USA.com / Maryland / Wicomico County / Nanticoke, MD / 21840 / Population and Races / Historical Household and Family Data
21840 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 571
| 21840 Zip Code | Maryland | U.S. | |
| Total Households | 218, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 2.62, see rank | 2.67 | 2.63 |
| 1 Person Households | 31, 14.22%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 187, 85.78%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 187, 85.78%, see rank | 67.07% | 66.22% |
| Average Family Size | 2.89, see rank | 3.35 | 3.32 |
| Married-Couple Family | 144, 66.06%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 31, 14.22%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 375
| 21840 Zip Code | Maryland | U.S. | |
| Total Households | 171, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 2.19, see rank | 2.61 | 2.58 |
| 1 Person Households | 49, 28.65%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 122, 71.35%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 115, 67.25%, see rank | 67.10% | 66.43% |
| Average Family Size | 2.60, see rank | 3.15 | 3.14 |
| Married-Couple Family | 90, 52.63%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 56, 32.75%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 458
| 21840 Zip Code | Maryland | U.S. | |
| Total Households | 178, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 2.57, see rank | 2.64 | 2.61 |
| 1 Person Households | 12, 6.74%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 166, 93.26%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 166, 93.26%, see rank | 66.97% | 66.47% |
| Average Family Size | 2.69, see rank | 3.32 | 3.29 |
| Married-Couple Family | 146, 82.02%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 12, 6.74%, see rank | 33.03% | 33.53% |
US Census 2000 data
Total population: 423
| 21840 Zip Code | Maryland | U.S. | |
| Total Households | 193, 100% | 1,980,859 | 105,480,101 |
| Average Household Size | 2.19, see rank | 2.61 | 2.59 |
| 1 Person Households | 53, 27.46%, see rank | 25.01% | 25.82% |
| 2 or More Person Households | 140, 72.54%, see rank | 74.99% | 74.18% |
| Family Households (Families) | 137, 70.98%, see rank | 68.62% | 68.06% |
| Average Family Size | 2.61, see rank | 3.13 | 3.14 |
| Married-Couple Family | 110, 56.99%, see rank | 50.21% | 51.66% |
| Nonfamily Households | 56, 29.02%, 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.