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21229 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 46,669
| 21229 Zip Code | Maryland | U.S. | |
| Total Households | 17,730, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 2.60, see rank | 2.67 | 2.63 |
| 1 Person Households | 5,780, 32.60%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 11,950, 67.40%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 10,867, 61.29%, see rank | 67.07% | 66.22% |
| Average Family Size | 3.46, see rank | 3.35 | 3.32 |
| Married-Couple Family | 4,632, 26.13%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 6,863, 38.71%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 45,213
| 21229 Zip Code | Maryland | U.S. | |
| Total Households | 17,815, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 2.51, see rank | 2.61 | 2.58 |
| 1 Person Households | 5,482, 30.77%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 12,333, 69.23%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 11,203, 62.89%, see rank | 67.10% | 66.43% |
| Average Family Size | 3.12, see rank | 3.15 | 3.14 |
| Married-Couple Family | 4,829, 27.11%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 6,612, 37.11%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 45,438
| 21229 Zip Code | Maryland | U.S. | |
| Total Households | 17,266, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 2.60, see rank | 2.64 | 2.61 |
| 1 Person Households | 5,782, 33.49%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 11,484, 66.51%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 10,450, 60.52%, see rank | 66.97% | 66.47% |
| Average Family Size | 3.48, see rank | 3.32 | 3.29 |
| Married-Couple Family | 4,725, 27.37%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 6,816, 39.48%, see rank | 33.03% | 33.53% |
US Census 2000 data
Total population: 49,764
| 21229 Zip Code | Maryland | U.S. | |
| Total Households | 19,402, 100% | 1,980,859 | 105,480,101 |
| Average Household Size | 2.53, see rank | 2.61 | 2.59 |
| 1 Person Households | 5,825, 30.02%, see rank | 25.01% | 25.82% |
| 2 or More Person Households | 13,577, 69.98%, see rank | 74.99% | 74.18% |
| Family Households (Families) | 12,431, 64.07%, see rank | 68.62% | 68.06% |
| Average Family Size | 3.13, see rank | 3.13 | 3.14 |
| Married-Couple Family | 5,976, 30.80%, see rank | 50.21% | 51.66% |
| Nonfamily Households | 6,971, 35.93%, 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.