USA.com / California / San Bernardino County / Rancho Cucamonga, CA / 91730 / Population and Races / Historical Household and Family Data
91730 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 66,979
| 91730 Zip Code | California | U.S. | |
| Total Households | 22,819, 100% | 12,617,280 | 116,211,092 |
| Average Household Size | 2.81, see rank | 2.95 | 2.63 |
| 1 Person Households | 6,265, 27.46%, see rank | 24.10% | 27.57% |
| 2 or More Person Households | 16,554, 72.54%, see rank | 75.90% | 72.43% |
| Family Households (Families) | 14,819, 64.94%, see rank | 68.69% | 66.22% |
| Average Family Size | 3.61, see rank | 3.67 | 3.32 |
| Married-Couple Family | 9,651, 42.29%, see rank | 49.11% | 48.42% |
| Nonfamily Households | 8,000, 35.06%, see rank | 31.31% | 33.78% |
US Census 2010 data
Total population: 66,925
| 91730 Zip Code | California | U.S. | |
| Total Households | 22,811, 100% | 12,577,498 | 116,716,292 |
| Average Household Size | 2.80, see rank | 2.90 | 2.58 |
| 1 Person Households | 5,313, 23.29%, see rank | 23.29% | 26.74% |
| 2 or More Person Households | 17,498, 76.71%, see rank | 76.71% | 73.26% |
| Family Households (Families) | 15,811, 69.31%, see rank | 68.71% | 66.43% |
| Average Family Size | 3.34, see rank | 3.45 | 3.14 |
| Married-Couple Family | 10,422, 45.69%, see rank | 49.40% | 48.42% |
| Nonfamily Households | 7,000, 30.69%, see rank | 31.29% | 33.57% |
ACS 2008-2012 data
Total population: 65,610
| 91730 Zip Code | California | U.S. | |
| Total Households | 22,563, 100% | 12,466,331 | 115,226,802 |
| Average Household Size | 2.78, see rank | 2.93 | 2.61 |
| 1 Person Households | 6,060, 26.86%, see rank | 24.31% | 27.45% |
| 2 or More Person Households | 16,503, 73.14%, see rank | 75.69% | 72.55% |
| Family Households (Families) | 15,107, 66.95%, see rank | 68.59% | 66.47% |
| Average Family Size | 3.53, see rank | 3.65 | 3.29 |
| Married-Couple Family | 10,250, 45.43%, see rank | 49.35% | 48.97% |
| Nonfamily Households | 7,456, 33.05%, see rank | 31.41% | 33.53% |
US Census 2000 data
Total population: 51,969
| 91730 Zip Code | California | U.S. | |
| Total Households | 16,665, 100% | 11,502,870 | 105,480,101 |
| Average Household Size | 2.91, see rank | 2.87 | 2.59 |
| 1 Person Households | 3,490, 20.94%, see rank | 23.54% | 25.82% |
| 2 or More Person Households | 13,175, 79.06%, see rank | 76.46% | 74.18% |
| Family Households (Families) | 12,028, 72.18%, see rank | 68.85% | 68.06% |
| Average Family Size | 3.40, see rank | 3.43 | 3.14 |
| Married-Couple Family | 8,362, 50.18%, see rank | 51.09% | 51.66% |
| Nonfamily Households | 4,637, 27.82%, 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.