Jones County Historical Age Data
ACS 2010-2014 data
Total population: 20,607
Median Age (
see rank)
| Jones County | 43.10 years old |
| Iowa | 38.00 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| Jones County | 42.00 years old |
| Iowa | 36.70 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| Jones County | 44.20 years old |
| Iowa | 39.40 years old |
| U.S. | 38.80 years old |
| | Jones County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 1,100 | 5.34%, see rank | 6.39% | 6.36% |
| 5 to 9 years | 1,286 | 6.24%, see rank | 6.62% | 6.51% |
| 10 to 14 years | 1,310 | 6.36%, see rank | 6.58% | 6.59% |
| 15 to 19 years | 1,281 | 6.22%, see rank | 6.96% | 6.85% |
| 20 to 24 years | 988 | 4.79%, see rank | 7.21% | 7.13% |
| 25 to 34 years | 2,351 | 11.41%, see rank | 12.65% | 13.47% |
| 35 to 44 years | 2,563 | 12.44%, see rank | 11.80% | 12.96% |
| 45 to 54 years | 3,131 | 15.19%, see rank | 13.73% | 14.09% |
| 55 to 64 years | 2,944 | 14.29%, see rank | 12.80% | 12.29% |
| 65 to 74 years | 1,847 | 8.96%, see rank | 7.81% | 7.64% |
| 75 to 84 | 1,188 | 5.77%, see rank | 4.98% | 4.25% |
| 85 years and over | 618 | 3.00%, see rank | 2.48% | 1.85% |
US Census 2010 data
Total population: 20,638
Median Age (
see rank)
| Jones County | 42.70 years old |
| Iowa | 38.10 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Jones County | 41.70 years old |
| Iowa | 36.60 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Jones County | 43.90 years old |
| Iowa | 39.50 years old |
| U.S. | 38.50 years old |
| | Jones County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 1,210 | 5.86%, see rank | 6.63% | 6.54% |
| 5 to 9 years | 1,255 | 6.08%, see rank | 6.59% | 6.59% |
| 10 to 14 years | 1,271 | 6.16%, see rank | 6.59% | 6.70% |
| 15 to 19 years | 1,303 | 6.31%, see rank | 7.12% | 7.14% |
| 20 to 24 years | 967 | 4.69%, see rank | 7.00% | 6.99% |
| 25 to 34 years | 2,410 | 11.68%, see rank | 12.56% | 13.30% |
| 35 to 44 years | 2,542 | 12.32%, see rank | 11.97% | 13.30% |
| 45 to 54 years | 3,319 | 16.08%, see rank | 14.43% | 14.58% |
| 55 to 64 years | 2,805 | 13.59%, see rank | 12.24% | 11.82% |
| 65 to 74 years | 1,746 | 8.46%, see rank | 7.37% | 7.03% |
| 75 to 84 | 1,225 | 5.94%, see rank | 5.04% | 4.23% |
| 85 years and over | 585 | 2.83%, see rank | 2.45% | 1.78% |
ACS 2008-2012 data
Total population: 20,686
Median Age (
see rank)
| Jones County | 42.70 years old |
| Iowa | 38.00 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Jones County | 41.20 years old |
| Iowa | 36.60 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Jones County | 43.80 years old |
| Iowa | 39.40 years old |
| U.S. | 38.50 years old |
| | Jones County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 1,137 | 5.50%, see rank | 6.53% | 6.51% |
| 5 to 9 years | 1,182 | 5.71%, see rank | 6.58% | 6.57% |
| 10 to 14 years | 1,374 | 6.64%, see rank | 6.60% | 6.68% |
| 15 to 19 years | 1,348 | 6.52%, see rank | 7.14% | 7.09% |
| 20 to 24 years | 993 | 4.80%, see rank | 7.08% | 7.04% |
| 25 to 34 years | 2,347 | 11.35%, see rank | 12.55% | 13.32% |
| 35 to 44 years | 2,636 | 12.74%, see rank | 12.02% | 13.34% |
| 45 to 54 years | 3,293 | 15.92%, see rank | 14.28% | 14.44% |
| 55 to 64 years | 2,811 | 13.59%, see rank | 12.27% | 11.84% |
| 65 to 74 years | 1,754 | 8.48%, see rank | 7.45% | 7.12% |
| 75 to 84 | 1,277 | 6.17%, see rank | 5.08% | 4.25% |
| 85 years and over | 534 | 2.58%, see rank | 2.42% | 1.78% |
ACS 2006-2010 data
Total population: 20,708
Median Age (
see rank)
| Jones County | 42.40 years old |
| Iowa | 38.00 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| Jones County | 41.70 years old |
| Iowa | 36.60 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| Jones County | 43.40 years old |
| Iowa | 39.30 years old |
| U.S. | 38.10 years old |
| | Jones County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 1,154 | 5.57%, see rank | 6.56% | 6.62% |
| 5 to 9 years | 1,210 | 5.84%, see rank | 6.57% | 6.62% |
| 10 to 14 years | 1,361 | 6.57%, see rank | 6.64% | 6.79% |
| 15 to 19 years | 1,409 | 6.80%, see rank | 7.28% | 7.28% |
| 20 to 24 years | 1,031 | 4.98%, see rank | 7.14% | 6.98% |
| 25 to 34 years | 2,347 | 11.33%, see rank | 12.25% | 13.22% |
| 35 to 44 years | 2,802 | 13.53%, see rank | 12.56% | 13.89% |
| 45 to 54 years | 3,258 | 15.73%, see rank | 14.61% | 14.57% |
| 55 to 64 years | 2,661 | 12.85%, see rank | 11.58% | 11.28% |
| 65 to 74 years | 1,686 | 8.14%, see rank | 7.21% | 6.74% |
| 75 to 84 | 1,238 | 5.98%, see rank | 5.24% | 4.30% |
| 85 years and over | 551 | 2.66%, see rank | 2.36% | 1.70% |
ACS 2005-2009 data
Total population: 20,365
Median Age (
see rank)
| Jones County | 42.10 years old |
| Iowa | 37.90 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| Jones County | 41.10 years old |
| Iowa | 36.50 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| Jones County | 43.60 years old |
| Iowa | 39.30 years old |
| U.S. | 37.90 years old |
| | Jones County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 1,084 | 5.32%, see rank | 6.61% | 6.92% |
| 5 to 9 years | 1,222 | 6.00%, see rank | 6.38% | 6.59% |
| 10 to 14 years | 1,239 | 6.08%, see rank | 6.59% | 6.83% |
| 15 to 19 years | 1,400 | 6.87%, see rank | 7.37% | 7.15% |
| 20 to 24 years | 1,263 | 6.20%, see rank | 7.65% | 7.02% |
| 25 to 34 years | 2,239 | 10.99%, see rank | 11.90% | 13.42% |
| 35 to 44 years | 2,951 | 14.49%, see rank | 12.95% | 14.18% |
| 45 to 54 years | 3,234 | 15.88%, see rank | 14.71% | 14.48% |
| 55 to 64 years | 2,433 | 11.95%, see rank | 11.11% | 10.81% |
| 65 to 74 years | 1,601 | 7.86%, see rank | 7.05% | 6.50% |
| 75 to 84 | 1,149 | 5.64%, see rank | 5.30% | 4.40% |
| 85 years and over | 550 | 2.70%, see rank | 2.38% | 1.71% |
US Census 2000 data
Total population: 20,221
Median Age (
see rank)
| Jones County | 38.50 years old |
| Iowa | 36.60 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| Jones County | 37.20 years old |
| Iowa | 35.20 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| Jones County | 40.00 years old |
| Iowa | 38.00 years old |
| U.S. | 36.50 years old |
| | Jones County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 1,128 | 5.58%, see rank | 6.44% | 6.81% |
| 5 to 9 years | 1,394 | 6.89%, see rank | 6.92% | 7.30% |
| 10 to 14 years | 1,440 | 7.12%, see rank | 7.19% | 7.29% |
| 15 to 19 years | 1,378 | 6.81%, see rank | 7.74% | 7.18% |
| 20 to 24 years | 1,123 | 5.55%, see rank | 6.96% | 6.74% |
| 25 to 34 years | 2,512 | 12.42%, see rank | 12.41% | 14.18% |
| 35 to 44 years | 3,345 | 16.54%, see rank | 15.21% | 16.04% |
| 45 to 54 years | 2,775 | 13.72%, see rank | 13.42% | 13.39% |
| 55 to 64 years | 1,927 | 9.53%, see rank | 8.80% | 8.63% |
| 65 to 74 years | 1,613 | 7.98%, see rank | 7.24% | 6.54% |
| 75 to 84 | 1,137 | 5.62%, see rank | 5.44% | 4.39% |
| 85 years and over | 449 | 2.22%, 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.
