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Boulder, MT Historical Household and Family Data
ACS 2010-2014 data
Total population: 1,281
| Boulder, MT | Montana | U.S. | |
| Total Households | 503, 100% | 407,797 | 116,211,092 |
| Average Household Size | 2.30, see rank | 2.40 | 2.63 |
| 1 Person Households | 188, 37.38%, see rank | 30.21% | 27.57% |
| 2 or More Person Households | 315, 62.62%, see rank | 69.79% | 72.43% |
| Family Households (Families) | 276, 54.87%, see rank | 62.78% | 66.22% |
| Average Family Size | 3.20, see rank | 3.06 | 3.32 |
| Married-Couple Family | 234, 46.52%, see rank | 49.61% | 48.42% |
| Nonfamily Households | 227, 45.13%, see rank | 37.22% | 33.78% |
US Census 2010 data
Total population: 1,183
| Boulder, MT | Montana | U.S. | |
| Total Households | 514, 100% | 409,607 | 116,716,292 |
| Average Household Size | 2.15, see rank | 2.35 | 2.58 |
| 1 Person Households | 195, 37.94%, see rank | 29.73% | 26.74% |
| 2 or More Person Households | 319, 62.06%, see rank | 70.27% | 73.26% |
| Family Households (Families) | 298, 57.98%, see rank | 62.76% | 66.43% |
| Average Family Size | 2.79, see rank | 2.91 | 3.14 |
| Married-Couple Family | 220, 42.80%, see rank | 49.22% | 48.42% |
| Nonfamily Households | 216, 42.02%, see rank | 37.24% | 33.57% |
ACS 2008-2012 data
Total population: 1,298
| Boulder, MT | Montana | U.S. | |
| Total Households | 536, 100% | 405,508 | 115,226,802 |
| Average Household Size | 2.16, see rank | 2.37 | 2.61 |
| 1 Person Households | 203, 37.87%, see rank | 29.85% | 27.45% |
| 2 or More Person Households | 333, 62.13%, see rank | 70.15% | 72.55% |
| Family Households (Families) | 301, 56.16%, see rank | 63.19% | 66.47% |
| Average Family Size | 2.94, see rank | 3.02 | 3.29 |
| Married-Couple Family | 263, 49.07%, see rank | 50.48% | 48.97% |
| Nonfamily Households | 235, 43.84%, see rank | 36.81% | 33.53% |
ACS 2006-2010 data
Total population: 1,484
| Boulder, MT | Montana | U.S. | |
| Total Households | 426, 100% | 401,328 | 114,235,996 |
| Average Household Size | 2.01, see rank | 2.36 | 2.59 |
| 1 Person Households | 177, 41.55%, see rank | 29.10% | 27.24% |
| 2 or More Person Households | 249, 58.45%, see rank | 70.90% | 72.76% |
| Family Households (Families) | 234, 54.93%, see rank | 63.82% | 66.75% |
| Average Family Size | 2.61, see rank | 2.98 | 3.25 |
| Married-Couple Family | 185, 43.43%, see rank | 51.61% | 49.60% |
| Nonfamily Households | 192, 45.07%, see rank | 36.18% | 33.25% |
ACS 2005-2009 data
Total population: 1,638
| Boulder, MT | Montana | U.S. | |
| Total Households | 427, 100% | 372,947 | 112,611,029 |
| Average Household Size | 2.57, see rank | 2.49 | 2.60 |
| 1 Person Households | 186, 43.56%, see rank | 29.45% | 27.32% |
| 2 or More Person Households | 241, 56.44%, see rank | 70.55% | 72.68% |
| Family Households (Families) | 232, 54.33%, see rank | 63.66% | 66.67% |
| Average Family Size | 3.77, see rank | 3.15 | 3.27 |
| Married-Couple Family | 170, 39.81%, see rank | 51.55% | 49.71% |
| Nonfamily Households | 195, 45.67%, see rank | 36.34% | 33.33% |
US Census 2000 data
Total population: 1,300
| Boulder, MT | Montana | U.S. | |
| Total Households | 508, 100% | 358,667 | 105,480,101 |
| Average Household Size | 2.34, see rank | 2.45 | 2.59 |
| 1 Person Households | 177, 34.84%, see rank | 27.44% | 25.82% |
| 2 or More Person Households | 331, 65.16%, see rank | 72.56% | 74.18% |
| Family Households (Families) | 317, 62.40%, see rank | 66.19% | 68.06% |
| Average Family Size | 3.04, see rank | 2.99 | 3.14 |
| Married-Couple Family | 247, 48.62%, see rank | 53.55% | 51.66% |
| Nonfamily Households | 191, 37.60%, 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.