National, MD Historical Household and Family Data
ACS 2010-2014 data
Total population: 11
| National, MD | Maryland | U.S. | |
| Total Households | 11, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 1.00, see rank | 2.67 | 2.63 |
| 1 Person Households | 11, 100.00%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 0, 0.00%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 0, 0.00%, see rank | 67.07% | 66.22% |
| Average Family Size | 0.00, see rank | 3.35 | 3.32 |
| Married-Couple Family | 0, 0.00%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 11, 100.00%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 56
| National, MD | Maryland | U.S. | |
| Total Households | 26, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 2.15, see rank | 2.61 | 2.58 |
| 1 Person Households | 10, 38.46%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 16, 61.54%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 15, 57.69%, see rank | 67.10% | 66.43% |
| Average Family Size | 2.80, see rank | 3.15 | 3.14 |
| Married-Couple Family | 12, 46.15%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 11, 42.31%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 27
| National, MD | Maryland | U.S. | |
| Total Households | 17, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 1.59, see rank | 2.64 | 2.61 |
| 1 Person Households | 7, 41.18%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 10, 58.82%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 10, 58.82%, see rank | 66.97% | 66.47% |
| Average Family Size | 2.00, see rank | 3.32 | 3.29 |
| Married-Couple Family | 10, 58.82%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 7, 41.18%, see rank | 33.03% | 33.53% |
ACS 2006-2010 data
Total population: 30
| National, MD | Maryland | U.S. | |
| Total Households | 16, 100% | 2,121,047 | 114,235,996 |
| Average Household Size | 1.88, see rank | 2.62 | 2.59 |
| 1 Person Households | 0, 0.00%, see rank | 26.92% | 27.24% |
| 2 or More Person Households | 16, 100.00%, see rank | 73.08% | 72.76% |
| Family Households (Families) | 16, 100.00%, see rank | 67.11% | 66.75% |
| Average Family Size | 1.88, see rank | 3.28 | 3.25 |
| Married-Couple Family | 16, 100.00%, see rank | 48.59% | 49.60% |
| Nonfamily Households | 0, 0.00%, see rank | 32.89% | 33.25% |
* 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.