Knife River, MT Historical Household and Family Data
US Census 2010 data
Total population: 320
| Knife River, MT | Montana | U.S. | |
| Total Households | 136, 100% | 409,607 | 116,716,292 |
| Average Household Size | 2.35, see rank | 2.35 | 2.58 |
| 1 Person Households | 42, 30.88%, see rank | 29.73% | 26.74% |
| 2 or More Person Households | 94, 69.12%, see rank | 70.27% | 73.26% |
| Family Households (Families) | 93, 68.38%, see rank | 62.76% | 66.43% |
| Average Family Size | 2.87, see rank | 2.91 | 3.14 |
| Married-Couple Family | 73, 53.68%, see rank | 49.22% | 48.42% |
| Nonfamily Households | 43, 31.62%, see rank | 37.24% | 33.57% |
ACS 2008-2012 data
Total population: 398
| Knife River, MT | Montana | U.S. | |
| Total Households | 133, 100% | 405,508 | 115,226,802 |
| Average Household Size | 2.99, see rank | 2.37 | 2.61 |
| 1 Person Households | 58, 43.61%, see rank | 29.85% | 27.45% |
| 2 or More Person Households | 75, 56.39%, see rank | 70.15% | 72.55% |
| Family Households (Families) | 75, 56.39%, see rank | 63.19% | 66.47% |
| Average Family Size | 4.53, see rank | 3.02 | 3.29 |
| Married-Couple Family | 58, 43.61%, see rank | 50.48% | 48.97% |
| Nonfamily Households | 58, 43.61%, see rank | 36.81% | 33.53% |
ACS 2006-2010 data
Total population: 280
| Knife River, MT | Montana | U.S. | |
| Total Households | 115, 100% | 401,328 | 114,235,996 |
| Average Household Size | 2.43, see rank | 2.36 | 2.59 |
| 1 Person Households | 44, 38.26%, see rank | 29.10% | 27.24% |
| 2 or More Person Households | 71, 61.74%, see rank | 70.90% | 72.76% |
| Family Households (Families) | 71, 61.74%, see rank | 63.82% | 66.75% |
| Average Family Size | 3.32, see rank | 2.98 | 3.25 |
| Married-Couple Family | 48, 41.74%, see rank | 51.61% | 49.60% |
| Nonfamily Households | 44, 38.26%, see rank | 36.18% | 33.25% |
ACS 2005-2009 data
Total population: 289
| Knife River, MT | Montana | U.S. | |
| Total Households | 127, 100% | 372,947 | 112,611,029 |
| Average Household Size | 2.28, see rank | 2.49 | 2.60 |
| 1 Person Households | 46, 36.22%, see rank | 29.45% | 27.32% |
| 2 or More Person Households | 81, 63.78%, see rank | 70.55% | 72.68% |
| Family Households (Families) | 81, 63.78%, see rank | 63.66% | 66.67% |
| Average Family Size | 3.00, see rank | 3.15 | 3.27 |
| Married-Couple Family | 60, 47.24%, see rank | 51.55% | 49.71% |
| Nonfamily Households | 46, 36.22%, see rank | 36.34% | 33.33% |
US Census 2000 data
Total population: 297
| Knife River, MT | Montana | U.S. | |
| Total Households | 125, 100% | 358,667 | 105,480,101 |
| Average Household Size | 2.38, see rank | 2.45 | 2.59 |
| 1 Person Households | 45, 36.00%, see rank | 27.44% | 25.82% |
| 2 or More Person Households | 80, 64.00%, see rank | 72.56% | 74.18% |
| Family Households (Families) | 79, 63.20%, see rank | 66.19% | 68.06% |
| Average Family Size | 3.09, see rank | 2.99 | 3.14 |
| Married-Couple Family | 65, 52.00%, see rank | 53.55% | 51.66% |
| Nonfamily Households | 46, 36.80%, see rank | 33.81% | 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.