50231 Zip Code Historical Age Data
ACS 2010-2014 data
Total population: 146
Median Age (
see rank)
| 50231 Zip Code | 51.20 years old |
| Iowa | 38.00 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| 50231 Zip Code | 52.00 years old |
| Iowa | 36.70 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| 50231 Zip Code | 51.00 years old |
| Iowa | 39.40 years old |
| U.S. | 38.80 years old |
| | 50231 Zip Code | % of the Total Population | Iowa | U.S. |
| Under 5 years | 5 | 3.42%, see rank | 6.39% | 6.36% |
| 5 to 9 years | 2 | 1.37%, see rank | 6.62% | 6.51% |
| 10 to 14 years | 9 | 6.16%, see rank | 6.58% | 6.59% |
| 15 to 19 years | 1 | 0.68%, see rank | 6.96% | 6.85% |
| 20 to 24 years | 2 | 1.37%, see rank | 7.21% | 7.13% |
| 25 to 34 years | 11 | 7.53%, see rank | 12.65% | 13.47% |
| 35 to 44 years | 10 | 6.85%, see rank | 11.80% | 12.96% |
| 45 to 54 years | 54 | 36.99%, see rank | 13.73% | 14.09% |
| 55 to 64 years | 28 | 19.18%, see rank | 12.80% | 12.29% |
| 65 to 74 years | 15 | 10.27%, see rank | 7.81% | 7.64% |
| 75 to 84 | 8 | 5.48%, see rank | 4.98% | 4.25% |
| 85 years and over | 1 | 0.68%, see rank | 2.48% | 1.85% |
US Census 2010 data
Total population: 173
Median Age (
see rank)
| 50231 Zip Code | 44.50 years old |
| Iowa | 38.10 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 50231 Zip Code | 45.00 years old |
| Iowa | 36.60 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 50231 Zip Code | 44.30 years old |
| Iowa | 39.50 years old |
| U.S. | 38.50 years old |
| | 50231 Zip Code | % of the Total Population | Iowa | U.S. |
| Under 5 years | 10 | 5.78%, see rank | 6.63% | 6.54% |
| 5 to 9 years | 11 | 6.36%, see rank | 6.59% | 6.59% |
| 10 to 14 years | 13 | 7.51%, see rank | 6.59% | 6.70% |
| 15 to 19 years | 7 | 4.05%, see rank | 7.12% | 7.14% |
| 20 to 24 years | 5 | 2.89%, see rank | 7.00% | 6.99% |
| 25 to 34 years | 23 | 13.29%, see rank | 12.56% | 13.30% |
| 35 to 44 years | 19 | 10.98%, see rank | 11.97% | 13.30% |
| 45 to 54 years | 36 | 20.81%, see rank | 14.43% | 14.58% |
| 55 to 64 years | 21 | 12.14%, see rank | 12.24% | 11.82% |
| 65 to 74 years | 17 | 9.83%, see rank | 7.37% | 7.03% |
| 75 to 84 | 10 | 5.78%, see rank | 5.04% | 4.23% |
| 85 years and over | 1 | 0.58%, see rank | 2.45% | 1.78% |
ACS 2008-2012 data
Total population: 144
Median Age (
see rank)
| 50231 Zip Code | 49.80 years old |
| Iowa | 38.00 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| 50231 Zip Code | 49.00 years old |
| Iowa | 36.60 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| 50231 Zip Code | 51.10 years old |
| Iowa | 39.40 years old |
| U.S. | 38.50 years old |
| | 50231 Zip Code | % of the Total Population | Iowa | U.S. |
| Under 5 years | 1 | 0.69%, see rank | 6.53% | 6.51% |
| 5 to 9 years | 6 | 4.17%, see rank | 6.58% | 6.57% |
| 10 to 14 years | 5 | 3.47%, see rank | 6.60% | 6.68% |
| 15 to 19 years | 10 | 6.94%, see rank | 7.14% | 7.09% |
| 20 to 24 years | 0 | 0.00%, see rank | 7.08% | 7.04% |
| 25 to 34 years | 9 | 6.25%, see rank | 12.55% | 13.32% |
| 35 to 44 years | 12 | 8.33%, see rank | 12.02% | 13.34% |
| 45 to 54 years | 55 | 38.19%, see rank | 14.28% | 14.44% |
| 55 to 64 years | 26 | 18.06%, see rank | 12.27% | 11.84% |
| 65 to 74 years | 16 | 11.11%, see rank | 7.45% | 7.12% |
| 75 to 84 | 3 | 2.08%, see rank | 5.08% | 4.25% |
| 85 years and over | 1 | 0.69%, see rank | 2.42% | 1.78% |
US Census 2000 data
Total population: 138
Median Age (
see rank)
| 50231 Zip Code | 38.00 years old |
| Iowa | 36.60 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| 50231 Zip Code | 36.50 years old |
| Iowa | 35.20 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| 50231 Zip Code | 41.40 years old |
| Iowa | 38.00 years old |
| U.S. | 36.50 years old |
| | 50231 Zip Code | % of the Total Population | Iowa | U.S. |
| Under 5 years | 13 | 9.42%, see rank | 6.44% | 6.81% |
| 5 to 9 years | 11 | 7.97%, see rank | 6.92% | 7.30% |
| 10 to 14 years | 5 | 3.62%, see rank | 7.19% | 7.29% |
| 15 to 19 years | 3 | 2.17%, see rank | 7.74% | 7.18% |
| 20 to 24 years | 11 | 7.97%, see rank | 6.96% | 6.74% |
| 25 to 34 years | 19 | 13.77%, see rank | 12.41% | 14.18% |
| 35 to 44 years | 21 | 15.22%, see rank | 15.21% | 16.04% |
| 45 to 54 years | 18 | 13.04%, see rank | 13.42% | 13.39% |
| 55 to 64 years | 17 | 12.32%, see rank | 8.80% | 8.63% |
| 65 to 74 years | 12 | 8.70%, see rank | 7.24% | 6.54% |
| 75 to 84 | 8 | 5.80%, see rank | 5.44% | 4.39% |
| 85 years and over | 0 | 0.00%, 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.
