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Montclair, CA Historical Household and Family Data
ACS 2010-2014 data
Total population: 37,685
| Montclair, CA | California | U.S. | |
| Total Households | 10,336, 100% | 12,617,280 | 116,211,092 |
| Average Household Size | 3.60, see rank | 2.95 | 2.63 |
| 1 Person Households | 1,870, 18.09%, see rank | 24.10% | 27.57% |
| 2 or More Person Households | 8,466, 81.91%, see rank | 75.90% | 72.43% |
| Family Households (Families) | 8,108, 78.44%, see rank | 68.69% | 66.22% |
| Average Family Size | 4.24, see rank | 3.67 | 3.32 |
| Married-Couple Family | 5,081, 49.16%, see rank | 49.11% | 48.42% |
| Nonfamily Households | 2,228, 21.56%, see rank | 31.31% | 33.78% |
US Census 2010 data
Total population: 36,664
| Montclair, CA | California | U.S. | |
| Total Households | 9,523, 100% | 12,577,498 | 116,716,292 |
| Average Household Size | 3.81, see rank | 2.90 | 2.58 |
| 1 Person Households | 1,240, 13.02%, see rank | 23.29% | 26.74% |
| 2 or More Person Households | 8,283, 86.98%, see rank | 76.71% | 73.26% |
| Family Households (Families) | 7,776, 81.65%, see rank | 68.71% | 66.43% |
| Average Family Size | 4.09, see rank | 3.45 | 3.14 |
| Married-Couple Family | 5,094, 53.49%, see rank | 49.40% | 48.42% |
| Nonfamily Households | 1,747, 18.35%, see rank | 31.29% | 33.57% |
ACS 2008-2012 data
Total population: 36,960
| Montclair, CA | California | U.S. | |
| Total Households | 9,560, 100% | 12,466,331 | 115,226,802 |
| Average Household Size | 3.82, see rank | 2.93 | 2.61 |
| 1 Person Households | 1,303, 13.63%, see rank | 24.31% | 27.45% |
| 2 or More Person Households | 8,257, 86.37%, see rank | 75.69% | 72.55% |
| Family Households (Families) | 7,918, 82.82%, see rank | 68.59% | 66.47% |
| Average Family Size | 4.34, see rank | 3.65 | 3.29 |
| Married-Couple Family | 5,041, 52.73%, see rank | 49.35% | 48.97% |
| Nonfamily Households | 1,642, 17.18%, see rank | 31.41% | 33.53% |
ACS 2006-2010 data
Total population: 36,704
| Montclair, CA | California | U.S. | |
| Total Households | 9,106, 100% | 12,392,852 | 114,235,996 |
| Average Household Size | 4.00, see rank | 2.89 | 2.59 |
| 1 Person Households | 1,042, 11.44%, see rank | 24.39% | 27.24% |
| 2 or More Person Households | 8,064, 88.56%, see rank | 75.61% | 72.76% |
| Family Households (Families) | 7,771, 85.34%, see rank | 68.55% | 66.75% |
| Average Family Size | 4.46, see rank | 3.60 | 3.25 |
| Married-Couple Family | 5,186, 56.95%, see rank | 49.76% | 49.60% |
| Nonfamily Households | 1,335, 14.66%, see rank | 31.45% | 33.25% |
ACS 2005-2009 data
Total population: 36,025
| Montclair, CA | California | U.S. | |
| Total Households | 8,912, 100% | 12,187,191 | 112,611,029 |
| Average Household Size | 4.00, see rank | 2.91 | 2.60 |
| 1 Person Households | 1,006, 11.29%, see rank | 24.57% | 27.32% |
| 2 or More Person Households | 7,906, 88.71%, see rank | 75.43% | 72.68% |
| Family Households (Families) | 7,582, 85.08%, see rank | 68.38% | 66.67% |
| Average Family Size | 4.46, see rank | 3.63 | 3.27 |
| Married-Couple Family | 5,045, 56.61%, see rank | 49.93% | 49.71% |
| Nonfamily Households | 1,330, 14.92%, see rank | 31.62% | 33.33% |
US Census 2000 data
Total population: 33,049
| Montclair, CA | California | U.S. | |
| Total Households | 8,800, 100% | 11,502,870 | 105,480,101 |
| Average Household Size | 3.69, see rank | 2.87 | 2.59 |
| 1 Person Households | 1,323, 15.03%, see rank | 23.54% | 25.82% |
| 2 or More Person Households | 7,477, 84.97%, see rank | 76.46% | 74.18% |
| Family Households (Families) | 7,053, 80.15%, see rank | 68.85% | 68.06% |
| Average Family Size | 4.04, see rank | 3.43 | 3.14 |
| Married-Couple Family | 4,955, 56.31%, see rank | 51.09% | 51.66% |
| Nonfamily Households | 1,747, 19.85%, see rank | 31.15% | 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.