Demographics of Cass County, Michigan

Cass County, Michigan had 51,677 people on July 1, 2025, by the Census Bureau’s estimate: +124 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

Cass County, in four figures

51,677
Population: July 1, 2025, Vintage 2025 estimate.; +0.2%
Change since July 2020: +124 people.; 45.5 ±0.3
Median age: ACS 2020–⁠2024.; $70,443 ±$3,549
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

Cass County, Michigan's population grew 0.2% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Cass County, Michigan's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

U.S. Census Bureau — Census Bureau population estimates — counties and Puerto Rico municipios, with components of change

About this chart

The figures

Cass County, Michigan's population grew 0.2% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Cass County, Michigan's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	51,553	100.0	100.0
2021	51,539	100.0	100.2
2022	51,422	99.7	100.7
2023	51,570	100.0	101.6
2024	51,533	100.0	102.5
2025	51,677	100.2	103.1

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Population of Cass County, Michigan on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	51,553	−35	−34	0	−12
2021	51,539	−14	−209	+1	+156
2022	51,422	−117	−237	+14	+136
2023	51,570	+148	−150	+8	+295
2024	51,533	−37	−111	+42	+40
2025	51,677	+144	−74	−4	+226

Age, 2020–2024

The median age is 45.5 ±0.3: for men 44.5 ±0.5 and for women 46.4 ±0.3. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Cass County by age, ACS 2020–2024
Age	People	Share	Michigan	United States
Under 5	2,449 ±75	4.8% ±0.1	5.4% ±<0.1	5.6% ±<0.1
5 to 17	7,948 ±330	15.4% ±0.6	15.9% ±0.1	16.3% ±<0.1
18 to 24	3,945 ±305	7.7% ±0.6	9.2% ±0.1	9.1% ±<0.1
25 to 44	11,150 ±429	21.6% ±0.8	25.3% ±0.1	26.9% ±<0.1
45 to 64	14,408 ±487	28.0% ±0.9	25.6% ±0.1	24.8% ±<0.1
65 and over	11,620 ±528	22.6% ±1.0	18.6% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $70,443 ±$3,549, and income per person $39,236 ±$1,790, in 2024 dollars. The median is $72,875 ±$293 in Michigan and $80,734 ±$166 in the United States.

Households by income

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Households in Cass County by income, ACS 2020–2024
Household income	Households	Share	Michigan	United States
Under $25,000	3,222 ±393	15.2% ±1.8	15.8% ±0.1	14.6% ±<0.1
$25,000 to $49,999	4,381 ±386	20.7% ±1.8	18.7% ±0.2	16.7% ±<0.1
$50,000 to $74,999	3,549 ±373	16.7% ±1.7	16.8% ±0.1	15.5% ±<0.1
$75,000 to $99,999	3,142 ±363	14.8% ±1.7	13.2% ±0.1	12.6% ±<0.1
$100,000 to $149,999	3,067 ±272	14.5% ±1.3	17.3% ±0.2	17.5% ±<0.1
$150,000 to $199,999	2,019 ±304	9.5% ±1.4	8.6% ±0.1	9.6% ±<0.1
$200,000 or more	1,827 ±396	8.6% ±1.9	9.5% ±0.1	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Cass County by age, ACS 2020–2024
Age	Below poverty	Rate	Michigan	United States
All ages	6,080 ±858	11.9% ±1.7	13.2% ±0.2	12.5% ±0.1
Under 18	1,951 ±358	18.9% ±3.3	17.6% ±0.3	16.1% ±0.1
18 to 59	2,721 ±386	10.9% ±1.5	12.7% ±0.2	11.6% ±0.1
60 and over	1,408 ±297	8.8% ±1.8	10.5% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in Cass County, ACS 2020–2024
Measure	Cass County	Michigan	United States
Housing units	25,679 ±52	4,622,236 ±795	143,775,355 ±10,234
Occupied	82.6% ±1.3	88.2% ±0.2	89.9% ±0.1
Vacant	17.4% ±1.3	11.8% ±0.2	10.1% ±0.1
Owner occupied	81.6% ±1.6	73.2% ±0.3	65.2% ±0.3
Renter occupied	18.4% ±2.0	26.8% ±0.2	34.8% ±0.1
Median home value	$218,000 ±$9,705	$231,600 ±$642	$332,700 ±$236
Median gross rent	$916 ±$34	$1,129 ±$4	$1,413 ±$2
Median year built	1973 ±1	1972 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Cass County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Michigan	United States
Hispanic or Latino	2,329 ±0	4.5% ±<0.1	5.9% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	43,299 ±358	84.0% ±0.7	72.4% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	2,058 ±214	4.0% ±0.4	13.1% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	399 ±81	0.8% ±0.2	3.4% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	364 ±114	0.7% ±0.2	0.3% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 22	0% to < 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	145 to 663	0.3% to 1.3%	0.5% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	2,657 ±335	5.2% ±0.7	4.5% ±0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Cass County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Michigan	United States
Born in the state	23,376 ±860	45.4% ±1.7	76.0% ±0.1	57.3% ±<0.1
Born in another state	26,494 ±842	51.4% ±1.6	16.0% ±0.1	26.9% ±<0.1
Born a citizen outside the states	275 ±109	0.5% ±0.2	0.9% ±<0.1	1.7% ±<0.1
Born abroad	1,375 ±241	2.7% ±0.5	7.2% ±0.1	14.1% ±<0.1
Naturalized citizens	737 ±170	1.4% ±0.3	4.1% ±0.1	7.4% ±<0.1
Not citizens	638 ±201	1.2% ±0.4	3.1% ±0.1	6.8% ±<0.1

Cass County among the counties of Michigan

35th of 83 by population, July 2025. Every one is listed on the Michigan page.

Counties of Michigan near Cass County in population, July 2025
County	July 2025	Change since 2020
Ionia County	66,557	−0.5%
Isabella County	64,691	+0.3%
Barry County	63,991	+2.2%
St. Joseph County	60,968	+0.1%
Tuscola County	52,680	−1.2%
Cass County	51,677	+0.2%
Newaygo County	51,622	+3.1%
Branch County	45,993	+2.5%
Hillsdale County	45,738	> −0.1%
Mecosta County	42,320	+4.7%
Gratiot County	41,190	−1.1%

Elsewhere on the site

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Data retrieved September 25, 2026