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21154 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 6,678
| 21154 Zip Code | Maryland | U.S. | |
| Total Households | 2,310, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 2.88, see rank | 2.67 | 2.63 |
| 1 Person Households | 383, 16.58%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 1,927, 83.42%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 1,766, 76.45%, see rank | 67.07% | 66.22% |
| Average Family Size | 3.35, see rank | 3.35 | 3.32 |
| Married-Couple Family | 1,609, 69.65%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 544, 23.55%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 6,464
| 21154 Zip Code | Maryland | U.S. | |
| Total Households | 2,280, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 2.82, see rank | 2.61 | 2.58 |
| 1 Person Households | 391, 17.15%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 1,889, 82.85%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 1,809, 79.34%, see rank | 67.10% | 66.43% |
| Average Family Size | 3.16, see rank | 3.15 | 3.14 |
| Married-Couple Family | 1,516, 66.49%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 471, 20.66%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 6,843
| 21154 Zip Code | Maryland | U.S. | |
| Total Households | 2,300, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 2.97, see rank | 2.64 | 2.61 |
| 1 Person Households | 300, 13.04%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 2,000, 86.96%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 1,874, 81.48%, see rank | 66.97% | 66.47% |
| Average Family Size | 3.33, see rank | 3.32 | 3.29 |
| Married-Couple Family | 1,617, 70.30%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 426, 18.52%, see rank | 33.03% | 33.53% |
US Census 2000 data
Total population: 5,690
| 21154 Zip Code | Maryland | U.S. | |
| Total Households | 1,934, 100% | 1,980,859 | 105,480,101 |
| Average Household Size | 2.93, see rank | 2.61 | 2.59 |
| 1 Person Households | 283, 14.63%, see rank | 25.01% | 25.82% |
| 2 or More Person Households | 1,651, 85.37%, see rank | 74.99% | 74.18% |
| Family Households (Families) | 1,579, 81.64%, see rank | 68.62% | 68.06% |
| Average Family Size | 3.25, see rank | 3.13 | 3.14 |
| Married-Couple Family | 1,348, 69.70%, see rank | 50.21% | 51.66% |
| Nonfamily Households | 355, 18.36%, 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.