USA.com / Washington / Douglas County / Rock Island, WA / 98850 / Population and Races / Historical Household and Family Data
98850 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 1,555
| 98850 Zip Code | Washington | U.S. | |
| Total Households | 546, 100% | 2,645,396 | 116,211,092 |
| Average Household Size | 2.85, see rank | 2.55 | 2.63 |
| 1 Person Households | 122, 22.34%, see rank | 27.79% | 27.57% |
| 2 or More Person Households | 424, 77.66%, see rank | 72.21% | 72.43% |
| Family Households (Families) | 379, 69.41%, see rank | 64.48% | 66.22% |
| Average Family Size | 3.49, see rank | 3.23 | 3.32 |
| Married-Couple Family | 248, 45.42%, see rank | 49.73% | 48.42% |
| Nonfamily Households | 167, 30.59%, see rank | 35.52% | 33.78% |
US Census 2010 data
Total population: 1,543
| 98850 Zip Code | Washington | U.S. | |
| Total Households | 522, 100% | 2,620,076 | 116,716,292 |
| Average Household Size | 2.96, see rank | 2.51 | 2.58 |
| 1 Person Households | 122, 23.37%, see rank | 27.16% | 26.74% |
| 2 or More Person Households | 400, 76.63%, see rank | 72.84% | 73.26% |
| Family Households (Families) | 375, 71.84%, see rank | 64.40% | 66.43% |
| Average Family Size | 3.50, see rank | 3.06 | 3.14 |
| Married-Couple Family | 291, 55.75%, see rank | 49.19% | 48.42% |
| Nonfamily Households | 147, 28.16%, see rank | 35.60% | 33.57% |
ACS 2008-2012 data
Total population: 1,514
| 98850 Zip Code | Washington | U.S. | |
| Total Households | 535, 100% | 2,619,995 | 115,226,802 |
| Average Household Size | 2.83, see rank | 2.52 | 2.61 |
| 1 Person Households | 101, 18.88%, see rank | 27.74% | 27.45% |
| 2 or More Person Households | 434, 81.12%, see rank | 72.26% | 72.55% |
| Family Households (Families) | 400, 74.77%, see rank | 64.49% | 66.47% |
| Average Family Size | 3.34, see rank | 3.18 | 3.29 |
| Married-Couple Family | 235, 43.93%, see rank | 49.98% | 48.97% |
| Nonfamily Households | 135, 25.23%, see rank | 35.51% | 33.53% |
US Census 2000 data
Total population: 1,814
| 98850 Zip Code | Washington | U.S. | |
| Total Households | 584, 100% | 2,271,398 | 105,480,101 |
| Average Household Size | 3.11, see rank | 2.53 | 2.59 |
| 1 Person Households | 101, 17.29%, see rank | 26.17% | 25.82% |
| 2 or More Person Households | 483, 82.71%, see rank | 73.83% | 74.18% |
| Family Households (Families) | 454, 77.74%, see rank | 66.00% | 68.06% |
| Average Family Size | 3.52, see rank | 3.07 | 3.14 |
| Married-Couple Family | 377, 64.55%, see rank | 52.04% | 51.66% |
| Nonfamily Households | 130, 22.26%, see rank | 34.00% | 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.