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21649 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 1,985
| 21649 Zip Code | Maryland | U.S. | |
| Total Households | 525, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 3.78, see rank | 2.67 | 2.63 |
| 1 Person Households | 45, 8.57%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 480, 91.43%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 405, 77.14%, see rank | 67.07% | 66.22% |
| Average Family Size | 4.35, see rank | 3.35 | 3.32 |
| Married-Couple Family | 332, 63.24%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 120, 22.86%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 1,858
| 21649 Zip Code | Maryland | U.S. | |
| Total Households | 506, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 3.67, see rank | 2.61 | 2.58 |
| 1 Person Households | 79, 15.61%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 427, 84.39%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 378, 74.70%, see rank | 67.10% | 66.43% |
| Average Family Size | 3.81, see rank | 3.15 | 3.14 |
| Married-Couple Family | 276, 54.55%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 128, 25.30%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 1,906
| 21649 Zip Code | Maryland | U.S. | |
| Total Households | 517, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 3.68, see rank | 2.64 | 2.61 |
| 1 Person Households | 117, 22.63%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 400, 77.37%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 369, 71.37%, see rank | 66.97% | 66.47% |
| Average Family Size | 4.62, see rank | 3.32 | 3.29 |
| Married-Couple Family | 303, 58.61%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 148, 28.63%, see rank | 33.03% | 33.53% |
US Census 2000 data
Total population: 1,717
| 21649 Zip Code | Maryland | U.S. | |
| Total Households | 528, 100% | 1,980,859 | 105,480,101 |
| Average Household Size | 3.23, see rank | 2.61 | 2.59 |
| 1 Person Households | 92, 17.42%, see rank | 25.01% | 25.82% |
| 2 or More Person Households | 436, 82.58%, see rank | 74.99% | 74.18% |
| Family Households (Families) | 402, 76.14%, see rank | 68.62% | 68.06% |
| Average Family Size | 3.41, see rank | 3.13 | 3.14 |
| Married-Couple Family | 285, 53.98%, see rank | 50.21% | 51.66% |
| Nonfamily Households | 126, 23.86%, 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.