USA.com / Illinois / Stephenson County / Rock City, IL / 61070 / Population and Races / Historical Household and Family Data
61070 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 1,327
| 61070 Zip Code | Illinois | U.S. | |
| Total Households | 488, 100% | 4,778,633 | 116,211,092 |
| Average Household Size | 2.72, see rank | 2.63 | 2.63 |
| 1 Person Households | 81, 16.60%, see rank | 28.68% | 27.57% |
| 2 or More Person Households | 407, 83.40%, see rank | 71.32% | 72.43% |
| Family Households (Families) | 403, 82.58%, see rank | 65.52% | 66.22% |
| Average Family Size | 3.07, see rank | 3.36 | 3.32 |
| Married-Couple Family | 317, 64.96%, see rank | 48.22% | 48.42% |
| Nonfamily Households | 85, 17.42%, see rank | 34.48% | 33.78% |
US Census 2010 data
Total population: 1,130
| 61070 Zip Code | Illinois | U.S. | |
| Total Households | 430, 100% | 4,836,972 | 116,716,292 |
| Average Household Size | 2.63, see rank | 2.59 | 2.58 |
| 1 Person Households | 86, 20.00%, see rank | 27.83% | 26.74% |
| 2 or More Person Households | 344, 80.00%, see rank | 72.17% | 73.26% |
| Family Households (Families) | 336, 78.14%, see rank | 65.81% | 66.43% |
| Average Family Size | 3.00, see rank | 3.20 | 3.14 |
| Married-Couple Family | 294, 68.37%, see rank | 48.23% | 48.42% |
| Nonfamily Households | 94, 21.86%, see rank | 34.19% | 33.57% |
ACS 2008-2012 data
Total population: 1,080
| 61070 Zip Code | Illinois | U.S. | |
| Total Households | 463, 100% | 4,774,275 | 115,226,802 |
| Average Household Size | 2.33, see rank | 2.62 | 2.61 |
| 1 Person Households | 95, 20.52%, see rank | 28.52% | 27.45% |
| 2 or More Person Households | 368, 79.48%, see rank | 71.48% | 72.55% |
| Family Households (Families) | 348, 75.16%, see rank | 65.82% | 66.47% |
| Average Family Size | 2.69, see rank | 3.34 | 3.29 |
| Married-Couple Family | 322, 69.55%, see rank | 48.67% | 48.97% |
| Nonfamily Households | 115, 24.84%, see rank | 34.18% | 33.53% |
US Census 2000 data
Total population: 1,117
| 61070 Zip Code | Illinois | U.S. | |
| Total Households | 415, 100% | 4,591,779 | 105,480,101 |
| Average Household Size | 2.69, see rank | 2.63 | 2.59 |
| 1 Person Households | 95, 22.89%, see rank | 26.78% | 25.82% |
| 2 or More Person Households | 320, 77.11%, see rank | 73.22% | 74.18% |
| Family Households (Families) | 306, 73.73%, see rank | 67.63% | 68.06% |
| Average Family Size | 3.18, see rank | 3.23 | 3.14 |
| Married-Couple Family | 262, 63.13%, see rank | 51.26% | 51.66% |
| Nonfamily Households | 109, 26.27%, see rank | 32.37% | 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.