Sullivan, IL Historical Household and Family Data
ACS 2010-2014 data
Total population: 4,637
| Sullivan, IL | Illinois | U.S. | |
| Total Households | 1,956, 100% | 4,778,633 | 116,211,092 |
| Average Household Size | 2.27, see rank | 2.63 | 2.63 |
| 1 Person Households | 573, 29.29%, see rank | 28.68% | 27.57% |
| 2 or More Person Households | 1,383, 70.71%, see rank | 71.32% | 72.43% |
| Family Households (Families) | 1,251, 63.96%, see rank | 65.52% | 66.22% |
| Average Family Size | 2.85, see rank | 3.36 | 3.32 |
| Married-Couple Family | 858, 43.87%, see rank | 48.22% | 48.42% |
| Nonfamily Households | 705, 36.04%, see rank | 34.48% | 33.78% |
US Census 2010 data
Total population: 4,440
| Sullivan, IL | Illinois | U.S. | |
| Total Households | 1,903, 100% | 4,836,972 | 116,716,292 |
| Average Household Size | 2.23, see rank | 2.59 | 2.58 |
| 1 Person Households | 649, 34.10%, see rank | 27.83% | 26.74% |
| 2 or More Person Households | 1,254, 65.90%, see rank | 72.17% | 73.26% |
| Family Households (Families) | 1,152, 60.54%, see rank | 65.81% | 66.43% |
| Average Family Size | 2.82, see rank | 3.20 | 3.14 |
| Married-Couple Family | 824, 43.30%, see rank | 48.23% | 48.42% |
| Nonfamily Households | 751, 39.46%, see rank | 34.19% | 33.57% |
ACS 2008-2012 data
Total population: 4,462
| Sullivan, IL | Illinois | U.S. | |
| Total Households | 1,889, 100% | 4,774,275 | 115,226,802 |
| Average Household Size | 2.25, see rank | 2.62 | 2.61 |
| 1 Person Households | 629, 33.30%, see rank | 28.52% | 27.45% |
| 2 or More Person Households | 1,260, 66.70%, see rank | 71.48% | 72.55% |
| Family Households (Families) | 1,171, 61.99%, see rank | 65.82% | 66.47% |
| Average Family Size | 2.93, see rank | 3.34 | 3.29 |
| Married-Couple Family | 950, 50.29%, see rank | 48.67% | 48.97% |
| Nonfamily Households | 718, 38.01%, see rank | 34.18% | 33.53% |
ACS 2006-2010 data
Total population: 4,374
| Sullivan, IL | Illinois | U.S. | |
| Total Households | 1,922, 100% | 4,769,951 | 114,235,996 |
| Average Household Size | 2.20, see rank | 2.61 | 2.59 |
| 1 Person Households | 696, 36.21%, see rank | 28.23% | 27.24% |
| 2 or More Person Households | 1,226, 63.79%, see rank | 71.77% | 72.76% |
| Family Households (Families) | 1,159, 60.30%, see rank | 66.28% | 66.75% |
| Average Family Size | 2.92, see rank | 3.31 | 3.25 |
| Married-Couple Family | 916, 47.66%, see rank | 49.36% | 49.60% |
| Nonfamily Households | 763, 39.70%, see rank | 33.72% | 33.25% |
ACS 2005-2009 data
Total population: 4,377
| Sullivan, IL | Illinois | U.S. | |
| Total Households | 1,967, 100% | 4,749,388 | 112,611,029 |
| Average Household Size | 2.11, see rank | 2.62 | 2.60 |
| 1 Person Households | 684, 34.77%, see rank | 28.40% | 27.32% |
| 2 or More Person Households | 1,283, 65.23%, see rank | 71.60% | 72.68% |
| Family Households (Families) | 1,211, 61.57%, see rank | 66.09% | 66.67% |
| Average Family Size | 2.75, see rank | 3.34 | 3.27 |
| Married-Couple Family | 876, 44.53%, see rank | 49.35% | 49.71% |
| Nonfamily Households | 756, 38.43%, see rank | 33.91% | 33.33% |
US Census 2000 data
Total population: 4,326
| Sullivan, IL | Illinois | U.S. | |
| Total Households | 1,820, 100% | 4,591,779 | 105,480,101 |
| Average Household Size | 2.28, see rank | 2.63 | 2.59 |
| 1 Person Households | 565, 31.04%, see rank | 26.78% | 25.82% |
| 2 or More Person Households | 1,255, 68.96%, see rank | 73.22% | 74.18% |
| Family Households (Families) | 1,189, 65.33%, see rank | 67.63% | 68.06% |
| Average Family Size | 2.84, see rank | 3.23 | 3.14 |
| Married-Couple Family | 943, 51.81%, see rank | 51.26% | 51.66% |
| Nonfamily Households | 631, 34.67%, 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.