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Mount Vernon, SD Historical Household and Family Data
ACS 2010-2014 data
Total population: 558
| Mount Vernon, SD | South Dakota | U.S. | |
| Total Households | 197, 100% | 327,101 | 116,211,092 |
| Average Household Size | 2.83, see rank | 2.45 | 2.63 |
| 1 Person Households | 29, 14.72%, see rank | 29.47% | 27.57% |
| 2 or More Person Households | 168, 85.28%, see rank | 70.53% | 72.43% |
| Family Households (Families) | 163, 82.74%, see rank | 64.44% | 66.22% |
| Average Family Size | 3.18, see rank | 3.11 | 3.32 |
| Married-Couple Family | 133, 67.51%, see rank | 50.30% | 48.42% |
| Nonfamily Households | 34, 17.26%, see rank | 35.56% | 33.78% |
US Census 2010 data
Total population: 462
| Mount Vernon, SD | South Dakota | U.S. | |
| Total Households | 178, 100% | 322,282 | 116,716,292 |
| Average Household Size | 2.60, see rank | 2.42 | 2.58 |
| 1 Person Households | 46, 25.84%, see rank | 29.36% | 26.74% |
| 2 or More Person Households | 132, 74.16%, see rank | 70.64% | 73.26% |
| Family Households (Families) | 125, 70.22%, see rank | 64.22% | 66.43% |
| Average Family Size | 3.15, see rank | 3.00 | 3.14 |
| Married-Couple Family | 105, 58.99%, see rank | 50.15% | 48.42% |
| Nonfamily Households | 53, 29.78%, see rank | 35.78% | 33.57% |
ACS 2008-2012 data
Total population: 423
| Mount Vernon, SD | South Dakota | U.S. | |
| Total Households | 168, 100% | 320,467 | 115,226,802 |
| Average Household Size | 2.52, see rank | 2.44 | 2.61 |
| 1 Person Households | 38, 22.62%, see rank | 29.39% | 27.45% |
| 2 or More Person Households | 130, 77.38%, see rank | 70.61% | 72.55% |
| Family Households (Families) | 116, 69.05%, see rank | 64.82% | 66.47% |
| Average Family Size | 3.14, see rank | 3.10 | 3.29 |
| Married-Couple Family | 95, 56.55%, see rank | 50.99% | 48.97% |
| Nonfamily Households | 52, 30.95%, see rank | 35.18% | 33.53% |
ACS 2006-2010 data
Total population: 415
| Mount Vernon, SD | South Dakota | U.S. | |
| Total Households | 164, 100% | 315,468 | 114,235,996 |
| Average Household Size | 2.53, see rank | 2.43 | 2.59 |
| 1 Person Households | 35, 21.34%, see rank | 29.03% | 27.24% |
| 2 or More Person Households | 129, 78.66%, see rank | 70.97% | 72.76% |
| Family Households (Families) | 112, 68.29%, see rank | 65.26% | 66.75% |
| Average Family Size | 3.14, see rank | 3.07 | 3.25 |
| Married-Couple Family | 99, 60.37%, see rank | 51.99% | 49.60% |
| Nonfamily Households | 52, 31.71%, see rank | 34.74% | 33.25% |
ACS 2005-2009 data
Total population: 391
| Mount Vernon, SD | South Dakota | U.S. | |
| Total Households | 161, 100% | 314,674 | 112,611,029 |
| Average Household Size | 2.43, see rank | 2.43 | 2.60 |
| 1 Person Households | 50, 31.06%, see rank | 29.03% | 27.32% |
| 2 or More Person Households | 111, 68.94%, see rank | 70.97% | 72.68% |
| Family Households (Families) | 97, 60.25%, see rank | 65.18% | 66.67% |
| Average Family Size | 3.25, see rank | 3.08 | 3.27 |
| Married-Couple Family | 82, 50.93%, see rank | 51.82% | 49.71% |
| Nonfamily Households | 64, 39.75%, see rank | 34.82% | 33.33% |
US Census 2000 data
Total population: 477
| Mount Vernon, SD | South Dakota | U.S. | |
| Total Households | 177, 100% | 290,245 | 105,480,101 |
| Average Household Size | 2.69, see rank | 2.50 | 2.59 |
| 1 Person Households | 41, 23.16%, see rank | 27.58% | 25.82% |
| 2 or More Person Households | 136, 76.84%, see rank | 72.42% | 74.18% |
| Family Households (Families) | 127, 71.75%, see rank | 66.95% | 68.06% |
| Average Family Size | 3.23, see rank | 3.07 | 3.14 |
| Married-Couple Family | 112, 63.28%, see rank | 54.23% | 51.66% |
| Nonfamily Households | 50, 28.25%, 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.