Iowa County Historical Age Data
ACS 2010-2014 data
Total population: 16,316
Median Age (
see rank)
| Iowa County | 42.30 years old |
| Iowa | 38.00 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| Iowa County | 41.80 years old |
| Iowa | 36.70 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| Iowa County | 43.10 years old |
| Iowa | 39.40 years old |
| U.S. | 38.80 years old |
| | Iowa County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 900 | 5.52%, see rank | 6.39% | 6.36% |
| 5 to 9 years | 1,197 | 7.34%, see rank | 6.62% | 6.51% |
| 10 to 14 years | 964 | 5.91%, see rank | 6.58% | 6.59% |
| 15 to 19 years | 1,186 | 7.27%, see rank | 6.96% | 6.85% |
| 20 to 24 years | 721 | 4.42%, see rank | 7.21% | 7.13% |
| 25 to 34 years | 1,782 | 10.92%, see rank | 12.65% | 13.47% |
| 35 to 44 years | 1,888 | 11.57%, see rank | 11.80% | 12.96% |
| 45 to 54 years | 2,580 | 15.81%, see rank | 13.73% | 14.09% |
| 55 to 64 years | 2,212 | 13.56%, see rank | 12.80% | 12.29% |
| 65 to 74 years | 1,363 | 8.35%, see rank | 7.81% | 7.64% |
| 75 to 84 | 978 | 5.99%, see rank | 4.98% | 4.25% |
| 85 years and over | 545 | 3.34%, see rank | 2.48% | 1.85% |
US Census 2010 data
Total population: 16,355
Median Age (
see rank)
| Iowa County | 42.40 years old |
| Iowa | 38.10 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Iowa County | 41.40 years old |
| Iowa | 36.60 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Iowa County | 43.30 years old |
| Iowa | 39.50 years old |
| U.S. | 38.50 years old |
| | Iowa County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 1,000 | 6.11%, see rank | 6.63% | 6.54% |
| 5 to 9 years | 1,052 | 6.43%, see rank | 6.59% | 6.59% |
| 10 to 14 years | 1,162 | 7.10%, see rank | 6.59% | 6.70% |
| 15 to 19 years | 1,147 | 7.01%, see rank | 7.12% | 7.14% |
| 20 to 24 years | 671 | 4.10%, see rank | 7.00% | 6.99% |
| 25 to 34 years | 1,702 | 10.41%, see rank | 12.56% | 13.30% |
| 35 to 44 years | 2,040 | 12.47%, see rank | 11.97% | 13.30% |
| 45 to 54 years | 2,717 | 16.61%, see rank | 14.43% | 14.58% |
| 55 to 64 years | 2,053 | 12.55%, see rank | 12.24% | 11.82% |
| 65 to 74 years | 1,294 | 7.91%, see rank | 7.37% | 7.03% |
| 75 to 84 | 985 | 6.02%, see rank | 5.04% | 4.23% |
| 85 years and over | 532 | 3.25%, see rank | 2.45% | 1.78% |
ACS 2008-2012 data
Total population: 16,320
Median Age (
see rank)
| Iowa County | 42.30 years old |
| Iowa | 38.00 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Iowa County | 41.50 years old |
| Iowa | 36.60 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Iowa County | 42.80 years old |
| Iowa | 39.40 years old |
| U.S. | 38.50 years old |
| | Iowa County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 985 | 6.04%, see rank | 6.53% | 6.51% |
| 5 to 9 years | 1,114 | 6.83%, see rank | 6.58% | 6.57% |
| 10 to 14 years | 1,092 | 6.69%, see rank | 6.60% | 6.68% |
| 15 to 19 years | 1,146 | 7.02%, see rank | 7.14% | 7.09% |
| 20 to 24 years | 656 | 4.02%, see rank | 7.08% | 7.04% |
| 25 to 34 years | 1,734 | 10.63%, see rank | 12.55% | 13.32% |
| 35 to 44 years | 1,994 | 12.22%, see rank | 12.02% | 13.34% |
| 45 to 54 years | 2,699 | 16.54%, see rank | 14.28% | 14.44% |
| 55 to 64 years | 2,070 | 12.68%, see rank | 12.27% | 11.84% |
| 65 to 74 years | 1,314 | 8.05%, see rank | 7.45% | 7.12% |
| 75 to 84 | 921 | 5.64%, see rank | 5.08% | 4.25% |
| 85 years and over | 595 | 3.65%, see rank | 2.42% | 1.78% |
ACS 2006-2010 data
Total population: 16,353
Median Age (
see rank)
| Iowa County | 41.80 years old |
| Iowa | 38.00 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| Iowa County | 41.10 years old |
| Iowa | 36.60 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| Iowa County | 42.40 years old |
| Iowa | 39.30 years old |
| U.S. | 38.10 years old |
| | Iowa County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 996 | 6.09%, see rank | 6.56% | 6.62% |
| 5 to 9 years | 1,093 | 6.68%, see rank | 6.57% | 6.62% |
| 10 to 14 years | 1,184 | 7.24%, see rank | 6.64% | 6.79% |
| 15 to 19 years | 1,116 | 6.82%, see rank | 7.28% | 7.28% |
| 20 to 24 years | 660 | 4.04%, see rank | 7.14% | 6.98% |
| 25 to 34 years | 1,704 | 10.42%, see rank | 12.25% | 13.22% |
| 35 to 44 years | 2,130 | 13.03%, see rank | 12.56% | 13.89% |
| 45 to 54 years | 2,742 | 16.77%, see rank | 14.61% | 14.57% |
| 55 to 64 years | 1,923 | 11.76%, see rank | 11.58% | 11.28% |
| 65 to 74 years | 1,297 | 7.93%, see rank | 7.21% | 6.74% |
| 75 to 84 | 910 | 5.56%, see rank | 5.24% | 4.30% |
| 85 years and over | 598 | 3.66%, see rank | 2.36% | 1.70% |
ACS 2005-2009 data
Total population: 15,840
Median Age (
see rank)
| Iowa County | 41.60 years old |
| Iowa | 37.90 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| Iowa County | 40.90 years old |
| Iowa | 36.50 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| Iowa County | 42.40 years old |
| Iowa | 39.30 years old |
| U.S. | 37.90 years old |
| | Iowa County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 985 | 6.22%, see rank | 6.61% | 6.92% |
| 5 to 9 years | 997 | 6.29%, see rank | 6.38% | 6.59% |
| 10 to 14 years | 1,209 | 7.63%, see rank | 6.59% | 6.83% |
| 15 to 19 years | 1,128 | 7.12%, see rank | 7.37% | 7.15% |
| 20 to 24 years | 773 | 4.88%, see rank | 7.65% | 7.02% |
| 25 to 34 years | 1,475 | 9.31%, see rank | 11.90% | 13.42% |
| 35 to 44 years | 2,175 | 13.73%, see rank | 12.95% | 14.18% |
| 45 to 54 years | 2,626 | 16.58%, see rank | 14.71% | 14.48% |
| 55 to 64 years | 1,756 | 11.09%, see rank | 11.11% | 10.81% |
| 65 to 74 years | 1,270 | 8.02%, see rank | 7.05% | 6.50% |
| 75 to 84 | 960 | 6.06%, see rank | 5.30% | 4.40% |
| 85 years and over | 486 | 3.07%, see rank | 2.38% | 1.71% |
US Census 2000 data
Total population: 15,671
Median Age (
see rank)
| Iowa County | 38.80 years old |
| Iowa | 36.60 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| Iowa County | 38.10 years old |
| Iowa | 35.20 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| Iowa County | 39.60 years old |
| Iowa | 38.00 years old |
| U.S. | 36.50 years old |
| | Iowa County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 972 | 6.20%, see rank | 6.44% | 6.81% |
| 5 to 9 years | 1,226 | 7.82%, see rank | 6.92% | 7.30% |
| 10 to 14 years | 1,238 | 7.90%, see rank | 7.19% | 7.29% |
| 15 to 19 years | 1,070 | 6.83%, see rank | 7.74% | 7.18% |
| 20 to 24 years | 617 | 3.94%, see rank | 6.96% | 6.74% |
| 25 to 34 years | 1,734 | 11.07%, see rank | 12.41% | 14.18% |
| 35 to 44 years | 2,630 | 16.78%, see rank | 15.21% | 16.04% |
| 45 to 54 years | 2,052 | 13.09%, see rank | 13.42% | 13.39% |
| 55 to 64 years | 1,451 | 9.26%, see rank | 8.80% | 8.63% |
| 65 to 74 years | 1,238 | 7.90%, see rank | 7.24% | 6.54% |
| 75 to 84 | 953 | 6.08%, see rank | 5.44% | 4.39% |
| 85 years and over | 490 | 3.13%, see rank | 2.23% | 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.
