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21212 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 33,000
| 21212 Zip Code | Maryland | U.S. | |
| Total Households | 13,055, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 2.48, see rank | 2.67 | 2.63 |
| 1 Person Households | 4,596, 35.20%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 8,459, 64.80%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 7,638, 58.51%, see rank | 67.07% | 66.22% |
| Average Family Size | 3.37, see rank | 3.35 | 3.32 |
| Married-Couple Family | 4,998, 38.28%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 5,417, 41.49%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 32,322
| 21212 Zip Code | Maryland | U.S. | |
| Total Households | 12,854, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 2.47, see rank | 2.61 | 2.58 |
| 1 Person Households | 3,856, 30.00%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 8,998, 70.00%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 8,013, 62.34%, see rank | 67.10% | 66.43% |
| Average Family Size | 3.10, see rank | 3.15 | 3.14 |
| Married-Couple Family | 5,326, 41.43%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 4,841, 37.66%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 33,408
| 21212 Zip Code | Maryland | U.S. | |
| Total Households | 13,342, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 2.44, see rank | 2.64 | 2.61 |
| 1 Person Households | 4,836, 36.25%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 8,506, 63.75%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 7,671, 57.50%, see rank | 66.97% | 66.47% |
| Average Family Size | 3.33, see rank | 3.32 | 3.29 |
| Married-Couple Family | 4,903, 36.75%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 5,671, 42.50%, see rank | 33.03% | 33.53% |
US Census 2000 data
Total population: 35,295
| 21212 Zip Code | Maryland | U.S. | |
| Total Households | 13,589, 100% | 1,980,859 | 105,480,101 |
| Average Household Size | 2.37, see rank | 2.61 | 2.59 |
| 1 Person Households | 4,393, 32.33%, see rank | 25.01% | 25.82% |
| 2 or More Person Households | 9,196, 67.67%, see rank | 74.99% | 74.18% |
| Family Households (Families) | 8,322, 61.24%, see rank | 68.62% | 68.06% |
| Average Family Size | 3.03, see rank | 3.13 | 3.14 |
| Married-Couple Family | 5,556, 40.89%, see rank | 50.21% | 51.66% |
| Nonfamily Households | 5,267, 38.76%, 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.