Gilliam County Historical Household and Family Data
ACS 2010-2014 data
Total population: 1,926
| Gilliam County | Oregon | U.S. | |
| Total Households | 879, 100% | 1,522,988 | 116,211,092 |
| Average Household Size | 2.17, see rank | 2.50 | 2.63 |
| 1 Person Households | 314, 35.72%, see rank | 27.93% | 27.57% |
| 2 or More Person Households | 565, 64.28%, see rank | 72.07% | 72.43% |
| Family Households (Families) | 542, 61.66%, see rank | 63.44% | 66.22% |
| Average Family Size | 2.85, see rank | 3.17 | 3.32 |
| Married-Couple Family | 460, 52.33%, see rank | 48.31% | 48.42% |
| Nonfamily Households | 337, 38.34%, see rank | 36.56% | 33.78% |
US Census 2010 data
Total population: 1,871
| Gilliam County | Oregon | U.S. | |
| Total Households | 864, 100% | 1,518,938 | 116,716,292 |
| Average Household Size | 2.14, see rank | 2.47 | 2.58 |
| 1 Person Households | 308, 35.65%, see rank | 27.44% | 26.74% |
| 2 or More Person Households | 556, 64.35%, see rank | 72.56% | 73.26% |
| Family Households (Families) | 508, 58.80%, see rank | 63.43% | 66.43% |
| Average Family Size | 2.74, see rank | 3.00 | 3.14 |
| Married-Couple Family | 418, 48.38%, see rank | 48.31% | 48.42% |
| Nonfamily Households | 356, 41.20%, see rank | 36.57% | 33.57% |
ACS 2008-2012 data
Total population: 1,904
| Gilliam County | Oregon | U.S. | |
| Total Households | 894, 100% | 1,512,718 | 115,226,802 |
| Average Household Size | 2.12, see rank | 2.48 | 2.61 |
| 1 Person Households | 321, 35.91%, see rank | 27.87% | 27.45% |
| 2 or More Person Households | 573, 64.09%, see rank | 72.13% | 72.55% |
| Family Households (Families) | 543, 60.74%, see rank | 63.74% | 66.47% |
| Average Family Size | 2.79, see rank | 3.13 | 3.29 |
| Married-Couple Family | 447, 50.00%, see rank | 49.03% | 48.97% |
| Nonfamily Households | 351, 39.26%, see rank | 36.26% | 33.53% |
ACS 2006-2010 data
Total population: 1,731
| Gilliam County | Oregon | U.S. | |
| Total Households | 851, 100% | 1,499,267 | 114,235,996 |
| Average Household Size | 2.03, see rank | 2.45 | 2.59 |
| 1 Person Households | 335, 39.37%, see rank | 27.87% | 27.24% |
| 2 or More Person Households | 516, 60.63%, see rank | 72.13% | 72.76% |
| Family Households (Families) | 482, 56.64%, see rank | 63.84% | 66.75% |
| Average Family Size | 2.72, see rank | 3.10 | 3.25 |
| Married-Couple Family | 417, 49.00%, see rank | 49.59% | 49.60% |
| Nonfamily Households | 369, 43.36%, see rank | 36.16% | 33.25% |
ACS 2005-2009 data
Total population: 1,623
| Gilliam County | Oregon | U.S. | |
| Total Households | 816, 100% | 1,464,196 | 112,611,029 |
| Average Household Size | 1.99, see rank | 2.49 | 2.60 |
| 1 Person Households | 302, 37.01%, see rank | 27.88% | 27.32% |
| 2 or More Person Households | 514, 62.99%, see rank | 72.12% | 72.68% |
| Family Households (Families) | 491, 60.17%, see rank | 63.92% | 66.67% |
| Average Family Size | 2.55, see rank | 3.15 | 3.27 |
| Married-Couple Family | 406, 49.75%, see rank | 49.96% | 49.71% |
| Nonfamily Households | 325, 39.83%, see rank | 36.08% | 33.33% |
US Census 2000 data
Total population: 1,915
| Gilliam County | Oregon | U.S. | |
| Total Households | 819, 100% | 1,333,723 | 105,480,101 |
| Average Household Size | 2.31, see rank | 2.51 | 2.59 |
| 1 Person Households | 242, 29.55%, see rank | 26.06% | 25.82% |
| 2 or More Person Households | 577, 70.45%, see rank | 73.94% | 74.18% |
| Family Households (Families) | 544, 66.42%, see rank | 65.81% | 68.06% |
| Average Family Size | 2.85, see rank | 3.02 | 3.14 |
| Married-Couple Family | 474, 57.88%, see rank | 51.92% | 51.66% |
| Nonfamily Households | 275, 33.58%, see rank | 34.19% | 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.