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20878 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 63,855
| 20878 Zip Code | Maryland | U.S. | |
| Total Households | 22,623, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 2.82, see rank | 2.67 | 2.63 |
| 1 Person Households | 4,188, 18.51%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 18,435, 81.49%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 17,422, 77.01%, see rank | 67.07% | 66.22% |
| Average Family Size | 3.28, see rank | 3.35 | 3.32 |
| Married-Couple Family | 13,913, 61.50%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 5,201, 22.99%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 62,446
| 20878 Zip Code | Maryland | U.S. | |
| Total Households | 22,268, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 2.80, see rank | 2.61 | 2.58 |
| 1 Person Households | 4,300, 19.31%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 17,968, 80.69%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 16,835, 75.60%, see rank | 67.10% | 66.43% |
| Average Family Size | 3.22, see rank | 3.15 | 3.14 |
| Married-Couple Family | 13,833, 62.12%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 5,433, 24.40%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 62,983
| 20878 Zip Code | Maryland | U.S. | |
| Total Households | 22,517, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 2.80, see rank | 2.64 | 2.61 |
| 1 Person Households | 4,340, 19.27%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 18,177, 80.73%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 16,860, 74.88%, see rank | 66.97% | 66.47% |
| Average Family Size | 3.30, see rank | 3.32 | 3.29 |
| Married-Couple Family | 13,701, 60.85%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 5,657, 25.12%, see rank | 33.03% | 33.53% |
US Census 2000 data
Total population: 55,177
| 20878 Zip Code | Maryland | U.S. | |
| Total Households | 19,201, 100% | 1,980,859 | 105,480,101 |
| Average Household Size | 2.87, see rank | 2.61 | 2.59 |
| 1 Person Households | 3,587, 18.68%, see rank | 25.01% | 25.82% |
| 2 or More Person Households | 15,614, 81.32%, see rank | 74.99% | 74.18% |
| Family Households (Families) | 14,463, 75.32%, see rank | 68.62% | 68.06% |
| Average Family Size | 3.31, see rank | 3.13 | 3.14 |
| Married-Couple Family | 12,087, 62.95%, see rank | 50.21% | 51.66% |
| Nonfamily Households | 4,738, 24.68%, 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.