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Sunnyvale, CA Historical Household and Family Data
ACS 2010-2014 data
Total population: 145,921
| Sunnyvale, CA | California | U.S. | |
| Total Households | 54,267, 100% | 12,617,280 | 116,211,092 |
| Average Household Size | 2.67, see rank | 2.95 | 2.63 |
| 1 Person Households | 13,240, 24.40%, see rank | 24.10% | 27.57% |
| 2 or More Person Households | 41,027, 75.60%, see rank | 75.90% | 72.43% |
| Family Households (Families) | 36,676, 67.58%, see rank | 68.69% | 66.22% |
| Average Family Size | 3.31, see rank | 3.67 | 3.32 |
| Married-Couple Family | 30,283, 55.80%, see rank | 49.11% | 48.42% |
| Nonfamily Households | 17,591, 32.42%, see rank | 31.31% | 33.78% |
US Census 2010 data
Total population: 140,081
| Sunnyvale, CA | California | U.S. | |
| Total Households | 53,384, 100% | 12,577,498 | 116,716,292 |
| Average Household Size | 2.61, see rank | 2.90 | 2.58 |
| 1 Person Households | 13,457, 25.21%, see rank | 23.29% | 26.74% |
| 2 or More Person Households | 39,927, 74.79%, see rank | 76.71% | 73.26% |
| Family Households (Families) | 35,553, 66.60%, see rank | 68.71% | 66.43% |
| Average Family Size | 3.15, see rank | 3.45 | 3.14 |
| Married-Couple Family | 28,583, 53.54%, see rank | 49.40% | 48.42% |
| Nonfamily Households | 17,831, 33.40%, see rank | 31.29% | 33.57% |
ACS 2008-2012 data
Total population: 141,123
| Sunnyvale, CA | California | U.S. | |
| Total Households | 54,043, 100% | 12,466,331 | 115,226,802 |
| Average Household Size | 2.60, see rank | 2.93 | 2.61 |
| 1 Person Households | 14,400, 26.65%, see rank | 24.31% | 27.45% |
| 2 or More Person Households | 39,643, 73.35%, see rank | 75.69% | 72.55% |
| Family Households (Families) | 35,485, 65.66%, see rank | 68.59% | 66.47% |
| Average Family Size | 3.27, see rank | 3.65 | 3.29 |
| Married-Couple Family | 29,184, 54.00%, see rank | 49.35% | 48.97% |
| Nonfamily Households | 18,558, 34.34%, see rank | 31.41% | 33.53% |
ACS 2006-2010 data
Total population: 136,480
| Sunnyvale, CA | California | U.S. | |
| Total Households | 53,428, 100% | 12,392,852 | 114,235,996 |
| Average Household Size | 2.54, see rank | 2.89 | 2.59 |
| 1 Person Households | 14,873, 27.84%, see rank | 24.39% | 27.24% |
| 2 or More Person Households | 38,555, 72.16%, see rank | 75.61% | 72.76% |
| Family Households (Families) | 34,763, 65.07%, see rank | 68.55% | 66.75% |
| Average Family Size | 3.23, see rank | 3.60 | 3.25 |
| Married-Couple Family | 28,326, 53.02%, see rank | 49.76% | 49.60% |
| Nonfamily Households | 18,665, 34.93%, see rank | 31.45% | 33.25% |
ACS 2005-2009 data
Total population: 130,256
| Sunnyvale, CA | California | U.S. | |
| Total Households | 50,308, 100% | 12,187,191 | 112,611,029 |
| Average Household Size | 2.57, see rank | 2.91 | 2.60 |
| 1 Person Households | 14,362, 28.55%, see rank | 24.57% | 27.32% |
| 2 or More Person Households | 35,946, 71.45%, see rank | 75.43% | 72.68% |
| Family Households (Families) | 32,899, 65.40%, see rank | 68.38% | 66.67% |
| Average Family Size | 3.27, see rank | 3.63 | 3.27 |
| Married-Couple Family | 26,458, 52.59%, see rank | 49.93% | 49.71% |
| Nonfamily Households | 17,409, 34.60%, see rank | 31.62% | 33.33% |
US Census 2000 data
Total population: 131,760
| Sunnyvale, CA | California | U.S. | |
| Total Households | 52,539, 100% | 11,502,870 | 105,480,101 |
| Average Household Size | 2.49, see rank | 2.87 | 2.59 |
| 1 Person Households | 14,220, 27.07%, see rank | 23.54% | 25.82% |
| 2 or More Person Households | 38,319, 72.93%, see rank | 76.46% | 74.18% |
| Family Households (Families) | 32,664, 62.17%, see rank | 68.85% | 68.06% |
| Average Family Size | 3.06, see rank | 3.43 | 3.14 |
| Married-Couple Family | 26,287, 50.03%, see rank | 51.09% | 51.66% |
| Nonfamily Households | 19,875, 37.83%, 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.