Richmond County Historical Household and Family Data
ACS 2010-2014 data
Total population: 471,522
| Richmond County | New York | U.S. | |
| Total Households | 165,079, 100% | 7,255,528 | 116,211,092 |
| Average Household Size | 2.81, see rank | 2.62 | 2.63 |
| 1 Person Households | 37,387, 22.65%, see rank | 29.55% | 27.57% |
| 2 or More Person Households | 127,692, 77.35%, see rank | 70.45% | 72.43% |
| Family Households (Families) | 122,414, 74.15%, see rank | 63.90% | 66.22% |
| Average Family Size | 3.38, see rank | 3.38 | 3.32 |
| Married-Couple Family | 90,661, 54.92%, see rank | 44.12% | 48.42% |
| Nonfamily Households | 42,665, 25.85%, see rank | 36.10% | 33.78% |
US Census 2010 data
Total population: 468,730
| Richmond County | New York | U.S. | |
| Total Households | 165,516, 100% | 7,317,755 | 116,716,292 |
| Average Household Size | 2.78, see rank | 2.57 | 2.58 |
| 1 Person Households | 40,007, 24.17%, see rank | 29.12% | 26.74% |
| 2 or More Person Households | 125,509, 75.83%, see rank | 70.88% | 73.26% |
| Family Households (Families) | 118,551, 71.63%, see rank | 63.54% | 66.43% |
| Average Family Size | 3.34, see rank | 3.20 | 3.14 |
| Married-Couple Family | 86,273, 52.12%, see rank | 43.63% | 48.42% |
| Nonfamily Households | 46,965, 28.37%, see rank | 36.46% | 33.57% |
ACS 2008-2012 data
Total population: 468,374
| Richmond County | New York | U.S. | |
| Total Households | 163,675, 100% | 7,230,896 | 115,226,802 |
| Average Household Size | 2.80, see rank | 2.60 | 2.61 |
| 1 Person Households | 36,355, 22.21%, see rank | 29.31% | 27.45% |
| 2 or More Person Households | 127,320, 77.79%, see rank | 70.69% | 72.55% |
| Family Households (Families) | 121,782, 74.40%, see rank | 64.26% | 66.47% |
| Average Family Size | 3.37, see rank | 3.35 | 3.29 |
| Married-Couple Family | 90,804, 55.48%, see rank | 44.60% | 48.97% |
| Nonfamily Households | 41,893, 25.60%, see rank | 35.74% | 33.53% |
ACS 2006-2010 data
Total population: 463,450
| Richmond County | New York | U.S. | |
| Total Households | 164,279, 100% | 7,205,740 | 114,235,996 |
| Average Household Size | 2.76, see rank | 2.59 | 2.59 |
| 1 Person Households | 35,644, 21.70%, see rank | 29.08% | 27.24% |
| 2 or More Person Households | 128,635, 78.30%, see rank | 70.92% | 72.76% |
| Family Households (Families) | 122,677, 74.68%, see rank | 64.62% | 66.75% |
| Average Family Size | 3.30, see rank | 3.31 | 3.25 |
| Married-Couple Family | 92,319, 56.20%, see rank | 45.20% | 49.60% |
| Nonfamily Households | 41,602, 25.32%, see rank | 35.38% | 33.25% |
ACS 2005-2009 data
Total population: 483,168
| Richmond County | New York | U.S. | |
| Total Households | 166,783, 100% | 7,137,013 | 112,611,029 |
| Average Household Size | 2.83, see rank | 2.64 | 2.60 |
| 1 Person Households | 35,891, 21.52%, see rank | 29.48% | 27.32% |
| 2 or More Person Households | 130,892, 78.48%, see rank | 70.52% | 72.68% |
| Family Households (Families) | 124,604, 74.71%, see rank | 64.46% | 66.67% |
| Average Family Size | 3.38, see rank | 3.40 | 3.27 |
| Married-Couple Family | 93,779, 56.23%, see rank | 45.27% | 49.71% |
| Nonfamily Households | 42,179, 25.29%, see rank | 35.54% | 33.33% |
US Census 2000 data
Total population: 443,728
| Richmond County | New York | U.S. | |
| Total Households | 156,341, 100% | 7,056,860 | 105,480,101 |
| Average Household Size | 2.78, see rank | 2.61 | 2.59 |
| 1 Person Households | 36,332, 23.24%, see rank | 28.10% | 25.82% |
| 2 or More Person Households | 120,009, 76.76%, see rank | 71.90% | 74.18% |
| Family Households (Families) | 114,052, 72.95%, see rank | 65.74% | 68.06% |
| Average Family Size | 3.31, see rank | 3.22 | 3.14 |
| Married-Couple Family | 85,912, 54.95%, see rank | 46.61% | 51.66% |
| Nonfamily Households | 42,289, 27.05%, see rank | 34.26% | 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.