Lyon County Historical Age Data
ACS 2010-2014 data
Total population: 11,680
Median Age (
see rank)
| Lyon County | 38.50 years old |
| Iowa | 38.00 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| Lyon County | 36.60 years old |
| Iowa | 36.70 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| Lyon County | 40.80 years old |
| Iowa | 39.40 years old |
| U.S. | 38.80 years old |
| | Lyon County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 891 | 7.63%, see rank | 6.39% | 6.36% |
| 5 to 9 years | 1,093 | 9.36%, see rank | 6.62% | 6.51% |
| 10 to 14 years | 780 | 6.68%, see rank | 6.58% | 6.59% |
| 15 to 19 years | 753 | 6.45%, see rank | 6.96% | 6.85% |
| 20 to 24 years | 553 | 4.73%, see rank | 7.21% | 7.13% |
| 25 to 34 years | 1,305 | 11.17%, see rank | 12.65% | 13.47% |
| 35 to 44 years | 1,326 | 11.35%, see rank | 11.80% | 12.96% |
| 45 to 54 years | 1,510 | 12.93%, see rank | 13.73% | 14.09% |
| 55 to 64 years | 1,514 | 12.96%, see rank | 12.80% | 12.29% |
| 65 to 74 years | 861 | 7.37%, see rank | 7.81% | 7.64% |
| 75 to 84 | 731 | 6.26%, see rank | 4.98% | 4.25% |
| 85 years and over | 363 | 3.11%, see rank | 2.48% | 1.85% |
US Census 2010 data
Total population: 11,581
Median Age (
see rank)
| Lyon County | 38.70 years old |
| Iowa | 38.10 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Lyon County | 37.00 years old |
| Iowa | 36.60 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Lyon County | 40.50 years old |
| Iowa | 39.50 years old |
| U.S. | 38.50 years old |
| | Lyon County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 929 | 8.02%, see rank | 6.63% | 6.54% |
| 5 to 9 years | 916 | 7.91%, see rank | 6.59% | 6.59% |
| 10 to 14 years | 846 | 7.31%, see rank | 6.59% | 6.70% |
| 15 to 19 years | 779 | 6.73%, see rank | 7.12% | 7.14% |
| 20 to 24 years | 500 | 4.32%, see rank | 7.00% | 6.99% |
| 25 to 34 years | 1,348 | 11.64%, see rank | 12.56% | 13.30% |
| 35 to 44 years | 1,306 | 11.28%, see rank | 11.97% | 13.30% |
| 45 to 54 years | 1,595 | 13.77%, see rank | 14.43% | 14.58% |
| 55 to 64 years | 1,414 | 12.21%, see rank | 12.24% | 11.82% |
| 65 to 74 years | 833 | 7.19%, see rank | 7.37% | 7.03% |
| 75 to 84 | 753 | 6.50%, see rank | 5.04% | 4.23% |
| 85 years and over | 362 | 3.13%, see rank | 2.45% | 1.78% |
ACS 2008-2012 data
Total population: 11,623
Median Age (
see rank)
| Lyon County | 38.30 years old |
| Iowa | 38.00 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Lyon County | 36.80 years old |
| Iowa | 36.60 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Lyon County | 40.40 years old |
| Iowa | 39.40 years old |
| U.S. | 38.50 years old |
| | Lyon County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 949 | 8.16%, see rank | 6.53% | 6.51% |
| 5 to 9 years | 1,034 | 8.90%, see rank | 6.58% | 6.57% |
| 10 to 14 years | 739 | 6.36%, see rank | 6.60% | 6.68% |
| 15 to 19 years | 770 | 6.62%, see rank | 7.14% | 7.09% |
| 20 to 24 years | 522 | 4.49%, see rank | 7.08% | 7.04% |
| 25 to 34 years | 1,336 | 11.49%, see rank | 12.55% | 13.32% |
| 35 to 44 years | 1,297 | 11.16%, see rank | 12.02% | 13.34% |
| 45 to 54 years | 1,607 | 13.83%, see rank | 14.28% | 14.44% |
| 55 to 64 years | 1,400 | 12.05%, see rank | 12.27% | 11.84% |
| 65 to 74 years | 850 | 7.31%, see rank | 7.45% | 7.12% |
| 75 to 84 | 708 | 6.09%, see rank | 5.08% | 4.25% |
| 85 years and over | 411 | 3.54%, see rank | 2.42% | 1.78% |
ACS 2006-2010 data
Total population: 11,564
Median Age (
see rank)
| Lyon County | 38.70 years old |
| Iowa | 38.00 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| Lyon County | 36.80 years old |
| Iowa | 36.60 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| Lyon County | 41.10 years old |
| Iowa | 39.30 years old |
| U.S. | 38.10 years old |
| | Lyon County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 923 | 7.98%, see rank | 6.56% | 6.62% |
| 5 to 9 years | 983 | 8.50%, see rank | 6.57% | 6.62% |
| 10 to 14 years | 730 | 6.31%, see rank | 6.64% | 6.79% |
| 15 to 19 years | 792 | 6.85%, see rank | 7.28% | 7.28% |
| 20 to 24 years | 492 | 4.25%, see rank | 7.14% | 6.98% |
| 25 to 34 years | 1,347 | 11.65%, see rank | 12.25% | 13.22% |
| 35 to 44 years | 1,319 | 11.41%, see rank | 12.56% | 13.89% |
| 45 to 54 years | 1,682 | 14.55%, see rank | 14.61% | 14.57% |
| 55 to 64 years | 1,292 | 11.17%, see rank | 11.58% | 11.28% |
| 65 to 74 years | 874 | 7.56%, see rank | 7.21% | 6.74% |
| 75 to 84 | 660 | 5.71%, see rank | 5.24% | 4.30% |
| 85 years and over | 470 | 4.06%, see rank | 2.36% | 1.70% |
ACS 2005-2009 data
Total population: 11,274
Median Age (
see rank)
| Lyon County | 40.20 years old |
| Iowa | 37.90 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| Lyon County | 37.50 years old |
| Iowa | 36.50 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| Lyon County | 42.70 years old |
| Iowa | 39.30 years old |
| U.S. | 37.90 years old |
| | Lyon County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 794 | 7.04%, see rank | 6.61% | 6.92% |
| 5 to 9 years | 942 | 8.36%, see rank | 6.38% | 6.59% |
| 10 to 14 years | 701 | 6.22%, see rank | 6.59% | 6.83% |
| 15 to 19 years | 863 | 7.65%, see rank | 7.37% | 7.15% |
| 20 to 24 years | 523 | 4.64%, see rank | 7.65% | 7.02% |
| 25 to 34 years | 1,141 | 10.12%, see rank | 11.90% | 13.42% |
| 35 to 44 years | 1,382 | 12.26%, see rank | 12.95% | 14.18% |
| 45 to 54 years | 1,736 | 15.40%, see rank | 14.71% | 14.48% |
| 55 to 64 years | 1,234 | 10.95%, see rank | 11.11% | 10.81% |
| 65 to 74 years | 870 | 7.72%, see rank | 7.05% | 6.50% |
| 75 to 84 | 594 | 5.27%, see rank | 5.30% | 4.40% |
| 85 years and over | 494 | 4.38%, see rank | 2.38% | 1.71% |
US Census 2000 data
Total population: 11,763
Median Age (
see rank)
| Lyon County | 38.10 years old |
| Iowa | 36.60 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| Lyon County | 36.10 years old |
| Iowa | 35.20 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| Lyon County | 39.90 years old |
| Iowa | 38.00 years old |
| U.S. | 36.50 years old |
| | Lyon County | % of the Total Population | Iowa | U.S. |
| Under 5 years | 788 | 6.70%, see rank | 6.44% | 6.81% |
| 5 to 9 years | 914 | 7.77%, see rank | 6.92% | 7.30% |
| 10 to 14 years | 981 | 8.34%, see rank | 7.19% | 7.29% |
| 15 to 19 years | 917 | 7.80%, see rank | 7.74% | 7.18% |
| 20 to 24 years | 592 | 5.03%, see rank | 6.96% | 6.74% |
| 25 to 34 years | 1,244 | 10.58%, see rank | 12.41% | 14.18% |
| 35 to 44 years | 1,653 | 14.05%, see rank | 15.21% | 16.04% |
| 45 to 54 years | 1,495 | 12.71%, see rank | 13.42% | 13.39% |
| 55 to 64 years | 968 | 8.23%, see rank | 8.80% | 8.63% |
| 65 to 74 years | 1,067 | 9.07%, see rank | 7.24% | 6.54% |
| 75 to 84 | 801 | 6.81%, see rank | 5.44% | 4.39% |
| 85 years and over | 343 | 2.92%, 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.
