51401 Zip Code Historical Age Data
ACS 2010-2014 data
Total population: 12,145
Median Age (
see rank)
| 51401 Zip Code | 41.80 years old |
| Iowa | 38.00 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| 51401 Zip Code | 39.90 years old |
| Iowa | 36.70 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| 51401 Zip Code | 44.20 years old |
| Iowa | 39.40 years old |
| U.S. | 38.80 years old |
| | 51401 Zip Code | % of the Total Population | Iowa | U.S. |
| Under 5 years | 739 | 6.08%, see rank | 6.39% | 6.36% |
| 5 to 9 years | 870 | 7.16%, see rank | 6.62% | 6.51% |
| 10 to 14 years | 712 | 5.86%, see rank | 6.58% | 6.59% |
| 15 to 19 years | 802 | 6.60%, see rank | 6.96% | 6.85% |
| 20 to 24 years | 543 | 4.47%, see rank | 7.21% | 7.13% |
| 25 to 34 years | 1,375 | 11.32%, see rank | 12.65% | 13.47% |
| 35 to 44 years | 1,418 | 11.68%, see rank | 11.80% | 12.96% |
| 45 to 54 years | 1,672 | 13.77%, see rank | 13.73% | 14.09% |
| 55 to 64 years | 1,796 | 14.79%, see rank | 12.80% | 12.29% |
| 65 to 74 years | 998 | 8.22%, see rank | 7.81% | 7.64% |
| 75 to 84 | 596 | 4.91%, see rank | 4.98% | 4.25% |
| 85 years and over | 624 | 5.14%, see rank | 2.48% | 1.85% |
US Census 2010 data
Total population: 12,373
Median Age (
see rank)
| 51401 Zip Code | 42.00 years old |
| Iowa | 38.10 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 51401 Zip Code | 40.00 years old |
| Iowa | 36.60 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 51401 Zip Code | 44.10 years old |
| Iowa | 39.50 years old |
| U.S. | 38.50 years old |
| | 51401 Zip Code | % of the Total Population | Iowa | U.S. |
| Under 5 years | 874 | 7.06%, see rank | 6.63% | 6.54% |
| 5 to 9 years | 769 | 6.22%, see rank | 6.59% | 6.59% |
| 10 to 14 years | 797 | 6.44%, see rank | 6.59% | 6.70% |
| 15 to 19 years | 840 | 6.79%, see rank | 7.12% | 7.14% |
| 20 to 24 years | 579 | 4.68%, see rank | 7.00% | 6.99% |
| 25 to 34 years | 1,383 | 11.18%, see rank | 12.56% | 13.30% |
| 35 to 44 years | 1,407 | 11.37%, see rank | 11.97% | 13.30% |
| 45 to 54 years | 1,895 | 15.32%, see rank | 14.43% | 14.58% |
| 55 to 64 years | 1,534 | 12.40%, see rank | 12.24% | 11.82% |
| 65 to 74 years | 951 | 7.69%, see rank | 7.37% | 7.03% |
| 75 to 84 | 869 | 7.02%, see rank | 5.04% | 4.23% |
| 85 years and over | 475 | 3.84%, see rank | 2.45% | 1.78% |
ACS 2008-2012 data
Total population: 12,166
Median Age (
see rank)
| 51401 Zip Code | 42.00 years old |
| Iowa | 38.00 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 51401 Zip Code | 41.10 years old |
| Iowa | 36.60 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 51401 Zip Code | 43.40 years old |
| Iowa | 39.40 years old |
| U.S. | 38.50 years old |
| | 51401 Zip Code | % of the Total Population | Iowa | U.S. |
| Under 5 years | 787 | 6.47%, see rank | 6.53% | 6.51% |
| 5 to 9 years | 986 | 8.10%, see rank | 6.58% | 6.57% |
| 10 to 14 years | 705 | 5.79%, see rank | 6.60% | 6.68% |
| 15 to 19 years | 806 | 6.63%, see rank | 7.14% | 7.09% |
| 20 to 24 years | 537 | 4.41%, see rank | 7.08% | 7.04% |
| 25 to 34 years | 1,311 | 10.78%, see rank | 12.55% | 13.32% |
| 35 to 44 years | 1,484 | 12.20%, see rank | 12.02% | 13.34% |
| 45 to 54 years | 1,767 | 14.52%, see rank | 14.28% | 14.44% |
| 55 to 64 years | 1,592 | 13.09%, see rank | 12.27% | 11.84% |
| 65 to 74 years | 906 | 7.45%, see rank | 7.45% | 7.12% |
| 75 to 84 | 801 | 6.58%, see rank | 5.08% | 4.25% |
| 85 years and over | 484 | 3.98%, see rank | 2.42% | 1.78% |
US Census 2000 data
Total population: 12,288
Median Age (
see rank)
| 51401 Zip Code | 38.10 years old |
| Iowa | 36.60 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| 51401 Zip Code | 36.10 years old |
| Iowa | 35.20 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| 51401 Zip Code | 40.00 years old |
| Iowa | 38.00 years old |
| U.S. | 36.50 years old |
| | 51401 Zip Code | % of the Total Population | Iowa | U.S. |
| Under 5 years | 760 | 6.18%, see rank | 6.44% | 6.81% |
| 5 to 9 years | 888 | 7.23%, see rank | 6.92% | 7.30% |
| 10 to 14 years | 1,006 | 8.19%, see rank | 7.19% | 7.29% |
| 15 to 19 years | 1,004 | 8.17%, see rank | 7.74% | 7.18% |
| 20 to 24 years | 649 | 5.28%, see rank | 6.96% | 6.74% |
| 25 to 34 years | 1,319 | 10.73%, see rank | 12.41% | 14.18% |
| 35 to 44 years | 1,880 | 15.30%, see rank | 15.21% | 16.04% |
| 45 to 54 years | 1,544 | 12.57%, see rank | 13.42% | 13.39% |
| 55 to 64 years | 988 | 8.04%, see rank | 8.80% | 8.63% |
| 65 to 74 years | 1,068 | 8.69%, see rank | 7.24% | 6.54% |
| 75 to 84 | 837 | 6.81%, see rank | 5.44% | 4.39% |
| 85 years and over | 345 | 2.81%, 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.
