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San Francisco, CA Historical Household and Family Data
ACS 2010-2014 data
Total population: 829,072
| San Francisco, CA | California | U.S. | |
| Total Households | 348,832, 100% | 12,617,280 | 116,211,092 |
| Average Household Size | 2.32, see rank | 2.95 | 2.63 |
| 1 Person Households | 133,384, 38.24%, see rank | 24.10% | 27.57% |
| 2 or More Person Households | 215,448, 61.76%, see rank | 75.90% | 72.43% |
| Family Households (Families) | 159,647, 45.77%, see rank | 68.69% | 66.22% |
| Average Family Size | 3.30, see rank | 3.67 | 3.32 |
| Married-Couple Family | 117,234, 33.61%, see rank | 49.11% | 48.42% |
| Nonfamily Households | 189,185, 54.23%, see rank | 31.31% | 33.78% |
US Census 2010 data
Total population: 805,235
| San Francisco, CA | California | U.S. | |
| Total Households | 345,811, 100% | 12,577,498 | 116,716,292 |
| Average Household Size | 2.26, see rank | 2.90 | 2.58 |
| 1 Person Households | 133,366, 38.57%, see rank | 23.29% | 26.74% |
| 2 or More Person Households | 212,445, 61.43%, see rank | 76.71% | 73.26% |
| Family Households (Families) | 151,029, 43.67%, see rank | 68.71% | 66.43% |
| Average Family Size | 3.11, see rank | 3.45 | 3.14 |
| Married-Couple Family | 109,437, 31.65%, see rank | 49.40% | 48.42% |
| Nonfamily Households | 194,782, 56.33%, see rank | 31.29% | 33.57% |
ACS 2008-2012 data
Total population: 807,755
| San Francisco, CA | California | U.S. | |
| Total Households | 340,839, 100% | 12,466,331 | 115,226,802 |
| Average Household Size | 2.31, see rank | 2.93 | 2.61 |
| 1 Person Households | 134,320, 39.41%, see rank | 24.31% | 27.45% |
| 2 or More Person Households | 206,519, 60.59%, see rank | 75.69% | 72.55% |
| Family Households (Families) | 153,345, 44.99%, see rank | 68.59% | 66.47% |
| Average Family Size | 3.33, see rank | 3.65 | 3.29 |
| Married-Couple Family | 112,573, 33.03%, see rank | 49.35% | 48.97% |
| Nonfamily Households | 187,494, 55.01%, see rank | 31.41% | 33.53% |
ACS 2006-2010 data
Total population: 789,172
| San Francisco, CA | California | U.S. | |
| Total Households | 335,956, 100% | 12,392,852 | 114,235,996 |
| Average Household Size | 2.31, see rank | 2.89 | 2.59 |
| 1 Person Households | 134,874, 40.15%, see rank | 24.39% | 27.24% |
| 2 or More Person Households | 201,082, 59.85%, see rank | 75.61% | 72.76% |
| Family Households (Families) | 150,329, 44.75%, see rank | 68.55% | 66.75% |
| Average Family Size | 3.34, see rank | 3.60 | 3.25 |
| Married-Couple Family | 110,831, 32.99%, see rank | 49.76% | 49.60% |
| Nonfamily Households | 185,627, 55.25%, see rank | 31.45% | 33.25% |
ACS 2005-2009 data
Total population: 797,271
| San Francisco, CA | California | U.S. | |
| Total Households | 324,185, 100% | 12,187,191 | 112,611,029 |
| Average Household Size | 2.41, see rank | 2.91 | 2.60 |
| 1 Person Households | 133,933, 41.31%, see rank | 24.57% | 27.32% |
| 2 or More Person Households | 190,252, 58.69%, see rank | 75.43% | 72.68% |
| Family Households (Families) | 142,819, 44.05%, see rank | 68.38% | 66.67% |
| Average Family Size | 3.53, see rank | 3.63 | 3.27 |
| Married-Couple Family | 106,163, 32.75%, see rank | 49.93% | 49.71% |
| Nonfamily Households | 181,366, 55.95%, see rank | 31.62% | 33.33% |
US Census 2000 data
Total population: 776,733
| San Francisco, CA | California | U.S. | |
| Total Households | 329,700, 100% | 11,502,870 | 105,480,101 |
| Average Household Size | 2.30, see rank | 2.87 | 2.59 |
| 1 Person Households | 127,376, 38.63%, see rank | 23.54% | 25.82% |
| 2 or More Person Households | 202,324, 61.37%, see rank | 76.46% | 74.18% |
| Family Households (Families) | 145,186, 44.04%, see rank | 68.85% | 68.06% |
| Average Family Size | 3.22, see rank | 3.43 | 3.14 |
| Married-Couple Family | 104,310, 31.64%, see rank | 51.09% | 51.66% |
| Nonfamily Households | 184,514, 55.96%, 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.