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Buffalo County Historical Household and Family Data
ACS 2010-2014 data
Total population: 2,013
| Buffalo County | South Dakota | U.S. | |
| Total Households | 543, 100% | 327,101 | 116,211,092 |
| Average Household Size | 3.70, see rank | 2.45 | 2.63 |
| 1 Person Households | 110, 20.26%, see rank | 29.47% | 27.57% |
| 2 or More Person Households | 433, 79.74%, see rank | 70.53% | 72.43% |
| Family Households (Families) | 411, 75.69%, see rank | 64.44% | 66.22% |
| Average Family Size | 4.53, see rank | 3.11 | 3.32 |
| Married-Couple Family | 208, 38.31%, see rank | 50.30% | 48.42% |
| Nonfamily Households | 132, 24.31%, see rank | 35.56% | 33.78% |
US Census 2010 data
Total population: 1,912
| Buffalo County | South Dakota | U.S. | |
| Total Households | 532, 100% | 322,282 | 116,716,292 |
| Average Household Size | 3.59, see rank | 2.42 | 2.58 |
| 1 Person Households | 101, 18.98%, see rank | 29.36% | 26.74% |
| 2 or More Person Households | 431, 81.02%, see rank | 70.64% | 73.26% |
| Family Households (Families) | 407, 76.50%, see rank | 64.22% | 66.43% |
| Average Family Size | 4.06, see rank | 3.00 | 3.14 |
| Married-Couple Family | 176, 33.08%, see rank | 50.15% | 48.42% |
| Nonfamily Households | 125, 23.50%, see rank | 35.78% | 33.57% |
ACS 2008-2012 data
Total population: 1,950
| Buffalo County | South Dakota | U.S. | |
| Total Households | 566, 100% | 320,467 | 115,226,802 |
| Average Household Size | 3.44, see rank | 2.44 | 2.61 |
| 1 Person Households | 104, 18.37%, see rank | 29.39% | 27.45% |
| 2 or More Person Households | 462, 81.63%, see rank | 70.61% | 72.55% |
| Family Households (Families) | 447, 78.98%, see rank | 64.82% | 66.47% |
| Average Family Size | 4.06, see rank | 3.10 | 3.29 |
| Married-Couple Family | 209, 36.93%, see rank | 50.99% | 48.97% |
| Nonfamily Households | 119, 21.02%, see rank | 35.18% | 33.53% |
ACS 2006-2010 data
Total population: 1,932
| Buffalo County | South Dakota | U.S. | |
| Total Households | 503, 100% | 315,468 | 114,235,996 |
| Average Household Size | 3.84, see rank | 2.43 | 2.59 |
| 1 Person Households | 62, 12.33%, see rank | 29.03% | 27.24% |
| 2 or More Person Households | 441, 87.67%, see rank | 70.97% | 72.76% |
| Family Households (Families) | 430, 85.49%, see rank | 65.26% | 66.75% |
| Average Family Size | 4.30, see rank | 3.07 | 3.25 |
| Married-Couple Family | 145, 28.83%, see rank | 51.99% | 49.60% |
| Nonfamily Households | 73, 14.51%, see rank | 34.74% | 33.25% |
ACS 2005-2009 data
Total population: 2,091
| Buffalo County | South Dakota | U.S. | |
| Total Households | 526, 100% | 314,674 | 112,611,029 |
| Average Household Size | 3.98, see rank | 2.43 | 2.60 |
| 1 Person Households | 69, 13.12%, see rank | 29.03% | 27.32% |
| 2 or More Person Households | 457, 86.88%, see rank | 70.97% | 72.68% |
| Family Households (Families) | 450, 85.55%, see rank | 65.18% | 66.67% |
| Average Family Size | 4.44, see rank | 3.08 | 3.27 |
| Married-Couple Family | 133, 25.29%, see rank | 51.82% | 49.71% |
| Nonfamily Households | 76, 14.45%, see rank | 34.82% | 33.33% |
US Census 2000 data
Total population: 2,032
| Buffalo County | South Dakota | U.S. | |
| Total Households | 526, 100% | 290,245 | 105,480,101 |
| Average Household Size | 3.83, see rank | 2.50 | 2.59 |
| 1 Person Households | 84, 15.97%, see rank | 27.58% | 25.82% |
| 2 or More Person Households | 442, 84.03%, see rank | 72.42% | 74.18% |
| Family Households (Families) | 422, 80.23%, see rank | 66.95% | 68.06% |
| Average Family Size | 4.23, see rank | 3.07 | 3.14 |
| Married-Couple Family | 198, 37.64%, see rank | 54.23% | 51.66% |
| Nonfamily Households | 104, 19.77%, see rank | 33.05% | 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.