Grattan township is located in Kent County, Michigan. Grattan township has a 2026 population of 3,878. Grattan township is currently growing at a rate of 0.83% annually and its population has increased by 1.76% since the most recent census, which recorded a population of 3,811 in 2020.
The median household income in Grattan township is $109,125 with a poverty rate of 3.78%. The median age in Grattan township is 48 years: 50.3 years for males, and 44.3 years for females. For every 100 females there are 103.3 males.
Data after 2023 is projected based on recent change
The racial composition of Grattan township includes 94.81% White, and smaller percentages for Native American, Asian, Black or African American and multiracial populations.
White (94.81%)
Two or more races (4.49%)
Native American (0.37%)
Asian (0.21%)
Black or African American (0.13%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 3,614 | 94.81% |
| Two or more races | 171 | 4.49% |
| Native American | 14 | 0.37% |
| Asian | 8 | 0.21% |
| Black or African American | 5 | 0.13% |
Married
Widowed
Divorced
Separated
Never Married
Grattan township's average per capita income is $70,926. Household income levels show a median of $109,125. The poverty rate stands at 3.78%.
Name | Median | Mean |
|---|---|---|
| Married Families | $125,700 | - |
| Families | $125,266 | $167,307 |
| Households | $109,125 | $141,517 |
| Non Families | $37,550 | $62,367 |
Average Income
Median Household Income
Poverty Rate