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Knollwood, IL Historical Household and Family Data
ACS 2010-2014 data
Total population: 1,519
| Knollwood, IL | Illinois | U.S. | |
| Total Households | 561, 100% | 4,778,633 | 116,211,092 |
| Average Household Size | 2.52, see rank | 2.63 | 2.63 |
| 1 Person Households | 118, 21.03%, see rank | 28.68% | 27.57% |
| 2 or More Person Households | 443, 78.97%, see rank | 71.32% | 72.43% |
| Family Households (Families) | 383, 68.27%, see rank | 65.52% | 66.22% |
| Average Family Size | 3.04, see rank | 3.36 | 3.32 |
| Married-Couple Family | 263, 46.88%, see rank | 48.22% | 48.42% |
| Nonfamily Households | 178, 31.73%, see rank | 34.48% | 33.78% |
US Census 2010 data
Total population: 1,747
| Knollwood, IL | Illinois | U.S. | |
| Total Households | 668, 100% | 4,836,972 | 116,716,292 |
| Average Household Size | 2.47, see rank | 2.59 | 2.58 |
| 1 Person Households | 182, 27.25%, see rank | 27.83% | 26.74% |
| 2 or More Person Households | 486, 72.75%, see rank | 72.17% | 73.26% |
| Family Households (Families) | 449, 67.22%, see rank | 65.81% | 66.43% |
| Average Family Size | 3.04, see rank | 3.20 | 3.14 |
| Married-Couple Family | 344, 51.50%, see rank | 48.23% | 48.42% |
| Nonfamily Households | 219, 32.78%, see rank | 34.19% | 33.57% |
ACS 2008-2012 data
Total population: 1,345
| Knollwood, IL | Illinois | U.S. | |
| Total Households | 525, 100% | 4,774,275 | 115,226,802 |
| Average Household Size | 2.32, see rank | 2.62 | 2.61 |
| 1 Person Households | 164, 31.24%, see rank | 28.52% | 27.45% |
| 2 or More Person Households | 361, 68.76%, see rank | 71.48% | 72.55% |
| Family Households (Families) | 336, 64.00%, see rank | 65.82% | 66.47% |
| Average Family Size | 2.97, see rank | 3.34 | 3.29 |
| Married-Couple Family | 254, 48.38%, see rank | 48.67% | 48.97% |
| Nonfamily Households | 189, 36.00%, see rank | 34.18% | 33.53% |
ACS 2006-2010 data
Total population: 1,676
| Knollwood, IL | Illinois | U.S. | |
| Total Households | 650, 100% | 4,769,951 | 114,235,996 |
| Average Household Size | 2.58, see rank | 2.61 | 2.59 |
| 1 Person Households | 111, 17.08%, see rank | 28.23% | 27.24% |
| 2 or More Person Households | 539, 82.92%, see rank | 71.77% | 72.76% |
| Family Households (Families) | 471, 72.46%, see rank | 66.28% | 66.75% |
| Average Family Size | 3.03, see rank | 3.31 | 3.25 |
| Married-Couple Family | 393, 60.46%, see rank | 49.36% | 49.60% |
| Nonfamily Households | 179, 27.54%, see rank | 33.72% | 33.25% |
* 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.