Sussex County Historical Household and Family Data
ACS 2010-2014 data
Total population: 203,737
| Sussex County | Delaware | U.S. | |
| Total Households | 78,361, 100% | 339,046 | 116,211,092 |
| Average Household Size | 2.56, see rank | 2.63 | 2.63 |
| 1 Person Households | 20,229, 25.82%, see rank | 26.56% | 27.57% |
| 2 or More Person Households | 58,132, 74.18%, see rank | 73.44% | 72.43% |
| Family Households (Families) | 53,572, 68.37%, see rank | 67.20% | 66.22% |
| Average Family Size | 3.16, see rank | 3.28 | 3.32 |
| Married-Couple Family | 39,809, 50.80%, see rank | 48.44% | 48.42% |
| Nonfamily Households | 24,789, 31.63%, see rank | 32.80% | 33.78% |
US Census 2010 data
Total population: 197,145
| Sussex County | Delaware | U.S. | |
| Total Households | 79,368, 100% | 342,297 | 116,716,292 |
| Average Household Size | 2.45, see rank | 2.55 | 2.58 |
| 1 Person Households | 20,285, 25.56%, see rank | 25.56% | 26.74% |
| 2 or More Person Households | 59,083, 74.44%, see rank | 74.44% | 73.26% |
| Family Households (Families) | 53,698, 67.66%, see rank | 67.41% | 66.43% |
| Average Family Size | 2.89, see rank | 3.06 | 3.14 |
| Married-Couple Family | 40,716, 51.30%, see rank | 48.29% | 48.42% |
| Nonfamily Households | 25,670, 32.34%, see rank | 32.59% | 33.57% |
ACS 2008-2012 data
Total population: 197,681
| Sussex County | Delaware | U.S. | |
| Total Households | 75,642, 100% | 334,076 | 115,226,802 |
| Average Household Size | 2.57, see rank | 2.62 | 2.61 |
| 1 Person Households | 20,040, 26.49%, see rank | 26.17% | 27.45% |
| 2 or More Person Households | 55,602, 73.51%, see rank | 73.83% | 72.55% |
| Family Households (Families) | 50,860, 67.24%, see rank | 67.59% | 66.47% |
| Average Family Size | 3.18, see rank | 3.26 | 3.29 |
| Married-Couple Family | 38,488, 50.88%, see rank | 49.08% | 48.97% |
| Nonfamily Households | 24,782, 32.76%, see rank | 32.41% | 33.53% |
ACS 2006-2010 data
Total population: 190,846
| Sussex County | Delaware | U.S. | |
| Total Households | 75,744, 100% | 331,639 | 114,235,996 |
| Average Household Size | 2.48, see rank | 2.58 | 2.59 |
| 1 Person Households | 19,645, 25.94%, see rank | 26.23% | 27.24% |
| 2 or More Person Households | 56,099, 74.06%, see rank | 73.77% | 72.76% |
| Family Households (Families) | 51,255, 67.67%, see rank | 67.78% | 66.75% |
| Average Family Size | 3.04, see rank | 3.20 | 3.25 |
| Married-Couple Family | 39,229, 51.79%, see rank | 49.60% | 49.60% |
| Nonfamily Households | 24,489, 32.33%, see rank | 32.22% | 33.25% |
ACS 2005-2009 data
Total population: 184,726
| Sussex County | Delaware | U.S. | |
| Total Households | 73,283, 100% | 325,160 | 112,611,029 |
| Average Household Size | 2.48, see rank | 2.58 | 2.60 |
| 1 Person Households | 19,357, 26.41%, see rank | 26.24% | 27.32% |
| 2 or More Person Households | 53,926, 73.59%, see rank | 73.76% | 72.68% |
| Family Households (Families) | 49,256, 67.21%, see rank | 67.69% | 66.67% |
| Average Family Size | 3.06, see rank | 3.20 | 3.27 |
| Married-Couple Family | 37,995, 51.85%, see rank | 49.90% | 49.71% |
| Nonfamily Households | 24,027, 32.79%, see rank | 32.31% | 33.33% |
US Census 2000 data
Total population: 156,638
| Sussex County | Delaware | U.S. | |
| Total Households | 62,577, 100% | 298,736 | 105,480,101 |
| Average Household Size | 2.45, see rank | 2.54 | 2.59 |
| 1 Person Households | 15,235, 24.35%, see rank | 24.98% | 25.82% |
| 2 or More Person Households | 47,342, 75.65%, see rank | 75.02% | 74.18% |
| Family Households (Families) | 43,869, 70.10%, see rank | 68.49% | 68.06% |
| Average Family Size | 2.88, see rank | 3.04 | 3.14 |
| Married-Couple Family | 34,353, 54.90%, see rank | 51.26% | 51.66% |
| Nonfamily Households | 18,708, 29.90%, see rank | 31.51% | 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.