Frankfort, IL Historical Household and Family Data
ACS 2010-2014 data
Total population: 18,100
| Frankfort, IL | Illinois | U.S. | |
| Total Households | 5,689, 100% | 4,778,633 | 116,211,092 |
| Average Household Size | 3.15, see rank | 2.63 | 2.63 |
| 1 Person Households | 794, 13.96%, see rank | 28.68% | 27.57% |
| 2 or More Person Households | 4,895, 86.04%, see rank | 71.32% | 72.43% |
| Family Households (Families) | 4,757, 83.62%, see rank | 65.52% | 66.22% |
| Average Family Size | 3.53, see rank | 3.36 | 3.32 |
| Married-Couple Family | 4,145, 72.86%, see rank | 48.22% | 48.42% |
| Nonfamily Households | 932, 16.38%, see rank | 34.48% | 33.78% |
US Census 2010 data
Total population: 17,782
| Frankfort, IL | Illinois | U.S. | |
| Total Households | 5,807, 100% | 4,836,972 | 116,716,292 |
| Average Household Size | 3.04, see rank | 2.59 | 2.58 |
| 1 Person Households | 717, 12.35%, see rank | 27.83% | 26.74% |
| 2 or More Person Households | 5,090, 87.65%, see rank | 72.17% | 73.26% |
| Family Households (Families) | 4,967, 85.53%, see rank | 65.81% | 66.43% |
| Average Family Size | 3.32, see rank | 3.20 | 3.14 |
| Married-Couple Family | 4,481, 77.17%, see rank | 48.23% | 48.42% |
| Nonfamily Households | 840, 14.47%, see rank | 34.19% | 33.57% |
ACS 2008-2012 data
Total population: 17,787
| Frankfort, IL | Illinois | U.S. | |
| Total Households | 5,559, 100% | 4,774,275 | 115,226,802 |
| Average Household Size | 3.17, see rank | 2.62 | 2.61 |
| 1 Person Households | 652, 11.73%, see rank | 28.52% | 27.45% |
| 2 or More Person Households | 4,907, 88.27%, see rank | 71.48% | 72.55% |
| Family Households (Families) | 4,768, 85.77%, see rank | 65.82% | 66.47% |
| Average Family Size | 3.48, see rank | 3.34 | 3.29 |
| Married-Couple Family | 4,355, 78.34%, see rank | 48.67% | 48.97% |
| Nonfamily Households | 791, 14.23%, see rank | 34.18% | 33.53% |
ACS 2006-2010 data
Total population: 17,056
| Frankfort, IL | Illinois | U.S. | |
| Total Households | 5,361, 100% | 4,769,951 | 114,235,996 |
| Average Household Size | 3.18, see rank | 2.61 | 2.59 |
| 1 Person Households | 502, 9.36%, see rank | 28.23% | 27.24% |
| 2 or More Person Households | 4,859, 90.64%, see rank | 71.77% | 72.76% |
| Family Households (Families) | 4,785, 89.26%, see rank | 66.28% | 66.75% |
| Average Family Size | 3.43, see rank | 3.31 | 3.25 |
| Married-Couple Family | 4,453, 83.06%, see rank | 49.36% | 49.60% |
| Nonfamily Households | 576, 10.74%, see rank | 33.72% | 33.25% |
ACS 2005-2009 data
Total population: 17,044
| Frankfort, IL | Illinois | U.S. | |
| Total Households | 5,347, 100% | 4,749,388 | 112,611,029 |
| Average Household Size | 3.19, see rank | 2.62 | 2.60 |
| 1 Person Households | 552, 10.32%, see rank | 28.40% | 27.32% |
| 2 or More Person Households | 4,795, 89.68%, see rank | 71.60% | 72.68% |
| Family Households (Families) | 4,686, 87.64%, see rank | 66.09% | 66.67% |
| Average Family Size | 3.47, see rank | 3.34 | 3.27 |
| Married-Couple Family | 4,409, 82.46%, see rank | 49.35% | 49.71% |
| Nonfamily Households | 661, 12.36%, see rank | 33.91% | 33.33% |
US Census 2000 data
Total population: 10,391
| Frankfort, IL | Illinois | U.S. | |
| Total Households | 3,418, 100% | 4,591,779 | 105,480,101 |
| Average Household Size | 2.98, see rank | 2.63 | 2.59 |
| 1 Person Households | 419, 12.26%, see rank | 26.78% | 25.82% |
| 2 or More Person Households | 2,999, 87.74%, see rank | 73.22% | 74.18% |
| Family Households (Families) | 2,943, 86.10%, see rank | 67.63% | 68.06% |
| Average Family Size | 3.26, see rank | 3.23 | 3.14 |
| Married-Couple Family | 2,654, 77.65%, see rank | 51.26% | 51.66% |
| Nonfamily Households | 475, 13.90%, 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.