Lake County Historical Household and Family Data
ACS 2010-2014 data
Total population: 28,987
| Lake County | Montana | U.S. | |
| Total Households | 11,916, 100% | 407,797 | 116,211,092 |
| Average Household Size | 2.38, see rank | 2.40 | 2.63 |
| 1 Person Households | 3,341, 28.04%, see rank | 30.21% | 27.57% |
| 2 or More Person Households | 8,575, 71.96%, see rank | 69.79% | 72.43% |
| Family Households (Families) | 7,941, 66.64%, see rank | 62.78% | 66.22% |
| Average Family Size | 2.99, see rank | 3.06 | 3.32 |
| Married-Couple Family | 5,886, 49.40%, see rank | 49.61% | 48.42% |
| Nonfamily Households | 3,975, 33.36%, see rank | 37.22% | 33.78% |
US Census 2010 data
Total population: 28,746
| Lake County | Montana | U.S. | |
| Total Households | 11,432, 100% | 409,607 | 116,716,292 |
| Average Household Size | 2.46, see rank | 2.35 | 2.58 |
| 1 Person Households | 3,030, 26.50%, see rank | 29.73% | 26.74% |
| 2 or More Person Households | 8,402, 73.50%, see rank | 70.27% | 73.26% |
| Family Households (Families) | 7,770, 67.97%, see rank | 62.76% | 66.43% |
| Average Family Size | 2.97, see rank | 2.91 | 3.14 |
| Married-Couple Family | 5,832, 51.01%, see rank | 49.22% | 48.42% |
| Nonfamily Households | 3,662, 32.03%, see rank | 37.24% | 33.57% |
ACS 2008-2012 data
Total population: 28,794
| Lake County | Montana | U.S. | |
| Total Households | 12,023, 100% | 405,508 | 115,226,802 |
| Average Household Size | 2.33, see rank | 2.37 | 2.61 |
| 1 Person Households | 3,415, 28.40%, see rank | 29.85% | 27.45% |
| 2 or More Person Households | 8,608, 71.60%, see rank | 70.15% | 72.55% |
| Family Households (Families) | 7,819, 65.03%, see rank | 63.19% | 66.47% |
| Average Family Size | 2.97, see rank | 3.02 | 3.29 |
| Married-Couple Family | 5,794, 48.19%, see rank | 50.48% | 48.97% |
| Nonfamily Households | 4,204, 34.97%, see rank | 36.81% | 33.53% |
ACS 2006-2010 data
Total population: 28,493
| Lake County | Montana | U.S. | |
| Total Households | 12,015, 100% | 401,328 | 114,235,996 |
| Average Household Size | 2.33, see rank | 2.36 | 2.59 |
| 1 Person Households | 3,336, 27.77%, see rank | 29.10% | 27.24% |
| 2 or More Person Households | 8,679, 72.23%, see rank | 70.90% | 72.76% |
| Family Households (Families) | 7,949, 66.16%, see rank | 63.82% | 66.75% |
| Average Family Size | 2.94, see rank | 2.98 | 3.25 |
| Married-Couple Family | 6,031, 50.20%, see rank | 51.61% | 49.60% |
| Nonfamily Households | 4,066, 33.84%, see rank | 36.18% | 33.25% |
ACS 2005-2009 data
Total population: 28,239
| Lake County | Montana | U.S. | |
| Total Households | 10,775, 100% | 372,947 | 112,611,029 |
| Average Household Size | 2.60, see rank | 2.49 | 2.60 |
| 1 Person Households | 2,881, 26.74%, see rank | 29.45% | 27.32% |
| 2 or More Person Households | 7,894, 73.26%, see rank | 70.55% | 72.68% |
| Family Households (Families) | 7,370, 68.40%, see rank | 63.66% | 66.67% |
| Average Family Size | 3.23, see rank | 3.15 | 3.27 |
| Married-Couple Family | 5,791, 53.74%, see rank | 51.55% | 49.71% |
| Nonfamily Households | 3,405, 31.60%, see rank | 36.34% | 33.33% |
US Census 2000 data
Total population: 26,507
| Lake County | Montana | U.S. | |
| Total Households | 10,192, 100% | 358,667 | 105,480,101 |
| Average Household Size | 2.54, see rank | 2.45 | 2.59 |
| 1 Person Households | 2,496, 24.49%, see rank | 27.44% | 25.82% |
| 2 or More Person Households | 7,696, 75.51%, see rank | 72.56% | 74.18% |
| Family Households (Families) | 7,217, 70.81%, see rank | 66.19% | 68.06% |
| Average Family Size | 3.02, see rank | 2.99 | 3.14 |
| Married-Couple Family | 5,584, 54.79%, see rank | 53.55% | 51.66% |
| Nonfamily Households | 2,975, 29.19%, 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.