Will County Historical Household and Family Data
ACS 2010-2014 data
Total population: 682,108
| Will County | Illinois | U.S. | |
| Total Households | 223,379, 100% | 4,778,633 | 116,211,092 |
| Average Household Size | 3.02, see rank | 2.63 | 2.63 |
| 1 Person Households | 44,112, 19.75%, see rank | 28.68% | 27.57% |
| 2 or More Person Households | 179,267, 80.25%, see rank | 71.32% | 72.43% |
| Family Households (Families) | 171,217, 76.65%, see rank | 65.52% | 66.22% |
| Average Family Size | 3.57, see rank | 3.36 | 3.32 |
| Married-Couple Family | 136,199, 60.97%, see rank | 48.22% | 48.42% |
| Nonfamily Households | 52,162, 23.35%, see rank | 34.48% | 33.78% |
US Census 2010 data
Total population: 677,560
| Will County | Illinois | U.S. | |
| Total Households | 225,256, 100% | 4,836,972 | 116,716,292 |
| Average Household Size | 2.97, see rank | 2.59 | 2.58 |
| 1 Person Households | 41,779, 18.55%, see rank | 27.83% | 26.74% |
| 2 or More Person Households | 183,477, 81.45%, see rank | 72.17% | 73.26% |
| Family Households (Families) | 174,062, 77.27%, see rank | 65.81% | 66.43% |
| Average Family Size | 3.41, see rank | 3.20 | 3.14 |
| Married-Couple Family | 139,545, 61.95%, see rank | 48.23% | 48.42% |
| Nonfamily Households | 51,194, 22.73%, see rank | 34.19% | 33.57% |
ACS 2008-2012 data
Total population: 677,669
| Will County | Illinois | U.S. | |
| Total Households | 222,092, 100% | 4,774,275 | 115,226,802 |
| Average Household Size | 3.02, see rank | 2.62 | 2.61 |
| 1 Person Households | 41,647, 18.75%, see rank | 28.52% | 27.45% |
| 2 or More Person Households | 180,445, 81.25%, see rank | 71.48% | 72.55% |
| Family Households (Families) | 171,998, 77.44%, see rank | 65.82% | 66.47% |
| Average Family Size | 3.54, see rank | 3.34 | 3.29 |
| Married-Couple Family | 138,400, 62.32%, see rank | 48.67% | 48.97% |
| Nonfamily Households | 50,094, 22.56%, see rank | 34.18% | 33.53% |
ACS 2006-2010 data
Total population: 667,977
| Will County | Illinois | U.S. | |
| Total Households | 220,135, 100% | 4,769,951 | 114,235,996 |
| Average Household Size | 3.00, see rank | 2.61 | 2.59 |
| 1 Person Households | 41,332, 18.78%, see rank | 28.23% | 27.24% |
| 2 or More Person Households | 178,803, 81.22%, see rank | 71.77% | 72.76% |
| Family Households (Families) | 170,617, 77.51%, see rank | 66.28% | 66.75% |
| Average Family Size | 3.51, see rank | 3.31 | 3.25 |
| Married-Couple Family | 138,406, 62.87%, see rank | 49.36% | 49.60% |
| Nonfamily Households | 49,518, 22.49%, see rank | 33.72% | 33.25% |
ACS 2005-2009 data
Total population: 664,361
| Will County | Illinois | U.S. | |
| Total Households | 212,629, 100% | 4,749,388 | 112,611,029 |
| Average Household Size | 3.09, see rank | 2.62 | 2.60 |
| 1 Person Households | 40,666, 19.13%, see rank | 28.40% | 27.32% |
| 2 or More Person Households | 171,963, 80.87%, see rank | 71.60% | 72.68% |
| Family Households (Families) | 163,803, 77.04%, see rank | 66.09% | 66.67% |
| Average Family Size | 3.63, see rank | 3.34 | 3.27 |
| Married-Couple Family | 133,595, 62.83%, see rank | 49.35% | 49.71% |
| Nonfamily Households | 48,826, 22.96%, see rank | 33.91% | 33.33% |
US Census 2000 data
Total population: 502,266
| Will County | Illinois | U.S. | |
| Total Households | 167,542, 100% | 4,591,779 | 105,480,101 |
| Average Household Size | 2.94, see rank | 2.63 | 2.59 |
| 1 Person Households | 29,884, 17.84%, see rank | 26.78% | 25.82% |
| 2 or More Person Households | 137,658, 82.16%, see rank | 73.22% | 74.18% |
| Family Households (Families) | 130,972, 78.17%, see rank | 67.63% | 68.06% |
| Average Family Size | 3.36, see rank | 3.23 | 3.14 |
| Married-Couple Family | 108,630, 64.84%, see rank | 51.26% | 51.66% |
| Nonfamily Households | 36,570, 21.83%, 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.