Benton County Historical Household and Family Data
ACS 2010-2014 data
Total population: 182,053
| Benton County | Washington | U.S. | |
| Total Households | 66,625, 100% | 2,645,396 | 116,211,092 |
| Average Household Size | 2.71, see rank | 2.55 | 2.63 |
| 1 Person Households | 17,242, 25.88%, see rank | 27.79% | 27.57% |
| 2 or More Person Households | 49,383, 74.12%, see rank | 72.21% | 72.43% |
| Family Households (Families) | 46,128, 69.24%, see rank | 64.48% | 66.22% |
| Average Family Size | 3.36, see rank | 3.23 | 3.32 |
| Married-Couple Family | 35,999, 54.03%, see rank | 49.73% | 48.42% |
| Nonfamily Households | 20,497, 30.76%, see rank | 35.52% | 33.78% |
US Census 2010 data
Total population: 175,177
| Benton County | Washington | U.S. | |
| Total Households | 65,304, 100% | 2,620,076 | 116,716,292 |
| Average Household Size | 2.66, see rank | 2.51 | 2.58 |
| 1 Person Households | 15,872, 24.30%, see rank | 27.16% | 26.74% |
| 2 or More Person Households | 49,432, 75.70%, see rank | 72.84% | 73.26% |
| Family Households (Families) | 45,699, 69.98%, see rank | 64.40% | 66.43% |
| Average Family Size | 3.17, see rank | 3.06 | 3.14 |
| Married-Couple Family | 35,115, 53.77%, see rank | 49.19% | 48.42% |
| Nonfamily Households | 19,605, 30.02%, see rank | 35.60% | 33.57% |
ACS 2008-2012 data
Total population: 175,424
| Benton County | Washington | U.S. | |
| Total Households | 64,660, 100% | 2,619,995 | 115,226,802 |
| Average Household Size | 2.69, see rank | 2.52 | 2.61 |
| 1 Person Households | 16,901, 26.14%, see rank | 27.74% | 27.45% |
| 2 or More Person Households | 47,759, 73.86%, see rank | 72.26% | 72.55% |
| Family Households (Families) | 44,678, 69.10%, see rank | 64.49% | 66.47% |
| Average Family Size | 3.33, see rank | 3.18 | 3.29 |
| Married-Couple Family | 35,194, 54.43%, see rank | 49.98% | 48.97% |
| Nonfamily Households | 19,982, 30.90%, see rank | 35.51% | 33.53% |
ACS 2006-2010 data
Total population: 167,077
| Benton County | Washington | U.S. | |
| Total Households | 62,038, 100% | 2,577,375 | 114,235,996 |
| Average Household Size | 2.67, see rank | 2.49 | 2.59 |
| 1 Person Households | 15,434, 24.88%, see rank | 27.74% | 27.24% |
| 2 or More Person Households | 46,604, 75.12%, see rank | 72.26% | 72.76% |
| Family Households (Families) | 43,732, 70.49%, see rank | 64.62% | 66.75% |
| Average Family Size | 3.27, see rank | 3.14 | 3.25 |
| Married-Couple Family | 34,269, 55.24%, see rank | 50.17% | 49.60% |
| Nonfamily Households | 18,306, 29.51%, see rank | 35.38% | 33.25% |
ACS 2005-2009 data
Total population: 161,077
| Benton County | Washington | U.S. | |
| Total Households | 58,394, 100% | 2,512,327 | 112,611,029 |
| Average Household Size | 2.74, see rank | 2.52 | 2.60 |
| 1 Person Households | 15,054, 25.78%, see rank | 27.81% | 27.32% |
| 2 or More Person Households | 43,340, 74.22%, see rank | 72.19% | 72.68% |
| Family Households (Families) | 40,779, 69.83%, see rank | 64.50% | 66.67% |
| Average Family Size | 3.37, see rank | 3.18 | 3.27 |
| Married-Couple Family | 31,862, 54.56%, see rank | 50.27% | 49.71% |
| Nonfamily Households | 17,615, 30.17%, see rank | 35.50% | 33.33% |
US Census 2000 data
Total population: 142,475
| Benton County | Washington | U.S. | |
| Total Households | 52,866, 100% | 2,271,398 | 105,480,101 |
| Average Household Size | 2.68, see rank | 2.53 | 2.59 |
| 1 Person Households | 12,288, 23.24%, see rank | 26.17% | 25.82% |
| 2 or More Person Households | 40,578, 76.76%, see rank | 73.83% | 74.18% |
| Family Households (Families) | 38,075, 72.02%, see rank | 66.00% | 68.06% |
| Average Family Size | 3.17, see rank | 3.07 | 3.14 |
| Married-Couple Family | 30,437, 57.57%, see rank | 52.04% | 51.66% |
| Nonfamily Households | 14,791, 27.98%, see rank | 34.00% | 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.