Allen is a CDP located in Wicomico County, Maryland. Allen has a 2026 population of 105. Allen is currently declining at a rate of -6.25% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The median age in Allen is 69.9 years: 0 years for males, and 0 years for females. For every 100 females there are 57.1 males.
Data after 2023 is projected based on recent change
Overall: 69.9 years
Female: 0 years
Male: 0 years
There are 55 adults, (55 of whom are seniors) in Allen.
Female: 35 (63.6%)
Male: 20 (36.4%)
The racial composition of Allen includes 89.09% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 49 | 89.09% |
| Two or more races | 6 | 10.91% |