USA.com / Washington / King County / Sammamish, WA / 98074 / Population and Races / Historical Household and Family Data
98074 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 26,386
| 98074 Zip Code | Washington | U.S. | |
| Total Households | 8,704, 100% | 2,645,396 | 116,211,092 |
| Average Household Size | 3.03, see rank | 2.55 | 2.63 |
| 1 Person Households | 829, 9.52%, see rank | 27.79% | 27.57% |
| 2 or More Person Households | 7,875, 90.48%, see rank | 72.21% | 72.43% |
| Family Households (Families) | 7,701, 88.48%, see rank | 64.48% | 66.22% |
| Average Family Size | 3.27, see rank | 3.23 | 3.32 |
| Married-Couple Family | 7,069, 81.22%, see rank | 49.73% | 48.42% |
| Nonfamily Households | 1,003, 11.52%, see rank | 35.52% | 33.78% |
US Census 2010 data
Total population: 25,748
| 98074 Zip Code | Washington | U.S. | |
| Total Households | 8,626, 100% | 2,620,076 | 116,716,292 |
| Average Household Size | 2.98, see rank | 2.51 | 2.58 |
| 1 Person Households | 1,021, 11.84%, see rank | 27.16% | 26.74% |
| 2 or More Person Households | 7,605, 88.16%, see rank | 72.84% | 73.26% |
| Family Households (Families) | 7,298, 84.60%, see rank | 64.40% | 66.43% |
| Average Family Size | 3.26, see rank | 3.06 | 3.14 |
| Married-Couple Family | 6,607, 76.59%, see rank | 49.19% | 48.42% |
| Nonfamily Households | 1,328, 15.40%, see rank | 35.60% | 33.57% |
ACS 2008-2012 data
Total population: 24,792
| 98074 Zip Code | Washington | U.S. | |
| Total Households | 8,174, 100% | 2,619,995 | 115,226,802 |
| Average Household Size | 3.03, see rank | 2.52 | 2.61 |
| 1 Person Households | 801, 9.80%, see rank | 27.74% | 27.45% |
| 2 or More Person Households | 7,373, 90.20%, see rank | 72.26% | 72.55% |
| Family Households (Families) | 7,172, 87.74%, see rank | 64.49% | 66.47% |
| Average Family Size | 3.29, see rank | 3.18 | 3.29 |
| Married-Couple Family | 6,551, 80.14%, see rank | 49.98% | 48.97% |
| Nonfamily Households | 1,002, 12.26%, see rank | 35.51% | 33.53% |
* 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.