USA.com / California / Los Angeles County / Pasadena, CA / 91101 / Population and Races / Historical Household and Family Data
91101 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 21,098
| 91101 Zip Code | California | U.S. | |
| Total Households | 10,899, 100% | 12,617,280 | 116,211,092 |
| Average Household Size | 1.90, see rank | 2.95 | 2.63 |
| 1 Person Households | 5,656, 51.89%, see rank | 24.10% | 27.57% |
| 2 or More Person Households | 5,243, 48.11%, see rank | 75.90% | 72.43% |
| Family Households (Families) | 3,916, 35.93%, see rank | 68.69% | 66.22% |
| Average Family Size | 2.99, see rank | 3.67 | 3.32 |
| Married-Couple Family | 2,710, 24.86%, see rank | 49.11% | 48.42% |
| Nonfamily Households | 6,983, 64.07%, see rank | 31.31% | 33.78% |
US Census 2010 data
Total population: 20,460
| 91101 Zip Code | California | U.S. | |
| Total Households | 10,869, 100% | 12,577,498 | 116,716,292 |
| Average Household Size | 1.86, see rank | 2.90 | 2.58 |
| 1 Person Households | 5,504, 50.64%, see rank | 23.29% | 26.74% |
| 2 or More Person Households | 5,365, 49.36%, see rank | 76.71% | 73.26% |
| Family Households (Families) | 3,968, 36.51%, see rank | 68.71% | 66.43% |
| Average Family Size | 2.80, see rank | 3.45 | 3.14 |
| Married-Couple Family | 2,812, 25.87%, see rank | 49.40% | 48.42% |
| Nonfamily Households | 6,901, 63.49%, see rank | 31.29% | 33.57% |
ACS 2008-2012 data
Total population: 21,545
| 91101 Zip Code | California | U.S. | |
| Total Households | 11,109, 100% | 12,466,331 | 115,226,802 |
| Average Household Size | 1.88, see rank | 2.93 | 2.61 |
| 1 Person Households | 5,769, 51.93%, see rank | 24.31% | 27.45% |
| 2 or More Person Households | 5,340, 48.07%, see rank | 75.69% | 72.55% |
| Family Households (Families) | 3,989, 35.91%, see rank | 68.59% | 66.47% |
| Average Family Size | 2.93, see rank | 3.65 | 3.29 |
| Married-Couple Family | 2,680, 24.12%, see rank | 49.35% | 48.97% |
| Nonfamily Households | 7,120, 64.09%, see rank | 31.41% | 33.53% |
US Census 2000 data
Total population: 16,809
| 91101 Zip Code | California | U.S. | |
| Total Households | 8,759, 100% | 11,502,870 | 105,480,101 |
| Average Household Size | 1.85, see rank | 2.87 | 2.59 |
| 1 Person Households | 4,788, 54.66%, see rank | 23.54% | 25.82% |
| 2 or More Person Households | 3,971, 45.34%, see rank | 76.46% | 74.18% |
| Family Households (Families) | 3,012, 34.39%, see rank | 68.85% | 68.06% |
| Average Family Size | 2.94, see rank | 3.43 | 3.14 |
| Married-Couple Family | 2,045, 23.35%, see rank | 51.09% | 51.66% |
| Nonfamily Households | 5,747, 65.61%, 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.