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21842 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 11,319
| 21842 Zip Code | Maryland | U.S. | |
| Total Households | 5,025, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 2.23, see rank | 2.67 | 2.63 |
| 1 Person Households | 1,821, 36.24%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 3,204, 63.76%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 2,846, 56.64%, see rank | 67.07% | 66.22% |
| Average Family Size | 2.90, see rank | 3.35 | 3.32 |
| Married-Couple Family | 2,458, 48.92%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 2,179, 43.36%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 11,089
| 21842 Zip Code | Maryland | U.S. | |
| Total Households | 5,505, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 2.01, see rank | 2.61 | 2.58 |
| 1 Person Households | 2,058, 37.38%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 3,447, 62.62%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 2,871, 52.15%, see rank | 67.10% | 66.43% |
| Average Family Size | 2.59, see rank | 3.15 | 3.14 |
| Married-Couple Family | 2,301, 41.80%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 2,634, 47.85%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 11,360
| 21842 Zip Code | Maryland | U.S. | |
| Total Households | 5,389, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 2.09, see rank | 2.64 | 2.61 |
| 1 Person Households | 1,999, 37.09%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 3,390, 62.91%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 3,005, 55.76%, see rank | 66.97% | 66.47% |
| Average Family Size | 2.76, see rank | 3.32 | 3.29 |
| Married-Couple Family | 2,549, 47.30%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 2,384, 44.24%, see rank | 33.03% | 33.53% |
US Census 2000 data
Total population: 10,147
| 21842 Zip Code | Maryland | U.S. | |
| Total Households | 5,015, 100% | 1,980,859 | 105,480,101 |
| Average Household Size | 2.02, see rank | 2.61 | 2.59 |
| 1 Person Households | 1,788, 35.65%, see rank | 25.01% | 25.82% |
| 2 or More Person Households | 3,227, 64.35%, see rank | 74.99% | 74.18% |
| Family Households (Families) | 2,677, 53.38%, see rank | 68.62% | 68.06% |
| Average Family Size | 2.58, see rank | 3.13 | 3.14 |
| Married-Couple Family | 2,169, 43.25%, see rank | 50.21% | 51.66% |
| Nonfamily Households | 2,338, 46.62%, 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.