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Williamson, IA Historical Household and Family Data
ACS 2010-2014 data
Total population: 123
| Williamson, IA | Iowa | U.S. | |
| Total Households | 58, 100% | 1,232,228 | 116,211,092 |
| Average Household Size | 2.12, see rank | 2.42 | 2.63 |
| 1 Person Households | 16, 27.59%, see rank | 28.77% | 27.57% |
| 2 or More Person Households | 42, 72.41%, see rank | 71.23% | 72.43% |
| Family Households (Families) | 31, 53.45%, see rank | 64.68% | 66.22% |
| Average Family Size | 2.87, see rank | 3.05 | 3.32 |
| Married-Couple Family | 23, 39.66%, see rank | 51.37% | 48.42% |
| Nonfamily Households | 27, 46.55%, see rank | 35.32% | 33.78% |
US Census 2010 data
Total population: 152
| Williamson, IA | Iowa | U.S. | |
| Total Households | 63, 100% | 1,221,576 | 116,716,292 |
| Average Household Size | 2.41, see rank | 2.41 | 2.58 |
| 1 Person Households | 16, 25.40%, see rank | 28.45% | 26.74% |
| 2 or More Person Households | 47, 74.60%, see rank | 71.55% | 73.26% |
| Family Households (Families) | 40, 63.49%, see rank | 64.67% | 66.43% |
| Average Family Size | 2.85, see rank | 2.97 | 3.14 |
| Married-Couple Family | 22, 34.92%, see rank | 51.18% | 48.42% |
| Nonfamily Households | 23, 36.51%, see rank | 35.33% | 33.57% |
ACS 2008-2012 data
Total population: 133
| Williamson, IA | Iowa | U.S. | |
| Total Households | 73, 100% | 1,223,509 | 115,226,802 |
| Average Household Size | 1.82, see rank | 2.41 | 2.61 |
| 1 Person Households | 35, 47.95%, see rank | 28.63% | 27.45% |
| 2 or More Person Households | 38, 52.05%, see rank | 71.37% | 72.55% |
| Family Households (Families) | 30, 41.10%, see rank | 65.05% | 66.47% |
| Average Family Size | 2.77, see rank | 3.03 | 3.29 |
| Married-Couple Family | 18, 24.66%, see rank | 51.96% | 48.97% |
| Nonfamily Households | 43, 58.90%, see rank | 34.95% | 33.53% |
ACS 2006-2010 data
Total population: 125
| Williamson, IA | Iowa | U.S. | |
| Total Households | 67, 100% | 1,215,954 | 114,235,996 |
| Average Household Size | 1.87, see rank | 2.40 | 2.59 |
| 1 Person Households | 33, 49.25%, see rank | 28.44% | 27.24% |
| 2 or More Person Households | 34, 50.75%, see rank | 71.56% | 72.76% |
| Family Households (Families) | 26, 38.81%, see rank | 65.29% | 66.75% |
| Average Family Size | 2.81, see rank | 3.01 | 3.25 |
| Married-Couple Family | 23, 34.33%, see rank | 52.60% | 49.60% |
| Nonfamily Households | 41, 61.19%, see rank | 34.71% | 33.25% |
ACS 2005-2009 data
Total population: 136
| Williamson, IA | Iowa | U.S. | |
| Total Households | 79, 100% | 1,215,970 | 112,611,029 |
| Average Household Size | 1.72, see rank | 2.36 | 2.60 |
| 1 Person Households | 47, 59.49%, see rank | 28.28% | 27.32% |
| 2 or More Person Households | 32, 40.51%, see rank | 71.72% | 72.68% |
| Family Households (Families) | 26, 32.91%, see rank | 65.23% | 66.67% |
| Average Family Size | 2.73, see rank | 2.96 | 3.27 |
| Married-Couple Family | 21, 26.58%, see rank | 52.57% | 49.71% |
| Nonfamily Households | 53, 67.09%, see rank | 34.77% | 33.33% |
US Census 2000 data
Total population: 163
| Williamson, IA | Iowa | U.S. | |
| Total Households | 71, 100% | 1,149,276 | 105,480,101 |
| Average Household Size | 2.30, see rank | 2.46 | 2.59 |
| 1 Person Households | 22, 30.99%, see rank | 27.24% | 25.82% |
| 2 or More Person Households | 49, 69.01%, see rank | 72.76% | 74.18% |
| Family Households (Families) | 46, 64.79%, see rank | 66.97% | 68.06% |
| Average Family Size | 2.76, see rank | 3.00 | 3.14 |
| Married-Couple Family | 31, 43.66%, see rank | 55.10% | 51.66% |
| Nonfamily Households | 25, 35.21%, 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.