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21234 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 69,316
| 21234 Zip Code | Maryland | U.S. | |
| Total Households | 28,825, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 2.39, see rank | 2.67 | 2.63 |
| 1 Person Households | 9,789, 33.96%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 19,036, 66.04%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 17,409, 60.40%, see rank | 67.07% | 66.22% |
| Average Family Size | 3.17, see rank | 3.35 | 3.32 |
| Married-Couple Family | 11,766, 40.82%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 11,416, 39.60%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 69,752
| 21234 Zip Code | Maryland | U.S. | |
| Total Households | 29,982, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 2.31, see rank | 2.61 | 2.58 |
| 1 Person Households | 9,945, 33.17%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 20,037, 66.83%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 17,841, 59.51%, see rank | 67.10% | 66.43% |
| Average Family Size | 2.94, see rank | 3.15 | 3.14 |
| Married-Couple Family | 11,793, 39.33%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 12,141, 40.49%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 68,256
| 21234 Zip Code | Maryland | U.S. | |
| Total Households | 28,656, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 2.36, see rank | 2.64 | 2.61 |
| 1 Person Households | 9,352, 32.64%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 19,304, 67.36%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 17,362, 60.59%, see rank | 66.97% | 66.47% |
| Average Family Size | 3.10, see rank | 3.32 | 3.29 |
| Married-Couple Family | 12,017, 41.94%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 11,294, 39.41%, see rank | 33.03% | 33.53% |
US Census 2000 data
Total population: 69,100
| 21234 Zip Code | Maryland | U.S. | |
| Total Households | 29,231, 100% | 1,980,859 | 105,480,101 |
| Average Household Size | 2.34, see rank | 2.61 | 2.59 |
| 1 Person Households | 8,943, 30.59%, see rank | 25.01% | 25.82% |
| 2 or More Person Households | 20,288, 69.41%, see rank | 74.99% | 74.18% |
| Family Households (Families) | 18,325, 62.69%, see rank | 68.62% | 68.06% |
| Average Family Size | 2.93, see rank | 3.13 | 3.14 |
| Married-Couple Family | 13,128, 44.91%, see rank | 50.21% | 51.66% |
| Nonfamily Households | 10,906, 37.31%, 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.