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Diablo, CA Historical Household and Family Data
ACS 2010-2014 data
Total population: 969
| Diablo, CA | California | U.S. | |
| Total Households | 372, 100% | 12,617,280 | 116,211,092 |
| Average Household Size | 2.60, see rank | 2.95 | 2.63 |
| 1 Person Households | 68, 18.28%, see rank | 24.10% | 27.57% |
| 2 or More Person Households | 304, 81.72%, see rank | 75.90% | 72.43% |
| Family Households (Families) | 258, 69.35%, see rank | 68.69% | 66.22% |
| Average Family Size | 3.14, see rank | 3.67 | 3.32 |
| Married-Couple Family | 258, 69.35%, see rank | 49.11% | 48.42% |
| Nonfamily Households | 114, 30.65%, see rank | 31.31% | 33.78% |
US Census 2010 data
Total population: 1,158
| Diablo, CA | California | U.S. | |
| Total Households | 412, 100% | 12,577,498 | 116,716,292 |
| Average Household Size | 2.67, see rank | 2.90 | 2.58 |
| 1 Person Households | 57, 13.83%, see rank | 23.29% | 26.74% |
| 2 or More Person Households | 355, 86.17%, see rank | 76.71% | 73.26% |
| Family Households (Families) | 343, 83.25%, see rank | 68.71% | 66.43% |
| Average Family Size | 2.96, see rank | 3.45 | 3.14 |
| Married-Couple Family | 315, 76.46%, see rank | 49.40% | 48.42% |
| Nonfamily Households | 69, 16.75%, see rank | 31.29% | 33.57% |
ACS 2008-2012 data
Total population: 1,211
| Diablo, CA | California | U.S. | |
| Total Households | 359, 100% | 12,466,331 | 115,226,802 |
| Average Household Size | 3.37, see rank | 2.93 | 2.61 |
| 1 Person Households | 48, 13.37%, see rank | 24.31% | 27.45% |
| 2 or More Person Households | 311, 86.63%, see rank | 75.69% | 72.55% |
| Family Households (Families) | 311, 86.63%, see rank | 68.59% | 66.47% |
| Average Family Size | 3.74, see rank | 3.65 | 3.29 |
| Married-Couple Family | 311, 86.63%, see rank | 49.35% | 48.97% |
| Nonfamily Households | 48, 13.37%, see rank | 31.41% | 33.53% |
ACS 2006-2010 data
Total population: 1,071
| Diablo, CA | California | U.S. | |
| Total Households | 355, 100% | 12,392,852 | 114,235,996 |
| Average Household Size | 3.02, see rank | 2.89 | 2.59 |
| 1 Person Households | 51, 14.37%, see rank | 24.39% | 27.24% |
| 2 or More Person Households | 304, 85.63%, see rank | 75.61% | 72.76% |
| Family Households (Families) | 304, 85.63%, see rank | 68.55% | 66.75% |
| Average Family Size | 3.36, see rank | 3.60 | 3.25 |
| Married-Couple Family | 304, 85.63%, see rank | 49.76% | 49.60% |
| Nonfamily Households | 51, 14.37%, see rank | 31.45% | 33.25% |
ACS 2005-2009 data
Total population: 1,292
| Diablo, CA | California | U.S. | |
| Total Households | 400, 100% | 12,187,191 | 112,611,029 |
| Average Household Size | 3.23, see rank | 2.91 | 2.60 |
| 1 Person Households | 0, 0.00%, see rank | 24.57% | 27.32% |
| 2 or More Person Households | 400, 100.00%, see rank | 75.43% | 72.68% |
| Family Households (Families) | 400, 100.00%, see rank | 68.38% | 66.67% |
| Average Family Size | 3.23, see rank | 3.63 | 3.27 |
| Married-Couple Family | 385, 96.25%, see rank | 49.93% | 49.71% |
| Nonfamily Households | 0, 0.00%, see rank | 31.62% | 33.33% |
US Census 2000 data
Total population: 988
| Diablo, CA | California | U.S. | |
| Total Households | 341, 100% | 11,502,870 | 105,480,101 |
| Average Household Size | 2.90, see rank | 2.87 | 2.59 |
| 1 Person Households | 28, 8.21%, see rank | 23.54% | 25.82% |
| 2 or More Person Households | 313, 91.79%, see rank | 76.46% | 74.18% |
| Family Households (Families) | 309, 90.62%, see rank | 68.85% | 68.06% |
| Average Family Size | 3.03, see rank | 3.43 | 3.14 |
| Married-Couple Family | 291, 85.34%, see rank | 51.09% | 51.66% |
| Nonfamily Households | 32, 9.38%, 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.