Manlius is located in Allegan County, Michigan. Manlius has a 2025 population of 3,398 . Manlius is currently growing at a rate of 0.32% annually and its population has increased by 2.38% since the most recent census, which recorded a population of 3,319 in 2020.
The average household income in Manlius is $97,596 with a poverty rate of 7.72%. The median age in Manlius is 37.9 years: 37.7 years for males, and 37.9 years for females. For every 100 females there are 103.5 males.
Data after 2023 is projected based on recent change
The racial composition of Manlius includes 90.94% White, 3.53% other race, and smaller percentages for Asian, Black or African American, Native American and multiracial populations.
White (90.94%)
Two or more races (4.25%)
Other race (3.53%)
Asian (0.84%)
Black or African American (0.42%)
Native American (0.03%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 3,042 | 90.94% |
| Two or more races | 142 | 4.25% |
| Other race | 118 | 3.53% |
| Asian | 28 | 0.84% |
| Black or African American | 14 | 0.42% |
| Native American | 1 | 0.03% |
Married
Widowed
Divorced
Separated
Never Married
Manlius' average per capita income is $53,500. Household income levels show a median of $83,011. The poverty rate stands at 7.72%.
Name | Median | Mean |
|---|---|---|
| Married Families | $110,583 | - |
| Families | $107,750 | $116,891 |
| Households | $83,011 | $97,596 |
| Non Families | $34,583 | $43,963 |
Average Income
Median Household Income
Poverty Rate