Calhoun County, Michigan Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 17th-largest in Michigan
The population of Calhoun County, Michigan is 133,846 as of the 2023 American Community Survey, making it the 17th-largest county in Michigan. The median household income is $60,385, the median home value is $151,500, and the median age is 40.2.
The population of Calhoun County has declined 1.6% since 2010 (135,953 → 133,785), a -0.11% annualized rate.
133,846
Population
-0.11%
Annual growth
190
People / sq mi
$60,385
Median Income
$151,500
Median Home Value
Calhoun County covers 706 sq mi of land at 189.5 people per square mile.
About Calhoun County, MI
Calhoun County stands apart on settlement density — it is among the most densely settled of US counties, at roughly 190 people per square mile. With 133,846 residents, Calhoun County is a county in Michigan. It ranks #17 among counties in Michigan by population.
Household earnings are middling, with a median of $60,385 — below the US median of $78,538. About 9.6% of residents live below the federal poverty level, below the national 12.4%. Median home value is $151,500, with typical rent around $937.
Degree attainment is mid-range for US counties: 22.2% of adults hold a four-year degree, below the national 35.0%. Remote work is below the national 14.0% at 7.2%, and the average commute runs about 21 minutes each way.
That density explains much of the rest of the profile in Calhoun County: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Calhoun County Population History (2010-2024)
The county of Calhoun County had a population of 135,953 in 2010 and 133,785 in 2024, a -1.6% growth over 14 years. The peak was 135,953 in 2010. Average annual growth rate: -0.11%.
133,785
Population (2024)
135,953
Population (2010)
135,953
Peak (2010)
-0.11%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 135,953 |
| 2011 | 135,111 |
| 2012 | 134,755 |
| 2013 | 134,782 |
| 2014 | 134,845 |
| 2015 | 134,377 |
| 2016 | 134,343 |
| 2017 | 134,127 |
| 2018 | 133,858 |
| 2019 | 133,806 |
| 2020 | 134,219 |
| 2021 | 133,905 |
| 2022 | 133,475 |
| 2023 | 133,505 |
| 2024 | 133,785 |
Race & Ethnicity
| White | 77.4% |
| Black or African American | 10.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.1% |
| Two or More Races | 0.0% |
Age & Sex
40.2
Median Age
50.7%
Female
49.3%
Male
18.2%
Age 65+
Age Distribution
Children (under 15): 18.8% · Seniors (65+): 18.2%
Income & Poverty
| Median household income | $60,385$-10,764 vs state |
| Mean household income | $80,429 |
| Per-capita income | $33,239 |
| Poverty rate | 9.6%+0.8% vs state |
| Unemployment rate | 4.0% |
| Employment-to-population | 55.1% |
Top Industries by Employment
The largest employment sector in Calhoun County is professional & business services, accounting for 24.0% of workers.
How residents commute
0.6%
Drive alone
2.1%
Carpool
80.4%
Public transit
7.2%
Work from home
20.6 min
Avg commute
Housing
$151,500$-66,100 vs state
Median home value
$937
Median rent
72.4%
Homeownership rate
59,626
Total housing units
89.6%
Occupied
10.4%
Vacant
27.6%
Renter-occupied
Social & access
94.1%
With health insurance
92.4%
With broadband internet
17.9%
Foreign-born
7.5%
Veterans (18+)
14.3%
With a disability
92.9%
Speak language other than English at home
Education
90.9%
High School+
22.2%
Bachelor's+
Largest cities in Michigan
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County rankings
Frequently Asked Questions
Calhoun County, Michigan has a population of 133,846 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 17th-largest county in Michigan. Population density is 190 people per square mile.
The population of Calhoun County has declined 1.6% since 2010 (135,953 → 133,785), a -0.11% annualized rate.
The median household income in Calhoun County, Michigan is $60,385, with mean (average) household income of $80,429 and per-capita income of $33,239. 9.6% of residents live below the federal poverty level.
In Calhoun County, the largest racial and ethnic groups are White (77.4%), Black or African American (10.1%), Hispanic or Latino (2.1%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Calhoun County, Michigan is 40.2 years. Residents are 50.7% female and 49.3% male.
The median home value in Calhoun County is $151,500 and median monthly rent is $937. 72.4% of occupied housing units are owner-occupied. The county has 59,626 total housing units, 10.4% of which are vacant.
The largest employment sector in Calhoun County, Michigan is professional, scientific, and management services, employing 24.0% of workers. The unemployment rate is 4.0%.
Detroit is among the largest cities associated with Calhoun County, Michigan, with a population of 636,644.
Calhoun County, MI Climate
Calhoun County, MI has an average annual temperature of 8.8°C (48°F) and receives about 886 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
8.8°C
Avg Temp
886
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -5° / 22° | 43 mm |
| February | -4° / 25° | 39 mm |
| March | 2° / 35° | 64 mm |
| April | 8° / 47° | 83 mm |
| May | 15° / 58° | 91 mm |
| June | 20° / 67° | 92 mm |
| July | 22° / 71° | 89 mm |
| August | 21° / 69° | 90 mm |
| September | 16° / 62° | 91 mm |
| October | 10° / 50° | 68 mm |
| November | 4° / 39° | 71 mm |
| December | -2° / 28° | 65 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Calhoun County, MI
The most comfortable months to visit Calhoun County, MI are typically August, July and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 28°C high). The coldest is January (near -10°C low). June is usually the wettest month.
Where to stay near Calhoun County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.