51431 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 449
| 51431 Zip Code | Iowa | U.S. | |
| Total Households | 186, 100% | 1,232,228 | 116,211,092 |
| Average Household Size | 2.41, see rank | 2.42 | 2.63 |
| 1 Person Households | 44, 23.66%, see rank | 28.77% | 27.57% |
| 2 or More Person Households | 142, 76.34%, see rank | 71.23% | 72.43% |
| Family Households (Families) | 136, 73.12%, see rank | 64.68% | 66.22% |
| Average Family Size | 2.90, see rank | 3.05 | 3.32 |
| Married-Couple Family | 126, 67.74%, see rank | 51.37% | 48.42% |
| Nonfamily Households | 50, 26.88%, see rank | 35.32% | 33.78% |
US Census 2010 data
Total population: 394
| 51431 Zip Code | Iowa | U.S. | |
| Total Households | 170, 100% | 1,221,576 | 116,716,292 |
| Average Household Size | 2.32, see rank | 2.41 | 2.58 |
| 1 Person Households | 43, 25.29%, see rank | 28.45% | 26.74% |
| 2 or More Person Households | 127, 74.71%, see rank | 71.55% | 73.26% |
| Family Households (Families) | 121, 71.18%, see rank | 64.67% | 66.43% |
| Average Family Size | 2.76, see rank | 2.97 | 3.14 |
| Married-Couple Family | 106, 62.35%, see rank | 51.18% | 48.42% |
| Nonfamily Households | 49, 28.82%, see rank | 35.33% | 33.57% |
ACS 2008-2012 data
Total population: 366
| 51431 Zip Code | Iowa | U.S. | |
| Total Households | 150, 100% | 1,223,509 | 115,226,802 |
| Average Household Size | 2.44, see rank | 2.41 | 2.61 |
| 1 Person Households | 46, 30.67%, see rank | 28.63% | 27.45% |
| 2 or More Person Households | 104, 69.33%, see rank | 71.37% | 72.55% |
| Family Households (Families) | 100, 66.67%, see rank | 65.05% | 66.47% |
| Average Family Size | 3.13, see rank | 3.03 | 3.29 |
| Married-Couple Family | 89, 59.33%, see rank | 51.96% | 48.97% |
| Nonfamily Households | 50, 33.33%, see rank | 34.95% | 33.53% |
US Census 2000 data
Total population: 463
| 51431 Zip Code | Iowa | U.S. | |
| Total Households | 188, 100% | 1,149,276 | 105,480,101 |
| Average Household Size | 2.46, see rank | 2.46 | 2.59 |
| 1 Person Households | 59, 31.38%, see rank | 27.24% | 25.82% |
| 2 or More Person Households | 129, 68.62%, see rank | 72.76% | 74.18% |
| Family Households (Families) | 125, 66.49%, see rank | 66.97% | 68.06% |
| Average Family Size | 3.13, see rank | 3.00 | 3.14 |
| Married-Couple Family | 115, 61.17%, see rank | 55.10% | 51.66% |
| Nonfamily Households | 63, 33.51%, see rank | 33.03% | 31.94% |
* 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.