Rock Island, OK Historical Household and Family Data
ACS 2010-2014 data
Total population: 735
| Rock Island, OK | Oklahoma | U.S. | |
| Total Households | 278, 100% | 1,450,117 | 116,211,092 |
| Average Household Size | 2.64, see rank | 2.56 | 2.63 |
| 1 Person Households | 60, 21.58%, see rank | 28.09% | 27.57% |
| 2 or More Person Households | 218, 78.42%, see rank | 71.91% | 72.43% |
| Family Households (Families) | 205, 73.74%, see rank | 66.50% | 66.22% |
| Average Family Size | 3.17, see rank | 3.22 | 3.32 |
| Married-Couple Family | 149, 53.60%, see rank | 49.20% | 48.42% |
| Nonfamily Households | 73, 26.26%, see rank | 33.50% | 33.78% |
US Census 2010 data
Total population: 646
| Rock Island, OK | Oklahoma | U.S. | |
| Total Households | 265, 100% | 1,460,450 | 116,716,292 |
| Average Household Size | 2.44, see rank | 2.49 | 2.58 |
| 1 Person Households | 62, 23.40%, see rank | 27.47% | 26.74% |
| 2 or More Person Households | 203, 76.60%, see rank | 72.53% | 73.26% |
| Family Households (Families) | 192, 72.45%, see rank | 66.78% | 66.43% |
| Average Family Size | 2.87, see rank | 3.04 | 3.14 |
| Married-Couple Family | 156, 58.87%, see rank | 49.47% | 48.42% |
| Nonfamily Households | 73, 27.55%, see rank | 33.22% | 33.57% |
ACS 2008-2012 data
Total population: 738
| Rock Island, OK | Oklahoma | U.S. | |
| Total Households | 294, 100% | 1,439,292 | 115,226,802 |
| Average Household Size | 2.51, see rank | 2.53 | 2.61 |
| 1 Person Households | 65, 22.11%, see rank | 28.02% | 27.45% |
| 2 or More Person Households | 229, 77.89%, see rank | 71.98% | 72.55% |
| Family Households (Families) | 224, 76.19%, see rank | 66.73% | 66.47% |
| Average Family Size | 2.96, see rank | 3.17 | 3.29 |
| Married-Couple Family | 157, 53.40%, see rank | 49.86% | 48.97% |
| Nonfamily Households | 70, 23.81%, see rank | 33.27% | 33.53% |
ACS 2006-2010 data
Total population: 661
| Rock Island, OK | Oklahoma | U.S. | |
| Total Households | 276, 100% | 1,421,705 | 114,235,996 |
| Average Household Size | 2.39, see rank | 2.51 | 2.59 |
| 1 Person Households | 56, 20.29%, see rank | 27.95% | 27.24% |
| 2 or More Person Households | 220, 79.71%, see rank | 72.05% | 72.76% |
| Family Households (Families) | 220, 79.71%, see rank | 66.91% | 66.75% |
| Average Family Size | 2.75, see rank | 3.14 | 3.25 |
| Married-Couple Family | 176, 63.77%, see rank | 50.47% | 49.60% |
| Nonfamily Households | 56, 20.29%, see rank | 33.09% | 33.25% |
ACS 2005-2009 data
Total population: 707
| Rock Island, OK | Oklahoma | U.S. | |
| Total Households | 290, 100% | 1,405,005 | 112,611,029 |
| Average Household Size | 2.44, see rank | 2.49 | 2.60 |
| 1 Person Households | 64, 22.07%, see rank | 27.98% | 27.32% |
| 2 or More Person Households | 226, 77.93%, see rank | 72.02% | 72.68% |
| Family Households (Families) | 226, 77.93%, see rank | 66.91% | 66.67% |
| Average Family Size | 2.85, see rank | 3.11 | 3.27 |
| Married-Couple Family | 191, 65.86%, see rank | 50.41% | 49.71% |
| Nonfamily Households | 64, 22.07%, see rank | 33.09% | 33.33% |
US Census 2000 data
Total population: 709
| Rock Island, OK | Oklahoma | U.S. | |
| Total Households | 264, 100% | 1,342,293 | 105,480,101 |
| Average Household Size | 2.69, see rank | 2.49 | 2.59 |
| 1 Person Households | 43, 16.29%, see rank | 26.71% | 25.82% |
| 2 or More Person Households | 221, 83.71%, see rank | 73.29% | 74.18% |
| Family Households (Families) | 213, 80.68%, see rank | 68.67% | 68.06% |
| Average Family Size | 3.02, see rank | 3.02 | 3.14 |
| Married-Couple Family | 177, 67.05%, see rank | 53.46% | 51.66% |
| Nonfamily Households | 51, 19.32%, see rank | 31.33% | 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.