USA.com / Illinois / Mclean County / Saybrook, IL / 61770 / Population and Races / Historical Household and Family Data
61770 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 994
| 61770 Zip Code | Illinois | U.S. | |
| Total Households | 388, 100% | 4,778,633 | 116,211,092 |
| Average Household Size | 2.56, see rank | 2.63 | 2.63 |
| 1 Person Households | 107, 27.58%, see rank | 28.68% | 27.57% |
| 2 or More Person Households | 281, 72.42%, see rank | 71.32% | 72.43% |
| Family Households (Families) | 246, 63.40%, see rank | 65.52% | 66.22% |
| Average Family Size | 3.23, see rank | 3.36 | 3.32 |
| Married-Couple Family | 184, 47.42%, see rank | 48.22% | 48.42% |
| Nonfamily Households | 142, 36.60%, see rank | 34.48% | 33.78% |
US Census 2010 data
Total population: 1,108
| 61770 Zip Code | Illinois | U.S. | |
| Total Households | 455, 100% | 4,836,972 | 116,716,292 |
| Average Household Size | 2.44, see rank | 2.59 | 2.58 |
| 1 Person Households | 118, 25.93%, see rank | 27.83% | 26.74% |
| 2 or More Person Households | 337, 74.07%, see rank | 72.17% | 73.26% |
| Family Households (Families) | 315, 69.23%, see rank | 65.81% | 66.43% |
| Average Family Size | 2.93, see rank | 3.20 | 3.14 |
| Married-Couple Family | 270, 59.34%, see rank | 48.23% | 48.42% |
| Nonfamily Households | 140, 30.77%, see rank | 34.19% | 33.57% |
ACS 2008-2012 data
Total population: 1,115
| 61770 Zip Code | Illinois | U.S. | |
| Total Households | 419, 100% | 4,774,275 | 115,226,802 |
| Average Household Size | 2.66, see rank | 2.62 | 2.61 |
| 1 Person Households | 89, 21.24%, see rank | 28.52% | 27.45% |
| 2 or More Person Households | 330, 78.76%, see rank | 71.48% | 72.55% |
| Family Households (Families) | 307, 73.27%, see rank | 65.82% | 66.47% |
| Average Family Size | 3.17, see rank | 3.34 | 3.29 |
| Married-Couple Family | 250, 59.67%, see rank | 48.67% | 48.97% |
| Nonfamily Households | 112, 26.73%, see rank | 34.18% | 33.53% |
US Census 2000 data
Total population: 1,143
| 61770 Zip Code | Illinois | U.S. | |
| Total Households | 464, 100% | 4,591,779 | 105,480,101 |
| Average Household Size | 2.46, see rank | 2.63 | 2.59 |
| 1 Person Households | 116, 25.00%, see rank | 26.78% | 25.82% |
| 2 or More Person Households | 348, 75.00%, see rank | 73.22% | 74.18% |
| Family Households (Families) | 331, 71.34%, see rank | 67.63% | 68.06% |
| Average Family Size | 2.94, see rank | 3.23 | 3.14 |
| Married-Couple Family | 283, 60.99%, see rank | 51.26% | 51.66% |
| Nonfamily Households | 133, 28.66%, 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.