USA.com / California / San Luis Obispo County / San Luis Obispo, CA / 93401 / Population and Races / Historical Household and Family Data
93401 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 27,920
| 93401 Zip Code | California | U.S. | |
| Total Households | 11,730, 100% | 12,617,280 | 116,211,092 |
| Average Household Size | 2.33, see rank | 2.95 | 2.63 |
| 1 Person Households | 3,996, 34.07%, see rank | 24.10% | 27.57% |
| 2 or More Person Households | 7,734, 65.93%, see rank | 75.90% | 72.43% |
| Family Households (Families) | 5,614, 47.86%, see rank | 68.69% | 66.22% |
| Average Family Size | 3.00, see rank | 3.67 | 3.32 |
| Married-Couple Family | 4,272, 36.42%, see rank | 49.11% | 48.42% |
| Nonfamily Households | 6,116, 52.14%, see rank | 31.31% | 33.78% |
US Census 2010 data
Total population: 28,033
| 93401 Zip Code | California | U.S. | |
| Total Households | 12,499, 100% | 12,577,498 | 116,716,292 |
| Average Household Size | 2.20, see rank | 2.90 | 2.58 |
| 1 Person Households | 4,291, 34.33%, see rank | 23.29% | 26.74% |
| 2 or More Person Households | 8,208, 65.67%, see rank | 76.71% | 73.26% |
| Family Households (Families) | 5,690, 45.52%, see rank | 68.71% | 66.43% |
| Average Family Size | 2.81, see rank | 3.45 | 3.14 |
| Married-Couple Family | 4,365, 34.92%, see rank | 49.40% | 48.42% |
| Nonfamily Households | 6,809, 54.48%, see rank | 31.29% | 33.57% |
ACS 2008-2012 data
Total population: 28,311
| 93401 Zip Code | California | U.S. | |
| Total Households | 12,107, 100% | 12,466,331 | 115,226,802 |
| Average Household Size | 2.28, see rank | 2.93 | 2.61 |
| 1 Person Households | 3,984, 32.91%, see rank | 24.31% | 27.45% |
| 2 or More Person Households | 8,123, 67.09%, see rank | 75.69% | 72.55% |
| Family Households (Families) | 5,783, 47.77%, see rank | 68.59% | 66.47% |
| Average Family Size | 2.86, see rank | 3.65 | 3.29 |
| Married-Couple Family | 4,568, 37.73%, see rank | 49.35% | 48.97% |
| Nonfamily Households | 6,324, 52.23%, see rank | 31.41% | 33.53% |
US Census 2000 data
Total population: 27,034
| 93401 Zip Code | California | U.S. | |
| Total Households | 11,740, 100% | 11,502,870 | 105,480,101 |
| Average Household Size | 2.23, see rank | 2.87 | 2.59 |
| 1 Person Households | 3,921, 33.40%, see rank | 23.54% | 25.82% |
| 2 or More Person Households | 7,819, 66.60%, see rank | 76.46% | 74.18% |
| Family Households (Families) | 5,573, 47.47%, see rank | 68.85% | 68.06% |
| Average Family Size | 2.89, see rank | 3.43 | 3.14 |
| Married-Couple Family | 4,322, 36.81%, see rank | 51.09% | 51.66% |
| Nonfamily Households | 6,167, 52.53%, 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.