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99151 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 153
| 99151 Zip Code | Washington | U.S. | |
| Total Households | 72, 100% | 2,645,396 | 116,211,092 |
| Average Household Size | 2.13, see rank | 2.55 | 2.63 |
| 1 Person Households | 22, 30.56%, see rank | 27.79% | 27.57% |
| 2 or More Person Households | 50, 69.44%, see rank | 72.21% | 72.43% |
| Family Households (Families) | 35, 48.61%, see rank | 64.48% | 66.22% |
| Average Family Size | 2.83, see rank | 3.23 | 3.32 |
| Married-Couple Family | 35, 48.61%, see rank | 49.73% | 48.42% |
| Nonfamily Households | 37, 51.39%, see rank | 35.52% | 33.78% |
US Census 2010 data
Total population: 164
| 99151 Zip Code | Washington | U.S. | |
| Total Households | 66, 100% | 2,620,076 | 116,716,292 |
| Average Household Size | 2.48, see rank | 2.51 | 2.58 |
| 1 Person Households | 19, 28.79%, see rank | 27.16% | 26.74% |
| 2 or More Person Households | 47, 71.21%, see rank | 72.84% | 73.26% |
| Family Households (Families) | 43, 65.15%, see rank | 64.40% | 66.43% |
| Average Family Size | 2.86, see rank | 3.06 | 3.14 |
| Married-Couple Family | 35, 53.03%, see rank | 49.19% | 48.42% |
| Nonfamily Households | 23, 34.85%, see rank | 35.60% | 33.57% |
ACS 2008-2012 data
Total population: 134
| 99151 Zip Code | Washington | U.S. | |
| Total Households | 57, 100% | 2,619,995 | 115,226,802 |
| Average Household Size | 2.35, see rank | 2.52 | 2.61 |
| 1 Person Households | 11, 19.30%, see rank | 27.74% | 27.45% |
| 2 or More Person Households | 46, 80.70%, see rank | 72.26% | 72.55% |
| Family Households (Families) | 34, 59.65%, see rank | 64.49% | 66.47% |
| Average Family Size | 2.82, see rank | 3.18 | 3.29 |
| Married-Couple Family | 28, 49.12%, see rank | 49.98% | 48.97% |
| Nonfamily Households | 23, 40.35%, see rank | 35.51% | 33.53% |
US Census 2000 data
Total population: 115
| 99151 Zip Code | Washington | U.S. | |
| Total Households | 47, 100% | 2,271,398 | 105,480,101 |
| Average Household Size | 2.45, see rank | 2.53 | 2.59 |
| 1 Person Households | 10, 21.28%, see rank | 26.17% | 25.82% |
| 2 or More Person Households | 37, 78.72%, see rank | 73.83% | 74.18% |
| Family Households (Families) | 33, 70.21%, see rank | 66.00% | 68.06% |
| Average Family Size | 2.79, see rank | 3.07 | 3.14 |
| Married-Couple Family | 26, 55.32%, see rank | 52.04% | 51.66% |
| Nonfamily Households | 14, 29.79%, 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.