Marshall County Historical Household and Family Data
ACS 2010-2014 data
Total population: 12,319
| Marshall County | Illinois | U.S. | |
| Total Households | 4,926, 100% | 4,778,633 | 116,211,092 |
| Average Household Size | 2.44, see rank | 2.63 | 2.63 |
| 1 Person Households | 1,452, 29.48%, see rank | 28.68% | 27.57% |
| 2 or More Person Households | 3,474, 70.52%, see rank | 71.32% | 72.43% |
| Family Households (Families) | 3,212, 65.21%, see rank | 65.52% | 66.22% |
| Average Family Size | 3.10, see rank | 3.36 | 3.32 |
| Married-Couple Family | 2,706, 54.93%, see rank | 48.22% | 48.42% |
| Nonfamily Households | 1,714, 34.79%, see rank | 34.48% | 33.78% |
US Census 2010 data
Total population: 12,640
| Marshall County | Illinois | U.S. | |
| Total Households | 5,161, 100% | 4,836,972 | 116,716,292 |
| Average Household Size | 2.40, see rank | 2.59 | 2.58 |
| 1 Person Households | 1,385, 26.84%, see rank | 27.83% | 26.74% |
| 2 or More Person Households | 3,776, 73.16%, see rank | 72.17% | 73.26% |
| Family Households (Families) | 3,549, 68.77%, see rank | 65.81% | 66.43% |
| Average Family Size | 2.88, see rank | 3.20 | 3.14 |
| Married-Couple Family | 2,927, 56.71%, see rank | 48.23% | 48.42% |
| Nonfamily Households | 1,612, 31.23%, see rank | 34.19% | 33.57% |
ACS 2008-2012 data
Total population: 12,567
| Marshall County | Illinois | U.S. | |
| Total Households | 5,092, 100% | 4,774,275 | 115,226,802 |
| Average Household Size | 2.41, see rank | 2.62 | 2.61 |
| 1 Person Households | 1,539, 30.22%, see rank | 28.52% | 27.45% |
| 2 or More Person Households | 3,553, 69.78%, see rank | 71.48% | 72.55% |
| Family Households (Families) | 3,293, 64.67%, see rank | 65.82% | 66.47% |
| Average Family Size | 3.06, see rank | 3.34 | 3.29 |
| Married-Couple Family | 2,804, 55.07%, see rank | 48.67% | 48.97% |
| Nonfamily Households | 1,799, 35.33%, see rank | 34.18% | 33.53% |
ACS 2006-2010 data
Total population: 12,763
| Marshall County | Illinois | U.S. | |
| Total Households | 5,160, 100% | 4,769,951 | 114,235,996 |
| Average Household Size | 2.41, see rank | 2.61 | 2.59 |
| 1 Person Households | 1,643, 31.84%, see rank | 28.23% | 27.24% |
| 2 or More Person Households | 3,517, 68.16%, see rank | 71.77% | 72.76% |
| Family Households (Families) | 3,266, 63.29%, see rank | 66.28% | 66.75% |
| Average Family Size | 3.10, see rank | 3.31 | 3.25 |
| Married-Couple Family | 2,789, 54.05%, see rank | 49.36% | 49.60% |
| Nonfamily Households | 1,894, 36.71%, see rank | 33.72% | 33.25% |
ACS 2005-2009 data
Total population: 12,831
| Marshall County | Illinois | U.S. | |
| Total Households | 5,443, 100% | 4,749,388 | 112,611,029 |
| Average Household Size | 2.29, see rank | 2.62 | 2.60 |
| 1 Person Households | 1,767, 32.46%, see rank | 28.40% | 27.32% |
| 2 or More Person Households | 3,676, 67.54%, see rank | 71.60% | 72.68% |
| Family Households (Families) | 3,424, 62.91%, see rank | 66.09% | 66.67% |
| Average Family Size | 2.95, see rank | 3.34 | 3.27 |
| Married-Couple Family | 2,874, 52.80%, see rank | 49.35% | 49.71% |
| Nonfamily Households | 2,019, 37.09%, see rank | 33.91% | 33.33% |
US Census 2000 data
Total population: 13,180
| Marshall County | Illinois | U.S. | |
| Total Households | 5,225, 100% | 4,591,779 | 105,480,101 |
| Average Household Size | 2.47, see rank | 2.63 | 2.59 |
| 1 Person Households | 1,307, 25.01%, see rank | 26.78% | 25.82% |
| 2 or More Person Households | 3,918, 74.99%, see rank | 73.22% | 74.18% |
| Family Households (Families) | 3,718, 71.16%, see rank | 67.63% | 68.06% |
| Average Family Size | 2.95, see rank | 3.23 | 3.14 |
| Married-Couple Family | 3,177, 60.80%, see rank | 51.26% | 51.66% |
| Nonfamily Households | 1,507, 28.84%, 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.