Allegan is located in Allegan County, Michigan. Allegan has a 2025 population of 4,901 . It is also the county seat of Allegan County . Allegan is currently growing at a rate of 0.93% annually and its population has increased by 4.14% since the most recent census, which recorded a population of 4,706 in 2020.
The average household income in Allegan is $97,914 with a poverty rate of 18.6%. The median age in Allegan is 37.8 years: 37.5 years for males, and 38.1 years for females. For every 100 females there are 105.7 males.
Data after 2023 is projected based on recent change
The racial composition of Allegan includes 87.07% White, and smaller percentages for Black or African American, Asian, Native American, other race and multiracial populations.
White (87.07%)
Two or more races (9.87%)
Black or African American (1.51%)
Asian (1.34%)
Native American (0.19%)
Other race (0.02%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 4,147 | 87.07% |
| Two or more races | 470 | 9.87% |
| Black or African American | 72 | 1.51% |
| Asian | 64 | 1.34% |
| Native American | 9 | 0.19% |
| Other race | 1 | 0.02% |
Married
Widowed
Divorced
Separated
Never Married
Allegan's average per capita income is $53,673. Household income levels show a median of $90,583. The poverty rate stands at 18.6%.
Name | Median | Mean |
|---|---|---|
| Married Families | $98,411 | - |
| Families | $96,602 | $106,422 |
| Households | $90,583 | $97,914 |
| Non Families | $35,000 | $42,175 |
Average Income
Median Household Income
Poverty Rate