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21930 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 127
| 21930 Zip Code | Maryland | U.S. | |
| Total Households | 55, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 2.31, see rank | 2.67 | 2.63 |
| 1 Person Households | 12, 21.82%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 43, 78.18%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 29, 52.73%, see rank | 67.07% | 66.22% |
| Average Family Size | 3.10, see rank | 3.35 | 3.32 |
| Married-Couple Family | 0, 0.00%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 26, 47.27%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 94
| 21930 Zip Code | Maryland | U.S. | |
| Total Households | 46, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 2.04, see rank | 2.61 | 2.58 |
| 1 Person Households | 18, 39.13%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 28, 60.87%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 22, 47.83%, see rank | 67.10% | 66.43% |
| Average Family Size | 2.82, see rank | 3.15 | 3.14 |
| Married-Couple Family | 19, 41.30%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 24, 52.17%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 164
| 21930 Zip Code | Maryland | U.S. | |
| Total Households | 89, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 1.84, see rank | 2.64 | 2.61 |
| 1 Person Households | 48, 53.93%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 41, 46.07%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 20, 22.47%, see rank | 66.97% | 66.47% |
| Average Family Size | 3.90, see rank | 3.32 | 3.29 |
| Married-Couple Family | 20, 22.47%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 69, 77.53%, see rank | 33.03% | 33.53% |
US Census 2000 data
Total population: 108
| 21930 Zip Code | Maryland | U.S. | |
| Total Households | 45, 100% | 1,980,859 | 105,480,101 |
| Average Household Size | 2.40, see rank | 2.61 | 2.59 |
| 1 Person Households | 11, 24.44%, see rank | 25.01% | 25.82% |
| 2 or More Person Households | 34, 75.56%, see rank | 74.99% | 74.18% |
| Family Households (Families) | 32, 71.11%, see rank | 68.62% | 68.06% |
| Average Family Size | 2.84, see rank | 3.13 | 3.14 |
| Married-Couple Family | 26, 57.78%, see rank | 50.21% | 51.66% |
| Nonfamily Households | 13, 28.89%, 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.