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Saint Clair County Historical Household and Family Data
ACS 2010-2014 data
Total population: 161,008
| Saint Clair County | Michigan | U.S. | |
| Total Households | 64,182, 100% | 3,827,880 | 116,211,092 |
| Average Household Size | 2.48, see rank | 2.52 | 2.63 |
| 1 Person Households | 16,958, 26.42%, see rank | 28.90% | 27.57% |
| 2 or More Person Households | 47,224, 73.58%, see rank | 71.10% | 72.43% |
| Family Households (Families) | 43,466, 67.72%, see rank | 65.34% | 66.22% |
| Average Family Size | 3.08, see rank | 3.20 | 3.32 |
| Married-Couple Family | 33,368, 51.99%, see rank | 48.00% | 48.42% |
| Nonfamily Households | 20,716, 32.28%, see rank | 34.66% | 33.78% |
US Census 2010 data
Total population: 163,040
| Saint Clair County | Michigan | U.S. | |
| Total Households | 63,841, 100% | 3,872,508 | 116,716,292 |
| Average Household Size | 2.52, see rank | 2.49 | 2.58 |
| 1 Person Households | 16,279, 25.50%, see rank | 27.88% | 26.74% |
| 2 or More Person Households | 47,562, 74.50%, see rank | 72.12% | 73.26% |
| Family Households (Families) | 44,238, 69.29%, see rank | 65.95% | 66.43% |
| Average Family Size | 3.01, see rank | 3.05 | 3.14 |
| Married-Couple Family | 33,795, 52.94%, see rank | 47.96% | 48.42% |
| Nonfamily Households | 19,603, 30.71%, see rank | 34.05% | 33.57% |
ACS 2008-2012 data
Total population: 162,978
| Saint Clair County | Michigan | U.S. | |
| Total Households | 64,083, 100% | 3,818,931 | 115,226,802 |
| Average Household Size | 2.52, see rank | 2.53 | 2.61 |
| 1 Person Households | 16,457, 25.68%, see rank | 28.58% | 27.45% |
| 2 or More Person Households | 47,626, 74.32%, see rank | 71.42% | 72.55% |
| Family Households (Families) | 44,152, 68.90%, see rank | 65.96% | 66.47% |
| Average Family Size | 3.10, see rank | 3.20 | 3.29 |
| Married-Couple Family | 34,280, 53.49%, see rank | 48.96% | 48.97% |
| Nonfamily Households | 19,931, 31.10%, see rank | 34.04% | 33.53% |
ACS 2006-2010 data
Total population: 165,719
| Saint Clair County | Michigan | U.S. | |
| Total Households | 64,606, 100% | 3,843,997 | 114,235,996 |
| Average Household Size | 2.53, see rank | 2.53 | 2.59 |
| 1 Person Households | 16,433, 25.44%, see rank | 28.19% | 27.24% |
| 2 or More Person Households | 48,173, 74.56%, see rank | 71.81% | 72.76% |
| Family Households (Families) | 44,897, 69.49%, see rank | 66.44% | 66.75% |
| Average Family Size | 3.11, see rank | 3.19 | 3.25 |
| Married-Couple Family | 35,050, 54.25%, see rank | 49.75% | 49.60% |
| Nonfamily Households | 19,709, 30.51%, see rank | 33.56% | 33.25% |
ACS 2005-2009 data
Total population: 169,260
| Saint Clair County | Michigan | U.S. | |
| Total Households | 65,677, 100% | 3,860,160 | 112,611,029 |
| Average Household Size | 2.54, see rank | 2.53 | 2.60 |
| 1 Person Households | 16,693, 25.42%, see rank | 27.94% | 27.32% |
| 2 or More Person Households | 48,984, 74.58%, see rank | 72.06% | 72.68% |
| Family Households (Families) | 45,898, 69.88%, see rank | 66.58% | 66.67% |
| Average Family Size | 3.12, see rank | 3.19 | 3.27 |
| Married-Couple Family | 36,593, 55.72%, see rank | 50.04% | 49.71% |
| Nonfamily Households | 19,779, 30.12%, see rank | 33.42% | 33.33% |
US Census 2000 data
Total population: 164,235
| Saint Clair County | Michigan | U.S. | |
| Total Households | 62,072, 100% | 3,785,661 | 105,480,101 |
| Average Household Size | 2.62, see rank | 2.56 | 2.59 |
| 1 Person Households | 14,529, 23.41%, see rank | 26.25% | 25.82% |
| 2 or More Person Households | 47,543, 76.59%, see rank | 73.75% | 74.18% |
| Family Households (Families) | 44,631, 71.90%, see rank | 68.04% | 68.06% |
| Average Family Size | 3.09, see rank | 3.10 | 3.14 |
| Married-Couple Family | 35,615, 57.38%, see rank | 51.45% | 51.66% |
| Nonfamily Households | 17,441, 28.10%, see rank | 31.96% | 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.