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Washington County Historical Household and Family Data
ACS 2010-2014 data
Total population: 126,609
| Washington County | Rhode Island | U.S. | |
| Total Households | 49,491, 100% | 409,569 | 116,211,092 |
| Average Household Size | 2.43, see rank | 2.47 | 2.63 |
| 1 Person Households | 13,123, 26.52%, see rank | 30.24% | 27.57% |
| 2 or More Person Households | 36,368, 73.48%, see rank | 69.76% | 72.43% |
| Family Households (Families) | 32,541, 65.75%, see rank | 62.51% | 66.22% |
| Average Family Size | 2.99, see rank | 3.18 | 3.32 |
| Married-Couple Family | 26,130, 52.80%, see rank | 43.97% | 48.42% |
| Nonfamily Households | 16,950, 34.25%, see rank | 37.49% | 33.78% |
US Census 2010 data
Total population: 126,979
| Washington County | Rhode Island | U.S. | |
| Total Households | 49,177, 100% | 413,600 | 116,716,292 |
| Average Household Size | 2.45, see rank | 2.44 | 2.58 |
| 1 Person Households | 12,825, 26.08%, see rank | 29.62% | 26.74% |
| 2 or More Person Households | 36,352, 73.92%, see rank | 70.38% | 73.26% |
| Family Households (Families) | 32,297, 65.68%, see rank | 62.76% | 66.43% |
| Average Family Size | 2.95, see rank | 3.04 | 3.14 |
| Married-Couple Family | 25,672, 52.20%, see rank | 44.46% | 48.42% |
| Nonfamily Households | 16,880, 34.32%, see rank | 37.24% | 33.57% |
ACS 2008-2012 data
Total population: 126,692
| Washington County | Rhode Island | U.S. | |
| Total Households | 49,348, 100% | 410,639 | 115,226,802 |
| Average Household Size | 2.44, see rank | 2.46 | 2.61 |
| 1 Person Households | 13,122, 26.59%, see rank | 30.62% | 27.45% |
| 2 or More Person Households | 36,226, 73.41%, see rank | 69.38% | 72.55% |
| Family Households (Families) | 32,722, 66.31%, see rank | 62.37% | 66.47% |
| Average Family Size | 3.02, see rank | 3.18 | 3.29 |
| Married-Couple Family | 26,392, 53.48%, see rank | 44.66% | 48.97% |
| Nonfamily Households | 16,626, 33.69%, see rank | 37.63% | 33.53% |
ACS 2006-2010 data
Total population: 126,987
| Washington County | Rhode Island | U.S. | |
| Total Households | 49,130, 100% | 410,305 | 114,235,996 |
| Average Household Size | 2.47, see rank | 2.47 | 2.59 |
| 1 Person Households | 12,894, 26.24%, see rank | 30.28% | 27.24% |
| 2 or More Person Households | 36,236, 73.76%, see rank | 69.72% | 72.76% |
| Family Households (Families) | 32,668, 66.49%, see rank | 63.02% | 66.75% |
| Average Family Size | 3.05, see rank | 3.18 | 3.25 |
| Married-Couple Family | 26,666, 54.28%, see rank | 45.83% | 49.60% |
| Nonfamily Households | 16,462, 33.51%, see rank | 36.98% | 33.25% |
ACS 2005-2009 data
Total population: 127,064
| Washington County | Rhode Island | U.S. | |
| Total Households | 48,939, 100% | 404,227 | 112,611,029 |
| Average Household Size | 2.50, see rank | 2.52 | 2.60 |
| 1 Person Households | 12,428, 25.39%, see rank | 30.10% | 27.32% |
| 2 or More Person Households | 36,511, 74.61%, see rank | 69.90% | 72.68% |
| Family Households (Families) | 32,792, 67.01%, see rank | 63.58% | 66.67% |
| Average Family Size | 3.07, see rank | 3.24 | 3.27 |
| Married-Couple Family | 27,065, 55.30%, see rank | 46.72% | 49.71% |
| Nonfamily Households | 16,147, 32.99%, see rank | 36.42% | 33.33% |
US Census 2000 data
Total population: 123,546
| Washington County | Rhode Island | U.S. | |
| Total Households | 46,907, 100% | 408,424 | 105,480,101 |
| Average Household Size | 2.52, see rank | 2.47 | 2.59 |
| 1 Person Households | 11,302, 24.09%, see rank | 28.57% | 25.82% |
| 2 or More Person Households | 35,605, 75.91%, see rank | 71.43% | 74.18% |
| Family Households (Families) | 32,020, 68.26%, see rank | 64.98% | 68.06% |
| Average Family Size | 3.01, see rank | 3.07 | 3.14 |
| Married-Couple Family | 26,014, 55.46%, see rank | 48.17% | 51.66% |
| Nonfamily Households | 14,887, 31.74%, see rank | 35.02% | 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.