How many people live in Montcalm County, MI?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 69,300 people living in Montcalm County, MI. That makes Montcalm County the 27th-most populous county in Michigan. It is home to 0.68% of people living in the state.
69.3K
population of Montcalm County, MI (2024)
0.68%
County share of the Michigan population (2024)
About 69,300 people lived in Montcalm County, MI in 2024.
Population estimates, 2000–2024
What are Montcalm County, MI’s age demographics?
About 12,900 Montcalm County, MI residents are aged 65 and older in 2024. That represents 18.6% of its population. For comparison, the age group represents 19.6% of Michigan’s population and 18% in the US overall.
Another 14,000 Montcalm County residents, or 20.2% of the population, were children under 18. For comparison, the age group represents 20.8% of Michigan’s population and 21.6% in the US overall.
A higher share of Montcalm County, MI's population is aged 45–64 than the US as a whole.
Population estimates by age group, (2024)
What are Montcalm County, MI’s racial and ethnic demographics?
Non-Hispanic white residents make up 87.8% of the Montcalm County, MI population, higher than the national share of 57.5%.
In contrast, Montcalm County’s Hispanic population accounts for 5%, below the 20% nationwide, and the non-Hispanic Black or African American population makes up 4.5% of the county, compared with 12.6% nationally.
Racial and ethnic make up differ based on location. These figures reflect how people identified their race alone (not in combination with other races), and separate out Hispanic or Latino ethnicity, following Census reporting standards.
Montcalm County, MI has a higher share of a non-Hispanic white population than Michigan as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Montcalm County, MI is Greenville with about 9,100 residents in 2024.
Cities and towns in Montcalm County, MI ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Greenville | 9,110 |
| 2. | Bloomer | 6,548 |
| 3. | Eureka | 4,369 |
| 4. | Montcalm | 3,525 |
| 5. | Richland | 2,781 |
| 6. | Crystal | 2,726 |
| 7. | Winfield | 2,385 |
| 8. | Douglass | 2,345 |
| 9. | Belvidere | 2,216 |
| 10. | Maple Valley | 1,987 |
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Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.
Page sources
USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.
