Monmouth, IL Historical Household and Family Data
ACS 2010-2014 data
Total population: 9,565
| Monmouth, IL | Illinois | U.S. | |
| Total Households | 3,458, 100% | 4,778,633 | 116,211,092 |
| Average Household Size | 2.44, see rank | 2.63 | 2.63 |
| 1 Person Households | 1,213, 35.08%, see rank | 28.68% | 27.57% |
| 2 or More Person Households | 2,245, 64.92%, see rank | 71.32% | 72.43% |
| Family Households (Families) | 2,053, 59.37%, see rank | 65.52% | 66.22% |
| Average Family Size | 3.31, see rank | 3.36 | 3.32 |
| Married-Couple Family | 1,367, 39.53%, see rank | 48.22% | 48.42% |
| Nonfamily Households | 1,405, 40.63%, see rank | 34.48% | 33.78% |
US Census 2010 data
Total population: 9,444
| Monmouth, IL | Illinois | U.S. | |
| Total Households | 3,486, 100% | 4,836,972 | 116,716,292 |
| Average Household Size | 2.41, see rank | 2.59 | 2.58 |
| 1 Person Households | 1,147, 32.90%, see rank | 27.83% | 26.74% |
| 2 or More Person Households | 2,339, 67.10%, see rank | 72.17% | 73.26% |
| Family Households (Families) | 2,141, 61.42%, see rank | 65.81% | 66.43% |
| Average Family Size | 3.05, see rank | 3.20 | 3.14 |
| Married-Couple Family | 1,545, 44.32%, see rank | 48.23% | 48.42% |
| Nonfamily Households | 1,345, 38.58%, see rank | 34.19% | 33.57% |
ACS 2008-2012 data
Total population: 9,659
| Monmouth, IL | Illinois | U.S. | |
| Total Households | 3,509, 100% | 4,774,275 | 115,226,802 |
| Average Household Size | 2.42, see rank | 2.62 | 2.61 |
| 1 Person Households | 1,172, 33.40%, see rank | 28.52% | 27.45% |
| 2 or More Person Households | 2,337, 66.60%, see rank | 71.48% | 72.55% |
| Family Households (Families) | 2,103, 59.93%, see rank | 65.82% | 66.47% |
| Average Family Size | 3.22, see rank | 3.34 | 3.29 |
| Married-Couple Family | 1,402, 39.95%, see rank | 48.67% | 48.97% |
| Nonfamily Households | 1,406, 40.07%, see rank | 34.18% | 33.53% |
ACS 2006-2010 data
Total population: 9,391
| Monmouth, IL | Illinois | U.S. | |
| Total Households | 3,448, 100% | 4,769,951 | 114,235,996 |
| Average Household Size | 2.42, see rank | 2.61 | 2.59 |
| 1 Person Households | 1,211, 35.12%, see rank | 28.23% | 27.24% |
| 2 or More Person Households | 2,237, 64.88%, see rank | 71.77% | 72.76% |
| Family Households (Families) | 2,072, 60.09%, see rank | 66.28% | 66.75% |
| Average Family Size | 3.25, see rank | 3.31 | 3.25 |
| Married-Couple Family | 1,566, 45.42%, see rank | 49.36% | 49.60% |
| Nonfamily Households | 1,376, 39.91%, see rank | 33.72% | 33.25% |
ACS 2005-2009 data
Total population: 9,107
| Monmouth, IL | Illinois | U.S. | |
| Total Households | 3,527, 100% | 4,749,388 | 112,611,029 |
| Average Household Size | 2.19, see rank | 2.62 | 2.60 |
| 1 Person Households | 1,293, 36.66%, see rank | 28.40% | 27.32% |
| 2 or More Person Households | 2,234, 63.34%, see rank | 71.60% | 72.68% |
| Family Households (Families) | 2,055, 58.26%, see rank | 66.09% | 66.67% |
| Average Family Size | 2.94, see rank | 3.34 | 3.27 |
| Married-Couple Family | 1,507, 42.73%, see rank | 49.35% | 49.71% |
| Nonfamily Households | 1,472, 41.74%, see rank | 33.91% | 33.33% |
US Census 2000 data
Total population: 9,841
| Monmouth, IL | Illinois | U.S. | |
| Total Households | 3,688, 100% | 4,591,779 | 105,480,101 |
| Average Household Size | 2.37, see rank | 2.63 | 2.59 |
| 1 Person Households | 1,185, 32.13%, see rank | 26.78% | 25.82% |
| 2 or More Person Households | 2,503, 67.87%, see rank | 73.22% | 74.18% |
| Family Households (Families) | 2,324, 63.02%, see rank | 67.63% | 68.06% |
| Average Family Size | 2.99, see rank | 3.23 | 3.14 |
| Married-Couple Family | 1,758, 47.67%, see rank | 51.26% | 51.66% |
| Nonfamily Households | 1,364, 36.98%, 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.