USA.com / Washington / Whitman County / Colfax, WA / 99111 / Population and Races / Historical Household and Family Data
99111 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 4,226
| 99111 Zip Code | Washington | U.S. | |
| Total Households | 1,802, 100% | 2,645,396 | 116,211,092 |
| Average Household Size | 2.26, see rank | 2.55 | 2.63 |
| 1 Person Households | 690, 38.29%, see rank | 27.79% | 27.57% |
| 2 or More Person Households | 1,112, 61.71%, see rank | 72.21% | 72.43% |
| Family Households (Families) | 1,074, 59.60%, see rank | 64.48% | 66.22% |
| Average Family Size | 3.07, see rank | 3.23 | 3.32 |
| Married-Couple Family | 887, 49.22%, see rank | 49.73% | 48.42% |
| Nonfamily Households | 728, 40.40%, see rank | 35.52% | 33.78% |
US Census 2010 data
Total population: 4,047
| 99111 Zip Code | Washington | U.S. | |
| Total Households | 1,746, 100% | 2,620,076 | 116,716,292 |
| Average Household Size | 2.27, see rank | 2.51 | 2.58 |
| 1 Person Households | 574, 32.88%, see rank | 27.16% | 26.74% |
| 2 or More Person Households | 1,172, 67.12%, see rank | 72.84% | 73.26% |
| Family Households (Families) | 1,093, 62.60%, see rank | 64.40% | 66.43% |
| Average Family Size | 2.88, see rank | 3.06 | 3.14 |
| Married-Couple Family | 921, 52.75%, see rank | 49.19% | 48.42% |
| Nonfamily Households | 653, 37.40%, see rank | 35.60% | 33.57% |
ACS 2008-2012 data
Total population: 4,151
| 99111 Zip Code | Washington | U.S. | |
| Total Households | 1,674, 100% | 2,619,995 | 115,226,802 |
| Average Household Size | 2.35, see rank | 2.52 | 2.61 |
| 1 Person Households | 487, 29.09%, see rank | 27.74% | 27.45% |
| 2 or More Person Households | 1,187, 70.91%, see rank | 72.26% | 72.55% |
| Family Households (Families) | 1,117, 66.73%, see rank | 64.49% | 66.47% |
| Average Family Size | 2.95, see rank | 3.18 | 3.29 |
| Married-Couple Family | 961, 57.41%, see rank | 49.98% | 48.97% |
| Nonfamily Households | 557, 33.27%, see rank | 35.51% | 33.53% |
US Census 2000 data
Total population: 4,209
| 99111 Zip Code | Washington | U.S. | |
| Total Households | 1,715, 100% | 2,271,398 | 105,480,101 |
| Average Household Size | 2.34, see rank | 2.53 | 2.59 |
| 1 Person Households | 538, 31.37%, see rank | 26.17% | 25.82% |
| 2 or More Person Households | 1,177, 68.63%, see rank | 73.83% | 74.18% |
| Family Households (Families) | 1,125, 65.60%, see rank | 66.00% | 68.06% |
| Average Family Size | 2.95, see rank | 3.07 | 3.14 |
| Married-Couple Family | 986, 57.49%, see rank | 52.04% | 51.66% |
| Nonfamily Households | 590, 34.40%, 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.