Carroll County Historical Household and Family Data
ACS 2010-2014 data
Total population: 167,399
| Carroll County | Maryland | U.S. | |
| Total Households | 59,907, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 2.73, see rank | 2.67 | 2.63 |
| 1 Person Households | 12,662, 21.14%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 47,245, 78.86%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 44,775, 74.74%, see rank | 67.07% | 66.22% |
| Average Family Size | 3.24, see rank | 3.35 | 3.32 |
| Married-Couple Family | 36,876, 61.56%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 15,132, 25.26%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 167,134
| Carroll County | Maryland | U.S. | |
| Total Households | 59,786, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 2.74, see rank | 2.61 | 2.58 |
| 1 Person Households | 11,943, 19.98%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 47,843, 80.02%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 45,163, 75.54%, see rank | 67.10% | 66.43% |
| Average Family Size | 3.15, see rank | 3.15 | 3.14 |
| Married-Couple Family | 37,552, 62.81%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 14,623, 24.46%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 167,249
| Carroll County | Maryland | U.S. | |
| Total Households | 59,684, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 2.74, see rank | 2.64 | 2.61 |
| 1 Person Households | 13,081, 21.92%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 46,603, 78.08%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 43,994, 73.71%, see rank | 66.97% | 66.47% |
| Average Family Size | 3.28, see rank | 3.32 | 3.29 |
| Married-Couple Family | 36,518, 61.19%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 15,690, 26.29%, see rank | 33.03% | 33.53% |
ACS 2006-2010 data
Total population: 167,208
| Carroll County | Maryland | U.S. | |
| Total Households | 59,412, 100% | 2,121,047 | 114,235,996 |
| Average Household Size | 2.73, see rank | 2.62 | 2.59 |
| 1 Person Households | 11,915, 20.05%, see rank | 26.92% | 27.24% |
| 2 or More Person Households | 47,497, 79.95%, see rank | 73.08% | 72.76% |
| Family Households (Families) | 44,863, 75.51%, see rank | 67.11% | 66.75% |
| Average Family Size | 3.22, see rank | 3.28 | 3.25 |
| Married-Couple Family | 37,588, 63.27%, see rank | 48.59% | 49.60% |
| Nonfamily Households | 14,549, 24.49%, see rank | 32.89% | 33.25% |
ACS 2005-2009 data
Total population: 168,964
| Carroll County | Maryland | U.S. | |
| Total Households | 58,989, 100% | 2,092,538 | 112,611,029 |
| Average Household Size | 2.77, see rank | 2.63 | 2.60 |
| 1 Person Households | 11,548, 19.58%, see rank | 27.08% | 27.32% |
| 2 or More Person Households | 47,441, 80.42%, see rank | 72.92% | 72.68% |
| Family Households (Families) | 45,026, 76.33%, see rank | 66.92% | 66.67% |
| Average Family Size | 3.25, see rank | 3.30 | 3.27 |
| Married-Couple Family | 37,751, 64.00%, see rank | 48.74% | 49.71% |
| Nonfamily Households | 13,963, 23.67%, see rank | 33.08% | 33.33% |
US Census 2000 data
Total population: 150,897
| Carroll County | Maryland | U.S. | |
| Total Households | 52,503, 100% | 1,980,859 | 105,480,101 |
| Average Household Size | 2.81, see rank | 2.61 | 2.59 |
| 1 Person Households | 9,209, 17.54%, see rank | 25.01% | 25.82% |
| 2 or More Person Households | 43,294, 82.46%, see rank | 74.99% | 74.18% |
| Family Households (Families) | 41,094, 78.27%, see rank | 68.62% | 68.06% |
| Average Family Size | 3.18, see rank | 3.13 | 3.14 |
| Married-Couple Family | 34,936, 66.54%, see rank | 50.21% | 51.66% |
| Nonfamily Households | 11,409, 21.73%, see rank | 31.38% | 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.