | 11.21%, see rank | 6.21% | 6.50% |
| 75 to 84 | 1,405 | 6.34%, see rank | 4.17% | 4.40% |
| 85 years and over | 619 | 2.79%, see rank | 1.74% | 1.71% |
US Census 2000 data
Total population: 22,289
Median Age (
see rank)
| Jo Daviess County | 41.60 years old |
| Illinois | 34.70 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| Jo Daviess County | 40.20 years old |
| Illinois | 33.30 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| Jo Daviess County | 43.10 years old |
| Illinois | 36.00 years old |
| U.S. | 36.50 years old |
| | Jo Daviess County | % of the Total Population | Illinois | U.S. |
| Under 5 years | 1,246 | 5.59%, see rank | 7.06% | 6.81% |
| 5 to 9 years | 1,409 | 6.32%, see rank | 7.49% | 7.30% |
| 10 to 14 years | 1,515 | 6.80%, see rank | 7.29% | 7.29% |
| 15 to 19 years | 1,502 | 6.74%, see rank | 7.20% | 7.18% |
| 20 to 24 years | 990 | 4.44%, see rank | 6.85% | 6.74% |
| 25 to 34 years | 2,367 | 10.62%, see rank | 14.59% | 14.18% |
| 35 to 44 years | 3,283 | 14.73%, see rank | 15.97% | 16.04% |
| 45 to 54 years | 3,277 | 14.70%, see rank | 13.10% | 13.39% |
| 55 to 64 years | 2,702 | 12.12%, see rank | 8.38% | 8.63% |
| 65 to 74 years | 2,140 | 9.60%, see rank | 6.22% | 6.54% |
| 75 to 84 | 1,400 | 6.28%, see rank | 4.31% | 4.39% |
| 85 years and over | 458 | 2.05%, 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.
