USA.com / Maryland / Washington County / Williamsport, MD / 21795 / Population and Races / Historical Household and Family Data
21795 Zip Code Historical Household and Family Data
ACS 2010-2014 data
Total population: 9,225
| 21795 Zip Code | Maryland | U.S. | |
| Total Households | 3,748, 100% | 2,155,983 | 116,211,092 |
| Average Household Size | 2.39, see rank | 2.67 | 2.63 |
| 1 Person Households | 1,096, 29.24%, see rank | 26.95% | 27.57% |
| 2 or More Person Households | 2,652, 70.76%, see rank | 73.05% | 72.43% |
| Family Households (Families) | 2,531, 67.53%, see rank | 67.07% | 66.22% |
| Average Family Size | 3.01, see rank | 3.35 | 3.32 |
| Married-Couple Family | 1,932, 51.55%, see rank | 47.68% | 48.42% |
| Nonfamily Households | 1,217, 32.47%, see rank | 32.93% | 33.78% |
US Census 2010 data
Total population: 9,233
| 21795 Zip Code | Maryland | U.S. | |
| Total Households | 3,685, 100% | 2,156,411 | 116,716,292 |
| Average Household Size | 2.44, see rank | 2.61 | 2.58 |
| 1 Person Households | 987, 26.78%, see rank | 26.11% | 26.74% |
| 2 or More Person Households | 2,698, 73.22%, see rank | 73.89% | 73.26% |
| Family Households (Families) | 2,542, 68.98%, see rank | 67.10% | 66.43% |
| Average Family Size | 2.93, see rank | 3.15 | 3.14 |
| Married-Couple Family | 2,000, 54.27%, see rank | 47.61% | 48.42% |
| Nonfamily Households | 1,143, 31.02%, see rank | 32.90% | 33.57% |
ACS 2008-2012 data
Total population: 8,943
| 21795 Zip Code | Maryland | U.S. | |
| Total Households | 3,620, 100% | 2,138,806 | 115,226,802 |
| Average Household Size | 2.39, see rank | 2.64 | 2.61 |
| 1 Person Households | 1,014, 28.01%, see rank | 27.12% | 27.45% |
| 2 or More Person Households | 2,606, 71.99%, see rank | 72.88% | 72.55% |
| Family Households (Families) | 2,469, 68.20%, see rank | 66.97% | 66.47% |
| Average Family Size | 2.97, see rank | 3.32 | 3.29 |
| Married-Couple Family | 1,969, 54.39%, see rank | 48.03% | 48.97% |
| Nonfamily Households | 1,151, 31.80%, see rank | 33.03% | 33.53% |
US Census 2000 data
Total population: 8,238
| 21795 Zip Code | Maryland | U.S. | |
| Total Households | 3,297, 100% | 1,980,859 | 105,480,101 |
| Average Household Size | 2.40, see rank | 2.61 | 2.59 |
| 1 Person Households | 898, 27.24%, see rank | 25.01% | 25.82% |
| 2 or More Person Households | 2,399, 72.76%, see rank | 74.99% | 74.18% |
| Family Households (Families) | 2,261, 68.58%, see rank | 68.62% | 68.06% |
| Average Family Size | 2.92, see rank | 3.13 | 3.14 |
| Married-Couple Family | 1,905, 57.78%, see rank | 50.21% | 51.66% |
| Nonfamily Households | 1,036, 31.42%, 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.