Rock Valley, IA Historical Household and Family Data
ACS 2010-2014 data
Total population: 3,495
| Rock Valley, IA | Iowa | U.S. | |
| Total Households | 1,286, 100% | 1,232,228 | 116,211,092 |
| Average Household Size | 2.63, see rank | 2.42 | 2.63 |
| 1 Person Households | 342, 26.59%, see rank | 28.77% | 27.57% |
| 2 or More Person Households | 944, 73.41%, see rank | 71.23% | 72.43% |
| Family Households (Families) | 931, 72.40%, see rank | 64.68% | 66.22% |
| Average Family Size | 3.24, see rank | 3.05 | 3.32 |
| Married-Couple Family | 693, 53.89%, see rank | 51.37% | 48.42% |
| Nonfamily Households | 355, 27.60%, see rank | 35.32% | 33.78% |
US Census 2010 data
Total population: 3,354
| Rock Valley, IA | Iowa | U.S. | |
| Total Households | 1,283, 100% | 1,221,576 | 116,716,292 |
| Average Household Size | 2.54, see rank | 2.41 | 2.58 |
| 1 Person Households | 370, 28.84%, see rank | 28.45% | 26.74% |
| 2 or More Person Households | 913, 71.16%, see rank | 71.55% | 73.26% |
| Family Households (Families) | 870, 67.81%, see rank | 64.67% | 66.43% |
| Average Family Size | 3.16, see rank | 2.97 | 3.14 |
| Married-Couple Family | 781, 60.87%, see rank | 51.18% | 48.42% |
| Nonfamily Households | 413, 32.19%, see rank | 35.33% | 33.57% |
ACS 2008-2012 data
Total population: 3,369
| Rock Valley, IA | Iowa | U.S. | |
| Total Households | 1,252, 100% | 1,223,509 | 115,226,802 |
| Average Household Size | 2.60, see rank | 2.41 | 2.61 |
| 1 Person Households | 407, 32.51%, see rank | 28.63% | 27.45% |
| 2 or More Person Households | 845, 67.49%, see rank | 71.37% | 72.55% |
| Family Households (Families) | 802, 64.06%, see rank | 65.05% | 66.47% |
| Average Family Size | 3.45, see rank | 3.03 | 3.29 |
| Married-Couple Family | 628, 50.16%, see rank | 51.96% | 48.97% |
| Nonfamily Households | 450, 35.94%, see rank | 34.95% | 33.53% |
ACS 2006-2010 data
Total population: 3,274
| Rock Valley, IA | Iowa | U.S. | |
| Total Households | 1,421, 100% | 1,215,954 | 114,235,996 |
| Average Household Size | 2.30, see rank | 2.40 | 2.59 |
| 1 Person Households | 556, 39.13%, see rank | 28.44% | 27.24% |
| 2 or More Person Households | 865, 60.87%, see rank | 71.56% | 72.76% |
| Family Households (Families) | 836, 58.83%, see rank | 65.29% | 66.75% |
| Average Family Size | 3.18, see rank | 3.01 | 3.25 |
| Married-Couple Family | 683, 48.06%, see rank | 52.60% | 49.60% |
| Nonfamily Households | 585, 41.17%, see rank | 34.71% | 33.25% |
ACS 2005-2009 data
Total population: 3,109
| Rock Valley, IA | Iowa | U.S. | |
| Total Households | 1,371, 100% | 1,215,970 | 112,611,029 |
| Average Household Size | 2.27, see rank | 2.36 | 2.60 |
| 1 Person Households | 531, 38.73%, see rank | 28.28% | 27.32% |
| 2 or More Person Households | 840, 61.27%, see rank | 71.72% | 72.68% |
| Family Households (Families) | 788, 57.48%, see rank | 65.23% | 66.67% |
| Average Family Size | 3.16, see rank | 2.96 | 3.27 |
| Married-Couple Family | 687, 50.11%, see rank | 52.57% | 49.71% |
| Nonfamily Households | 583, 42.52%, see rank | 34.77% | 33.33% |
US Census 2000 data
Total population: 2,702
| Rock Valley, IA | Iowa | U.S. | |
| Total Households | 1,124, 100% | 1,149,276 | 105,480,101 |
| Average Household Size | 2.38, see rank | 2.46 | 2.59 |
| 1 Person Households | 347, 30.87%, see rank | 27.24% | 25.82% |
| 2 or More Person Households | 777, 69.13%, see rank | 72.76% | 74.18% |
| Family Households (Families) | 751, 66.81%, see rank | 66.97% | 68.06% |
| Average Family Size | 3.00, see rank | 3.00 | 3.14 |
| Married-Couple Family | 672, 59.79%, see rank | 55.10% | 51.66% |
| Nonfamily Households | 373, 33.19%, see rank | 33.03% | 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.