Hartwick is located in Osceola County, Michigan. Hartwick has a 2025 population of 608 . Hartwick is currently growing at a rate of 0.66% annually and its population has increased by 3.05% since the most recent census, which recorded a population of 590 in 2020.
The average household income in Hartwick is $66,011 with a poverty rate of 16.41%. The median age in Hartwick is 39.9 years: 39.6 years for males, and 44.3 years for females. For every 100 females there are 136.5 males.
Data after 2023 is projected based on recent change
The racial composition of Hartwick includes 92.49% White, 3.06% Black or African American, and smaller percentages for other race, Asian and multiracial populations.
White (92.49%)
Two or more races (3.48%)
Black or African American (3.06%)
Other race (0.56%)
Asian (0.42%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 665 | 92.49% |
| Two or more races | 25 | 3.48% |
| Black or African American | 22 | 3.06% |
| Other race | 4 | 0.56% |
| Asian | 3 | 0.42% |
Married
Widowed
Divorced
Separated
Never Married
Hartwick's average per capita income is $45,795. Household income levels show a median of $62,891. The poverty rate stands at 16.41%.
Name | Median | Mean |
|---|---|---|
| Married Families | $65,972 | - |
| Families | $63,438 | $70,435 |
| Households | $62,891 | $66,011 |
| Non Families | $29,792 | $37,833 |
Average Income
Median Household Income
Poverty Rate