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Piedmont, CA Historical Household and Family Data
ACS 2010-2014 data
Total population: 10,957
| Piedmont, CA | California | U.S. | |
| Total Households | 3,748, 100% | 12,617,280 | 116,211,092 |
| Average Household Size | 2.92, see rank | 2.95 | 2.63 |
| 1 Person Households | 458, 12.22%, see rank | 24.10% | 27.57% |
| 2 or More Person Households | 3,290, 87.78%, see rank | 75.90% | 72.43% |
| Family Households (Families) | 3,151, 84.07%, see rank | 68.69% | 66.22% |
| Average Family Size | 3.18, see rank | 3.67 | 3.32 |
| Married-Couple Family | 2,892, 77.16%, see rank | 49.11% | 48.42% |
| Nonfamily Households | 597, 15.93%, see rank | 31.31% | 33.78% |
US Census 2010 data
Total population: 10,667
| Piedmont, CA | California | U.S. | |
| Total Households | 3,801, 100% | 12,577,498 | 116,716,292 |
| Average Household Size | 2.81, see rank | 2.90 | 2.58 |
| 1 Person Households | 578, 15.21%, see rank | 23.29% | 26.74% |
| 2 or More Person Households | 3,223, 84.79%, see rank | 76.71% | 73.26% |
| Family Households (Families) | 3,117, 82.00%, see rank | 68.71% | 66.43% |
| Average Family Size | 3.11, see rank | 3.45 | 3.14 |
| Married-Couple Family | 2,738, 72.03%, see rank | 49.40% | 48.42% |
| Nonfamily Households | 684, 18.00%, see rank | 31.29% | 33.57% |
ACS 2008-2012 data
Total population: 10,699
| Piedmont, CA | California | U.S. | |
| Total Households | 3,653, 100% | 12,466,331 | 115,226,802 |
| Average Household Size | 2.93, see rank | 2.93 | 2.61 |
| 1 Person Households | 388, 10.62%, see rank | 24.31% | 27.45% |
| 2 or More Person Households | 3,265, 89.38%, see rank | 75.69% | 72.55% |
| Family Households (Families) | 3,153, 86.31%, see rank | 68.59% | 66.47% |
| Average Family Size | 3.19, see rank | 3.65 | 3.29 |
| Married-Couple Family | 2,840, 77.74%, see rank | 49.35% | 48.97% |
| Nonfamily Households | 500, 13.69%, see rank | 31.41% | 33.53% |
ACS 2006-2010 data
Total population: 10,573
| Piedmont, CA | California | U.S. | |
| Total Households | 3,580, 100% | 12,392,852 | 114,235,996 |
| Average Household Size | 2.94, see rank | 2.89 | 2.59 |
| 1 Person Households | 434, 12.12%, see rank | 24.39% | 27.24% |
| 2 or More Person Households | 3,146, 87.88%, see rank | 75.61% | 72.76% |
| Family Households (Families) | 3,049, 85.17%, see rank | 68.55% | 66.75% |
| Average Family Size | 3.22, see rank | 3.60 | 3.25 |
| Married-Couple Family | 2,646, 73.91%, see rank | 49.76% | 49.60% |
| Nonfamily Households | 531, 14.83%, see rank | 31.45% | 33.25% |
ACS 2005-2009 data
Total population: 10,440
| Piedmont, CA | California | U.S. | |
| Total Households | 3,403, 100% | 12,187,191 | 112,611,029 |
| Average Household Size | 3.05, see rank | 2.91 | 2.60 |
| 1 Person Households | 391, 11.49%, see rank | 24.57% | 27.32% |
| 2 or More Person Households | 3,012, 88.51%, see rank | 75.43% | 72.68% |
| Family Households (Families) | 2,940, 86.39%, see rank | 68.38% | 66.67% |
| Average Family Size | 3.32, see rank | 3.63 | 3.27 |
| Married-Couple Family | 2,566, 75.40%, see rank | 49.93% | 49.71% |
| Nonfamily Households | 463, 13.61%, see rank | 31.62% | 33.33% |
US Census 2000 data
Total population: 10,952
| Piedmont, CA | California | U.S. | |
| Total Households | 3,804, 100% | 11,502,870 | 105,480,101 |
| Average Household Size | 2.88, see rank | 2.87 | 2.59 |
| 1 Person Households | 551, 14.48%, see rank | 23.54% | 25.82% |
| 2 or More Person Households | 3,253, 85.52%, see rank | 76.46% | 74.18% |
| Family Households (Families) | 3,105, 81.62%, see rank | 68.85% | 68.06% |
| Average Family Size | 3.18, see rank | 3.43 | 3.14 |
| Married-Couple Family | 2,698, 70.93%, see rank | 51.09% | 51.66% |
| Nonfamily Households | 699, 18.38%, 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.