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Boston, Cambridge, Quincy Metro Area Historical Household and Family Data
ACS 2010-2014 data
Total population: 4,650,876
| Boston, Cambridge, Quincy Area | % | U.S. | |
| Total Households | 1,764,845 | 100% | 116,211,092 |
| Average Household Size | 2.54, see rank | - | 2.63 |
| 1 Person Households | 500,516 | 28.36%, see rank | 27.57% |
| 2 or More Person Households | 1,264,329 | 71.64%, see rank | 72.43% |
| Family Households (Families) | 1,119,693 | 63.44%, see rank | 66.22% |
| Average Family Size | 3.24, see rank | - | 3.32 |
| Married-Couple Family | 841,099 | 47.66%, see rank | 48.42% |
| Nonfamily Households | 645,152 | 36.56%, see rank | 33.78% |
US Census 2010 data
Total population: 4,552,402
| Boston, Cambridge, Quincy Area | % | U.S. | |
| Total Households | 1,760,584 | 100% | 116,716,292 |
| Average Household Size | 2.50, see rank | - | 2.58 |
| 1 Person Households | 501,698 | 28.50%, see rank | 26.74% |
| 2 or More Person Households | 1,258,886 | 71.50%, see rank | 73.26% |
| Family Households (Families) | 1,101,595 | 62.57%, see rank | 66.43% |
| Average Family Size | 3.11, see rank | - | 3.14 |
| Married-Couple Family | 822,437 | 46.71%, see rank | 48.42% |
| Nonfamily Households | 658,989 | 37.43%, see rank | 33.57% |
ACS 2008-2012 data
Total population: 4,563,673
| Boston, Cambridge, Quincy Area | % | U.S. | |
| Total Households | 1,751,169 | 100% | 115,226,802 |
| Average Household Size | 2.52, see rank | - | 2.61 |
| 1 Person Households | 501,724 | 28.65%, see rank | 27.45% |
| 2 or More Person Households | 1,249,445 | 71.35%, see rank | 72.55% |
| Family Households (Families) | 1,107,092 | 63.22%, see rank | 66.47% |
| Average Family Size | 3.21, see rank | - | 3.29 |
| Married-Couple Family | 837,176 | 47.81%, see rank | 48.97% |
| Nonfamily Households | 644,077 | 36.78%, see rank | 33.53% |
ACS 2006-2010 data
Total population: 4,489,250
| Boston, Cambridge, Quincy Area | % | U.S. | |
| Total Households | 1,735,175 | 100% | 114,235,996 |
| Average Household Size | 2.50, see rank | - | 2.59 |
| 1 Person Households | 497,598 | 28.68%, see rank | 27.24% |
| 2 or More Person Households | 1,237,577 | 71.32%, see rank | 72.76% |
| Family Households (Families) | 1,097,113 | 63.23%, see rank | 66.75% |
| Average Family Size | 3.19, see rank | - | 3.25 |
| Married-Couple Family | 832,978 | 48.01%, see rank | 49.60% |
| Nonfamily Households | 638,062 | 36.77%, see rank | 33.25% |
ACS 2005-2009 data
Total population: 4,513,934
| Boston, Cambridge, Quincy Area | % | U.S. | |
| Total Households | 1,697,926 | 100% | 112,611,029 |
| Average Household Size | 2.57, see rank | - | 2.60 |
| 1 Person Households | 491,467 | 28.95%, see rank | 27.32% |
| 2 or More Person Households | 1,206,459 | 71.05%, see rank | 72.68% |
| Family Households (Families) | 1,076,094 | 63.38%, see rank | 66.67% |
| Average Family Size | 3.28, see rank | - | 3.27 |
| Married-Couple Family | 820,464 | 48.32%, see rank | 49.71% |
| Nonfamily Households | 621,832 | 36.62%, see rank | 33.33% |
* 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.