North Dakota Historical Household and Family Data
ACS 2010-2014 data
Total population: 704,925
| North Dakota | % | U.S. | |
| Total Households | 292,616 | 100% | 116,211,092 |
| Average Household Size | 2.32, see rank | - | 2.63 |
| 1 Person Households | 91,257 | 31.19%, see rank | 27.57% |
| 2 or More Person Households | 201,359 | 68.81%, see rank | 72.43% |
| Family Households (Families) | 178,003 | 60.83%, see rank | 66.22% |
| Average Family Size | 3.00, see rank | - | 3.32 |
| Married-Couple Family | 143,549 | 49.06%, see rank | 48.42% |
| Nonfamily Households | 114,613 | 39.17%, see rank | 33.78% |
US Census 2010 data
Total population: 672,591
| North Dakota | % | U.S. | |
| Total Households | 281,192 | 100% | 116,716,292 |
| Average Household Size | 2.30, see rank | - | 2.58 |
| 1 Person Households | 88,563 | 31.50%, see rank | 26.74% |
| 2 or More Person Households | 192,629 | 68.50%, see rank | 73.26% |
| Family Households (Families) | 170,916 | 60.78%, see rank | 66.43% |
| Average Family Size | 2.91, see rank | - | 3.14 |
| Married-Couple Family | 136,522 | 48.55%, see rank | 48.42% |
| Nonfamily Households | 110,276 | 39.22%, see rank | 33.57% |
ACS 2008-2012 data
Total population: 676,253
| North Dakota | % | U.S. | |
| Total Households | 282,667 | 100% | 115,226,802 |
| Average Household Size | 2.30, see rank | - | 2.61 |
| 1 Person Households | 89,495 | 31.66%, see rank | 27.45% |
| 2 or More Person Households | 193,172 | 68.34%, see rank | 72.55% |
| Family Households (Families) | 173,196 | 61.27%, see rank | 66.47% |
| Average Family Size | 2.97, see rank | - | 3.29 |
| Married-Couple Family | 140,826 | 49.82%, see rank | 48.97% |
| Nonfamily Households | 109,471 | 38.73%, see rank | 33.53% |
ACS 2006-2010 data
Total population: 659,858
| North Dakota | % | U.S. | |
| Total Households | 276,642 | 100% | 114,235,996 |
| Average Household Size | 2.29, see rank | - | 2.59 |
| 1 Person Households | 87,167 | 31.51%, see rank | 27.24% |
| 2 or More Person Households | 189,475 | 68.49%, see rank | 72.76% |
| Family Households (Families) | 170,477 | 61.62%, see rank | 66.75% |
| Average Family Size | 2.96, see rank | - | 3.25 |
| Married-Couple Family | 139,784 | 50.53%, see rank | 49.60% |
| Nonfamily Households | 106,165 | 38.38%, see rank | 33.25% |
ACS 2005-2009 data
Total population: 639,725
| North Dakota | % | U.S. | |
| Total Households | 273,035 | 100% | 112,611,029 |
| Average Household Size | 2.24, see rank | - | 2.60 |
| 1 Person Households | 84,536 | 30.96%, see rank | 27.32% |
| 2 or More Person Households | 188,499 | 69.04%, see rank | 72.68% |
| Family Households (Families) | 168,636 | 61.76%, see rank | 66.67% |
| Average Family Size | 2.89, see rank | - | 3.27 |
| Married-Couple Family | 138,978 | 50.90%, see rank | 49.71% |
| Nonfamily Households | 104,399 | 38.24%, see rank | 33.33% |
US Census 2000 data
Total population: 642,200
| North Dakota | % | U.S. | |
| Total Households | 257,152 | 100% | 105,480,101 |
| Average Household Size | 2.41, see rank | - | 2.59 |
| 1 Person Households | 75,420 | 29.33%, see rank | 25.82% |
| 2 or More Person Households | 181,732 | 70.67%, see rank | 74.18% |
| Family Households (Families) | 166,150 | 64.61%, see rank | 68.06% |
| Average Family Size | 3.00, see rank | - | 3.14 |
| Married-Couple Family | 137,433 | 53.44%, see rank | 51.66% |
| Nonfamily Households | 91,002 | 35.39%, see rank | 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.