USA.com / California / San Francisco County / San Francisco, CA / 94131 / Population and Races / Historical Household and Family Data
94131 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 28,370
| 94131 Zip Code | California | U.S. | |
| Total Households | 13,211, 100% | 12,617,280 | 116,211,092 |
| Average Household Size | 2.08, see rank | 2.95 | 2.63 |
| 1 Person Households | 5,106, 38.65%, see rank | 24.10% | 27.57% |
| 2 or More Person Households | 8,105, 61.35%, see rank | 75.90% | 72.43% |
| Family Households (Families) | 5,776, 43.72%, see rank | 68.69% | 66.22% |
| Average Family Size | 2.91, see rank | 3.67 | 3.32 |
| Married-Couple Family | 4,480, 33.91%, see rank | 49.11% | 48.42% |
| Nonfamily Households | 7,435, 56.28%, see rank | 31.31% | 33.78% |
US Census 2010 data
Total population: 26,881
| 94131 Zip Code | California | U.S. | |
| Total Households | 12,618, 100% | 12,577,498 | 116,716,292 |
| Average Household Size | 2.05, see rank | 2.90 | 2.58 |
| 1 Person Households | 4,704, 37.28%, see rank | 23.29% | 26.74% |
| 2 or More Person Households | 7,914, 62.72%, see rank | 76.71% | 73.26% |
| Family Households (Families) | 5,451, 43.20%, see rank | 68.71% | 66.43% |
| Average Family Size | 2.77, see rank | 3.45 | 3.14 |
| Married-Couple Family | 4,234, 33.56%, see rank | 49.40% | 48.42% |
| Nonfamily Households | 7,167, 56.80%, see rank | 31.29% | 33.57% |
ACS 2008-2012 data
Total population: 27,914
| 94131 Zip Code | California | U.S. | |
| Total Households | 12,998, 100% | 12,466,331 | 115,226,802 |
| Average Household Size | 2.06, see rank | 2.93 | 2.61 |
| 1 Person Households | 5,002, 38.48%, see rank | 24.31% | 27.45% |
| 2 or More Person Households | 7,996, 61.52%, see rank | 75.69% | 72.55% |
| Family Households (Families) | 5,706, 43.90%, see rank | 68.59% | 66.47% |
| Average Family Size | 2.86, see rank | 3.65 | 3.29 |
| Married-Couple Family | 4,319, 33.23%, see rank | 49.35% | 48.97% |
| Nonfamily Households | 7,292, 56.10%, see rank | 31.41% | 33.53% |
US Census 2000 data
Total population: 27,897
| 94131 Zip Code | California | U.S. | |
| Total Households | 13,843, 100% | 11,502,870 | 105,480,101 |
| Average Household Size | 2.01, see rank | 2.87 | 2.59 |
| 1 Person Households | 5,367, 38.77%, see rank | 23.54% | 25.82% |
| 2 or More Person Households | 8,476, 61.23%, see rank | 76.46% | 74.18% |
| Family Households (Families) | 5,592, 40.40%, see rank | 68.85% | 68.06% |
| Average Family Size | 2.75, see rank | 3.43 | 3.14 |
| Married-Couple Family | 4,289, 30.98%, see rank | 51.09% | 51.66% |
| Nonfamily Households | 8,251, 59.60%, 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.