USA.com / Washington / Clarkston, WA / 99403 / Population and Races / Historical Household and Family Data
99403 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 19,886
| 99403 Zip Code | Washington | U.S. | |
| Total Households | 8,594, 100% | 2,645,396 | 116,211,092 |
| Average Household Size | 2.28, see rank | 2.55 | 2.63 |
| 1 Person Households | 2,905, 33.80%, see rank | 27.79% | 27.57% |
| 2 or More Person Households | 5,689, 66.20%, see rank | 72.21% | 72.43% |
| Family Households (Families) | 5,277, 61.40%, see rank | 64.48% | 66.22% |
| Average Family Size | 2.98, see rank | 3.23 | 3.32 |
| Married-Couple Family | 3,887, 45.23%, see rank | 49.73% | 48.42% |
| Nonfamily Households | 3,317, 38.60%, see rank | 35.52% | 33.78% |
US Census 2010 data
Total population: 19,548
| 99403 Zip Code | Washington | U.S. | |
| Total Households | 8,392, 100% | 2,620,076 | 116,716,292 |
| Average Household Size | 2.31, see rank | 2.51 | 2.58 |
| 1 Person Households | 2,526, 30.10%, see rank | 27.16% | 26.74% |
| 2 or More Person Households | 5,866, 69.90%, see rank | 72.84% | 73.26% |
| Family Households (Families) | 5,305, 63.21%, see rank | 64.40% | 66.43% |
| Average Family Size | 2.83, see rank | 3.06 | 3.14 |
| Married-Couple Family | 3,905, 46.53%, see rank | 49.19% | 48.42% |
| Nonfamily Households | 3,087, 36.79%, see rank | 35.60% | 33.57% |
ACS 2008-2012 data
Total population: 19,880
| 99403 Zip Code | Washington | U.S. | |
| Total Households | 8,353, 100% | 2,619,995 | 115,226,802 |
| Average Household Size | 2.33, see rank | 2.52 | 2.61 |
| 1 Person Households | 2,607, 31.21%, see rank | 27.74% | 27.45% |
| 2 or More Person Households | 5,746, 68.79%, see rank | 72.26% | 72.55% |
| Family Households (Families) | 5,255, 62.91%, see rank | 64.49% | 66.47% |
| Average Family Size | 2.99, see rank | 3.18 | 3.29 |
| Married-Couple Family | 3,908, 46.79%, see rank | 49.98% | 48.97% |
| Nonfamily Households | 3,098, 37.09%, see rank | 35.51% | 33.53% |
US Census 2000 data
Total population: 18,621
| 99403 Zip Code | Washington | U.S. | |
| Total Households | 7,624, 100% | 2,271,398 | 105,480,101 |
| Average Household Size | 2.40, see rank | 2.53 | 2.59 |
| 1 Person Households | 2,124, 27.86%, see rank | 26.17% | 25.82% |
| 2 or More Person Households | 5,500, 72.14%, see rank | 73.83% | 74.18% |
| Family Households (Families) | 5,075, 66.57%, see rank | 66.00% | 68.06% |
| Average Family Size | 2.90, see rank | 3.07 | 3.14 |
| Married-Couple Family | 3,855, 50.56%, see rank | 52.04% | 51.66% |
| Nonfamily Households | 2,549, 33.43%, 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.