Allen is located in Northampton County, Pennsylvania. Allen has a 2025 population of 5,716 . Allen is currently growing at a rate of 2.18% annually and its population has increased by 4.44% since the most recent census, which recorded a population of 5,473 in 2020.
The average household income in Allen is $134,504 with a poverty rate of 3%. The median age in Allen is 42.1 years: 41.3 years for males, and 45.8 years for females. For every 100 females there are 100.4 males.
Data after 2023 is projected based on recent change
The racial composition of Allen includes 82.09% White, and smaller percentages for other race, Asian, Native American, Black or African American and multiracial populations.
White (82.09%)
Two or more races (11.19%)
Other race (2.76%)
Asian (1.51%)
Native American (1.38%)
Black or African American (1.08%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 4,469 | 82.09% |
| Two or more races | 609 | 11.19% |
| Other race | 150 | 2.76% |
| Asian | 82 | 1.51% |
| Native American | 75 | 1.38% |
| Black or African American | 59 | 1.08% |
Married
Widowed
Divorced
Separated
Never Married
Allen's average per capita income is $56,912. Household income levels show a median of $110,250. The poverty rate stands at 3%.
Name | Median | Mean |
|---|---|---|
| Married Families | $124,321 | - |
| Families | $123,580 | $159,848 |
| Households | $110,250 | $134,504 |
| Non Families | $46,065 | $60,266 |
Average Income
Median Household Income
Poverty Rate