Howard County Historical Household and Family Data
ACS 2010-2014 data
Total population: 299,269
| Howard County | Maryland | U.S. | |
| Total Households | 107,516, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 2.76, see rank | 2.67 | 2.63 |
| 1 Person Households | 22,658, 21.07%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 84,858, 78.93%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 79,606, 74.04%, see rank | 67.07% | 66.22% |
| Average Family Size | 3.29, see rank | 3.35 | 3.32 |
| Married-Couple Family | 64,574, 60.06%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 27,910, 25.96%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 287,085
| Howard County | Maryland | U.S. | |
| Total Households | 104,749, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 2.72, see rank | 2.61 | 2.58 |
| 1 Person Households | 22,903, 21.86%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 81,846, 78.14%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 76,333, 72.87%, see rank | 67.10% | 66.43% |
| Average Family Size | 3.20, see rank | 3.15 | 3.14 |
| Married-Couple Family | 61,671, 58.88%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 28,416, 27.13%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 288,676
| Howard County | Maryland | U.S. | |
| Total Households | 104,905, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 2.72, see rank | 2.64 | 2.61 |
| 1 Person Households | 22,424, 21.38%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 82,481, 78.62%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 77,803, 74.17%, see rank | 66.97% | 66.47% |
| Average Family Size | 3.24, see rank | 3.32 | 3.29 |
| Married-Couple Family | 63,213, 60.26%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 27,102, 25.83%, see rank | 33.03% | 33.53% |
ACS 2006-2010 data
Total population: 279,366
| Howard County | Maryland | U.S. | |
| Total Households | 102,271, 100% | 2,121,047 | 114,235,996 |
| Average Household Size | 2.70, see rank | 2.62 | 2.59 |
| 1 Person Households | 22,145, 21.65%, see rank | 26.92% | 27.24% |
| 2 or More Person Households | 80,126, 78.35%, see rank | 73.08% | 72.76% |
| Family Households (Families) | 75,220, 73.55%, see rank | 67.11% | 66.75% |
| Average Family Size | 3.23, see rank | 3.28 | 3.25 |
| Married-Couple Family | 61,472, 60.11%, see rank | 48.59% | 49.60% |
| Nonfamily Households | 27,051, 26.45%, see rank | 32.89% | 33.25% |
ACS 2005-2009 data
Total population: 274,328
| Howard County | Maryland | U.S. | |
| Total Households | 98,994, 100% | 2,092,538 | 112,611,029 |
| Average Household Size | 2.73, see rank | 2.63 | 2.60 |
| 1 Person Households | 21,309, 21.53%, see rank | 27.08% | 27.32% |
| 2 or More Person Households | 77,685, 78.47%, see rank | 72.92% | 72.68% |
| Family Households (Families) | 72,986, 73.73%, see rank | 66.92% | 66.67% |
| Average Family Size | 3.27, see rank | 3.30 | 3.27 |
| Married-Couple Family | 59,795, 60.40%, see rank | 48.74% | 49.71% |
| Nonfamily Households | 26,008, 26.27%, see rank | 33.08% | 33.33% |
US Census 2000 data
Total population: 247,842
| Howard County | Maryland | U.S. | |
| Total Households | 90,043, 100% | 1,980,859 | 105,480,101 |
| Average Household Size | 2.71, see rank | 2.61 | 2.59 |
| 1 Person Households | 18,767, 20.84%, see rank | 25.01% | 25.82% |
| 2 or More Person Households | 71,276, 79.16%, see rank | 74.99% | 74.18% |
| Family Households (Families) | 65,790, 73.07%, see rank | 68.62% | 68.06% |
| Average Family Size | 3.18, see rank | 3.13 | 3.14 |
| Married-Couple Family | 54,441, 60.46%, see rank | 50.21% | 51.66% |
| Nonfamily Households | 24,253, 26.93%, 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.