Derby, IA Historical Household and Family Data
ACS 2010-2014 data
Total population: 103
| Derby, IA | Iowa | U.S. | |
| Total Households | 42, 100% | 1,232,228 | 116,211,092 |
| Average Household Size | 2.45, see rank | 2.42 | 2.63 |
| 1 Person Households | 12, 28.57%, see rank | 28.77% | 27.57% |
| 2 or More Person Households | 30, 71.43%, see rank | 71.23% | 72.43% |
| Family Households (Families) | 29, 69.05%, see rank | 64.68% | 66.22% |
| Average Family Size | 3.07, see rank | 3.05 | 3.32 |
| Married-Couple Family | 23, 54.76%, see rank | 51.37% | 48.42% |
| Nonfamily Households | 13, 30.95%, see rank | 35.32% | 33.78% |
US Census 2010 data
Total population: 115
| Derby, IA | Iowa | U.S. | |
| Total Households | 47, 100% | 1,221,576 | 116,716,292 |
| Average Household Size | 2.45, see rank | 2.41 | 2.58 |
| 1 Person Households | 12, 25.53%, see rank | 28.45% | 26.74% |
| 2 or More Person Households | 35, 74.47%, see rank | 71.55% | 73.26% |
| Family Households (Families) | 31, 65.96%, see rank | 64.67% | 66.43% |
| Average Family Size | 2.97, see rank | 2.97 | 3.14 |
| Married-Couple Family | 25, 53.19%, see rank | 51.18% | 48.42% |
| Nonfamily Households | 16, 34.04%, see rank | 35.33% | 33.57% |
ACS 2008-2012 data
Total population: 109
| Derby, IA | Iowa | U.S. | |
| Total Households | 45, 100% | 1,223,509 | 115,226,802 |
| Average Household Size | 2.42, see rank | 2.41 | 2.61 |
| 1 Person Households | 6, 13.33%, see rank | 28.63% | 27.45% |
| 2 or More Person Households | 39, 86.67%, see rank | 71.37% | 72.55% |
| Family Households (Families) | 35, 77.78%, see rank | 65.05% | 66.47% |
| Average Family Size | 2.77, see rank | 3.03 | 3.29 |
| Married-Couple Family | 30, 66.67%, see rank | 51.96% | 48.97% |
| Nonfamily Households | 10, 22.22%, see rank | 34.95% | 33.53% |
ACS 2006-2010 data
Total population: 125
| Derby, IA | Iowa | U.S. | |
| Total Households | 44, 100% | 1,215,954 | 114,235,996 |
| Average Household Size | 2.84, see rank | 2.40 | 2.59 |
| 1 Person Households | 0, 0.00%, see rank | 28.44% | 27.24% |
| 2 or More Person Households | 44, 100.00%, see rank | 71.56% | 72.76% |
| Family Households (Families) | 39, 88.64%, see rank | 65.29% | 66.75% |
| Average Family Size | 3.00, see rank | 3.01 | 3.25 |
| Married-Couple Family | 35, 79.55%, see rank | 52.60% | 49.60% |
| Nonfamily Households | 5, 11.36%, see rank | 34.71% | 33.25% |
ACS 2005-2009 data
Total population: 169
| Derby, IA | Iowa | U.S. | |
| Total Households | 59, 100% | 1,215,970 | 112,611,029 |
| Average Household Size | 2.86, see rank | 2.36 | 2.60 |
| 1 Person Households | 10, 16.95%, see rank | 28.28% | 27.32% |
| 2 or More Person Households | 49, 83.05%, see rank | 71.72% | 72.68% |
| Family Households (Families) | 44, 74.58%, see rank | 65.23% | 66.67% |
| Average Family Size | 3.41, see rank | 2.96 | 3.27 |
| Married-Couple Family | 36, 61.02%, see rank | 52.57% | 49.71% |
| Nonfamily Households | 15, 25.42%, see rank | 34.77% | 33.33% |
US Census 2000 data
Total population: 131
| Derby, IA | Iowa | U.S. | |
| Total Households | 53, 100% | 1,149,276 | 105,480,101 |
| Average Household Size | 2.47, see rank | 2.46 | 2.59 |
| 1 Person Households | 18, 33.96%, see rank | 27.24% | 25.82% |
| 2 or More Person Households | 35, 66.04%, see rank | 72.76% | 74.18% |
| Family Households (Families) | 34, 64.15%, see rank | 66.97% | 68.06% |
| Average Family Size | 3.21, see rank | 3.00 | 3.14 |
| Married-Couple Family | 24, 45.28%, see rank | 55.10% | 51.66% |
| Nonfamily Households | 19, 35.85%, 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.