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Ilwaco, WA Historical Household and Family Data
ACS 2010-2014 data
Total population: 1,086
| Ilwaco, WA | Washington | U.S. | |
| Total Households | 439, 100% | 2,645,396 | 116,211,092 |
| Average Household Size | 2.46, see rank | 2.55 | 2.63 |
| 1 Person Households | 159, 36.22%, see rank | 27.79% | 27.57% |
| 2 or More Person Households | 280, 63.78%, see rank | 72.21% | 72.43% |
| Family Households (Families) | 245, 55.81%, see rank | 64.48% | 66.22% |
| Average Family Size | 3.48, see rank | 3.23 | 3.32 |
| Married-Couple Family | 198, 45.10%, see rank | 49.73% | 48.42% |
| Nonfamily Households | 194, 44.19%, see rank | 35.52% | 33.78% |
US Census 2010 data
Total population: 936
| Ilwaco, WA | Washington | U.S. | |
| Total Households | 443, 100% | 2,620,076 | 116,716,292 |
| Average Household Size | 2.11, see rank | 2.51 | 2.58 |
| 1 Person Households | 158, 35.67%, see rank | 27.16% | 26.74% |
| 2 or More Person Households | 285, 64.33%, see rank | 72.84% | 73.26% |
| Family Households (Families) | 257, 58.01%, see rank | 64.40% | 66.43% |
| Average Family Size | 2.68, see rank | 3.06 | 3.14 |
| Married-Couple Family | 207, 46.73%, see rank | 49.19% | 48.42% |
| Nonfamily Households | 186, 41.99%, see rank | 35.60% | 33.57% |
ACS 2008-2012 data
Total population: 1,059
| Ilwaco, WA | Washington | U.S. | |
| Total Households | 494, 100% | 2,619,995 | 115,226,802 |
| Average Household Size | 2.14, see rank | 2.52 | 2.61 |
| 1 Person Households | 216, 43.72%, see rank | 27.74% | 27.45% |
| 2 or More Person Households | 278, 56.28%, see rank | 72.26% | 72.55% |
| Family Households (Families) | 237, 47.98%, see rank | 64.49% | 66.47% |
| Average Family Size | 3.21, see rank | 3.18 | 3.29 |
| Married-Couple Family | 182, 36.84%, see rank | 49.98% | 48.97% |
| Nonfamily Households | 257, 52.02%, see rank | 35.51% | 33.53% |
ACS 2006-2010 data
Total population: 1,151
| Ilwaco, WA | Washington | U.S. | |
| Total Households | 508, 100% | 2,577,375 | 114,235,996 |
| Average Household Size | 2.27, see rank | 2.49 | 2.59 |
| 1 Person Households | 191, 37.60%, see rank | 27.74% | 27.24% |
| 2 or More Person Households | 317, 62.40%, see rank | 72.26% | 72.76% |
| Family Households (Families) | 279, 54.92%, see rank | 64.62% | 66.75% |
| Average Family Size | 3.20, see rank | 3.14 | 3.25 |
| Married-Couple Family | 236, 46.46%, see rank | 50.17% | 49.60% |
| Nonfamily Households | 229, 45.08%, see rank | 35.38% | 33.25% |
ACS 2005-2009 data
Total population: 1,088
| Ilwaco, WA | Washington | U.S. | |
| Total Households | 490, 100% | 2,512,327 | 112,611,029 |
| Average Household Size | 2.22, see rank | 2.52 | 2.60 |
| 1 Person Households | 197, 40.20%, see rank | 27.81% | 27.32% |
| 2 or More Person Households | 293, 59.80%, see rank | 72.19% | 72.68% |
| Family Households (Families) | 262, 53.47%, see rank | 64.50% | 66.67% |
| Average Family Size | 3.19, see rank | 3.18 | 3.27 |
| Married-Couple Family | 230, 46.94%, see rank | 50.27% | 49.71% |
| Nonfamily Households | 228, 46.53%, see rank | 35.50% | 33.33% |
US Census 2000 data
Total population: 950
| Ilwaco, WA | Washington | U.S. | |
| Total Households | 416, 100% | 2,271,398 | 105,480,101 |
| Average Household Size | 2.28, see rank | 2.53 | 2.59 |
| 1 Person Households | 139, 33.41%, see rank | 26.17% | 25.82% |
| 2 or More Person Households | 277, 66.59%, see rank | 73.83% | 74.18% |
| Family Households (Families) | 260, 62.50%, see rank | 66.00% | 68.06% |
| Average Family Size | 2.92, see rank | 3.07 | 3.14 |
| Married-Couple Family | 218, 52.40%, see rank | 52.04% | 51.66% |
| Nonfamily Households | 156, 37.50%, 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.