Allenstown is located in Merrimack County, New Hampshire. Allenstown has a 2025 population of 4,772 . Allenstown is currently growing at a rate of 0.15% annually and its population has increased by 1.27% since the most recent census, which recorded a population of 4,712 in 2020.
The average household income in Allenstown is $85,266 with a poverty rate of 12.23%. The median age in Allenstown is 36.6 years: 36.7 years for males, and 36.6 years for females. For every 100 females there are 110.3 males.
Data after 2023 is projected based on recent change
The racial composition of Allenstown includes 83.08% White, 6.18% Black or African American, and smaller percentages for Asian, other race, Native American and multiracial populations.
White (83.08%)
Two or more races (8.8%)
Black or African American (6.18%)
Asian (1.42%)
Other race (0.44%)
Native American (0.08%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 3,927 | 83.08% |
| Two or more races | 416 | 8.8% |
| Black or African American | 292 | 6.18% |
| Asian | 67 | 1.42% |
| Other race | 21 | 0.44% |
| Native American | 4 | 0.08% |
Married
Widowed
Divorced
Separated
Never Married
Allenstown's average per capita income is $49,031. Household income levels show a median of $80,219. The poverty rate stands at 12.23%.
Name | Median | Mean |
|---|---|---|
| Married Families | $106,667 | - |
| Families | $98,000 | $104,904 |
| Households | $80,219 | $85,266 |
| Non Families | $40,353 | $53,731 |
Average Income
Median Household Income
Poverty Rate