USA.com / Maryland / Somerset County / Crisfield, MD / 21817 / Population and Races / Historical Household and Family Data
21817 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 5,049
| 21817 Zip Code | Maryland | U.S. | |
| Total Households | 1,994, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 2.48, see rank | 2.67 | 2.63 |
| 1 Person Households | 557, 27.93%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 1,437, 72.07%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 1,331, 66.75%, see rank | 67.07% | 66.22% |
| Average Family Size | 3.15, see rank | 3.35 | 3.32 |
| Married-Couple Family | 792, 39.72%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 663, 33.25%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 5,236
| 21817 Zip Code | Maryland | U.S. | |
| Total Households | 2,185, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 2.36, see rank | 2.61 | 2.58 |
| 1 Person Households | 678, 31.03%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 1,507, 68.97%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 1,409, 64.49%, see rank | 67.10% | 66.43% |
| Average Family Size | 2.91, see rank | 3.15 | 3.14 |
| Married-Couple Family | 895, 40.96%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 776, 35.51%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 4,945
| 21817 Zip Code | Maryland | U.S. | |
| Total Households | 2,103, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 2.30, see rank | 2.64 | 2.61 |
| 1 Person Households | 683, 32.48%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 1,420, 67.52%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 1,344, 63.91%, see rank | 66.97% | 66.47% |
| Average Family Size | 2.97, see rank | 3.32 | 3.29 |
| Married-Couple Family | 818, 38.90%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 759, 36.09%, see rank | 33.03% | 33.53% |
US Census 2000 data
Total population: 5,479
| 21817 Zip Code | Maryland | U.S. | |
| Total Households | 2,329, 100% | 1,980,859 | 105,480,101 |
| Average Household Size | 2.31, see rank | 2.61 | 2.59 |
| 1 Person Households | 718, 30.83%, see rank | 25.01% | 25.82% |
| 2 or More Person Households | 1,611, 69.17%, see rank | 74.99% | 74.18% |
| Family Households (Families) | 1,519, 65.22%, see rank | 68.62% | 68.06% |
| Average Family Size | 2.85, see rank | 3.13 | 3.14 |
| Married-Couple Family | 1,014, 43.54%, see rank | 50.21% | 51.66% |
| Nonfamily Households | 810, 34.78%, 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.