Island Lake, IL Historical Household and Family Data
ACS 2010-2014 data
Total population: 8,033
| Island Lake, IL | Illinois | U.S. | |
| Total Households | 3,017, 100% | 4,778,633 | 116,211,092 |
| Average Household Size | 2.66, see rank | 2.63 | 2.63 |
| 1 Person Households | 668, 22.14%, see rank | 28.68% | 27.57% |
| 2 or More Person Households | 2,349, 77.86%, see rank | 71.32% | 72.43% |
| Family Households (Families) | 2,167, 71.83%, see rank | 65.52% | 66.22% |
| Average Family Size | 3.21, see rank | 3.36 | 3.32 |
| Married-Couple Family | 1,511, 50.08%, see rank | 48.22% | 48.42% |
| Nonfamily Households | 850, 28.17%, see rank | 34.48% | 33.78% |
US Census 2010 data
Total population: 8,080
| Island Lake, IL | Illinois | U.S. | |
| Total Households | 3,005, 100% | 4,836,972 | 116,716,292 |
| Average Household Size | 2.69, see rank | 2.59 | 2.58 |
| 1 Person Households | 671, 22.33%, see rank | 27.83% | 26.74% |
| 2 or More Person Households | 2,334, 77.67%, see rank | 72.17% | 73.26% |
| Family Households (Families) | 2,145, 71.38%, see rank | 65.81% | 66.43% |
| Average Family Size | 3.19, see rank | 3.20 | 3.14 |
| Married-Couple Family | 1,655, 55.07%, see rank | 48.23% | 48.42% |
| Nonfamily Households | 860, 28.62%, see rank | 34.19% | 33.57% |
ACS 2008-2012 data
Total population: 8,114
| Island Lake, IL | Illinois | U.S. | |
| Total Households | 2,836, 100% | 4,774,275 | 115,226,802 |
| Average Household Size | 2.86, see rank | 2.62 | 2.61 |
| 1 Person Households | 571, 20.13%, see rank | 28.52% | 27.45% |
| 2 or More Person Households | 2,265, 79.87%, see rank | 71.48% | 72.55% |
| Family Households (Families) | 2,134, 75.25%, see rank | 65.82% | 66.47% |
| Average Family Size | 3.41, see rank | 3.34 | 3.29 |
| Married-Couple Family | 1,635, 57.65%, see rank | 48.67% | 48.97% |
| Nonfamily Households | 702, 24.75%, see rank | 34.18% | 33.53% |
ACS 2006-2010 data
Total population: 8,223
| Island Lake, IL | Illinois | U.S. | |
| Total Households | 2,976, 100% | 4,769,951 | 114,235,996 |
| Average Household Size | 2.76, see rank | 2.61 | 2.59 |
| 1 Person Households | 643, 21.61%, see rank | 28.23% | 27.24% |
| 2 or More Person Households | 2,333, 78.39%, see rank | 71.77% | 72.76% |
| Family Households (Families) | 2,159, 72.55%, see rank | 66.28% | 66.75% |
| Average Family Size | 3.34, see rank | 3.31 | 3.25 |
| Married-Couple Family | 1,636, 54.97%, see rank | 49.36% | 49.60% |
| Nonfamily Households | 817, 27.45%, see rank | 33.72% | 33.25% |
ACS 2005-2009 data
Total population: 8,457
| Island Lake, IL | Illinois | U.S. | |
| Total Households | 2,893, 100% | 4,749,388 | 112,611,029 |
| Average Household Size | 2.92, see rank | 2.62 | 2.60 |
| 1 Person Households | 620, 21.43%, see rank | 28.40% | 27.32% |
| 2 or More Person Households | 2,273, 78.57%, see rank | 71.60% | 72.68% |
| Family Households (Families) | 2,117, 73.18%, see rank | 66.09% | 66.67% |
| Average Family Size | 3.54, see rank | 3.34 | 3.27 |
| Married-Couple Family | 1,782, 61.60%, see rank | 49.35% | 49.71% |
| Nonfamily Households | 776, 26.82%, see rank | 33.91% | 33.33% |
US Census 2000 data
Total population: 8,153
| Island Lake, IL | Illinois | U.S. | |
| Total Households | 2,837, 100% | 4,591,779 | 105,480,101 |
| Average Household Size | 2.87, see rank | 2.63 | 2.59 |
| 1 Person Households | 528, 18.61%, see rank | 26.78% | 25.82% |
| 2 or More Person Households | 2,309, 81.39%, see rank | 73.22% | 74.18% |
| Family Households (Families) | 2,151, 75.82%, see rank | 67.63% | 68.06% |
| Average Family Size | 3.31, see rank | 3.23 | 3.14 |
| Married-Couple Family | 1,809, 63.76%, see rank | 51.26% | 51.66% |
| Nonfamily Households | 686, 24.18%, 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.