Millbrook is located in Mecosta County, Michigan. Millbrook has a 2025 population of 1,107 . Millbrook is currently growing at a rate of 0.45% annually and its population has increased by 3.55% since the most recent census, which recorded a population of 1,069 in 2020.
The average household income in Millbrook is $77,432 with a poverty rate of 17.05%. The median age in Millbrook is 39.4 years: 32.9 years for males, and 43.6 years for females. For every 100 females there are 108.7 males.
Data after 2023 is projected based on recent change
The racial composition of Millbrook includes 88.88% White, 8.8% other race, and smaller percentages for Two or more races and multiracial populations.
White (88.88%)
Other race (8.8%)
Two or more races (2.32%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 959 | 88.88% |
| Other race | 95 | 8.8% |
| Two or more races | 25 | 2.32% |
Married
Widowed
Divorced
Separated
Never Married
Millbrook's average per capita income is $40,947. Household income levels show a median of $70,114. The poverty rate stands at 17.05%.
Name | Median | Mean |
|---|---|---|
| Married Families | $97,750 | - |
| Families | $71,136 | $83,852 |
| Households | $70,114 | $77,432 |
| Non Families | $39,792 | $50,656 |
Average Income
Median Household Income
Poverty Rate