Demographics of Isabella County, Michigan

Isabella County, Michigan had 64,691 people on July 1, 2025, by the Census Bureau’s estimate: +173 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.

Isabella County, in four figures

64,691
Population: July 1, 2025, Vintage 2025 estimate.; +0.3%
Change since July 2020: +173 people.; 30.1 ±0.1
Median age: ACS 2020–⁠2024.; $55,237 ±$2,195
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.

Isabella County, Michigan's population grew 0.3% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Isabella 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

Isabella County, Michigan's population grew 0.3% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Isabella 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	64,518	100.0	100.0
2021	64,257	99.6	100.2
2022	64,486	100.0	100.7
2023	64,390	99.8	101.6
2024	64,873	100.6	102.5
2025	64,691	100.3	103.1

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Population of Isabella 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	64,518	+130	+38	0	+67
2021	64,257	−261	−92	+20	−215
2022	64,486	+229	−35	+66	+250
2023	64,390	−96	−4	+167	−256
2024	64,873	+483	−28	+228	+288
2025	64,691	−182	−43	+173	−316

Age, 2020–2024

The median age is 30.1 ±0.1: for men 30.3 ±0.2 and for women 29.7 ±0.3. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Isabella County by age, ACS 2020–2024
Age	People	Share	Michigan	United States
Under 5	2,945 ±115	4.6% ±0.2	5.4% ±<0.1	5.6% ±<0.1
5 to 17	8,526 ±348	13.2% ±0.5	15.9% ±0.1	16.3% ±<0.1
18 to 24	16,605 ±926	25.7% ±1.4	9.2% ±0.1	9.1% ±<0.1
25 to 44	14,525 ±406	22.5% ±0.6	25.3% ±0.1	26.9% ±<0.1
45 to 64	12,942 ±379	20.0% ±0.6	25.6% ±0.1	24.8% ±<0.1
65 and over	9,022 ±390	14.0% ±0.6	18.6% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $55,237 ±$2,195, and income per person $30,707 ±$1,246, 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 Isabella County by income, ACS 2020–2024
Household income	Households	Share	Michigan	United States
Under $25,000	5,589 ±547	22.4% ±2.2	15.8% ±0.1	14.6% ±<0.1
$25,000 to $49,999	5,747 ±468	23.1% ±1.8	18.7% ±0.2	16.7% ±<0.1
$50,000 to $74,999	4,320 ±348	17.3% ±1.4	16.8% ±0.1	15.5% ±<0.1
$75,000 to $99,999	3,276 ±354	13.1% ±1.4	13.2% ±0.1	12.6% ±<0.1
$100,000 to $149,999	3,474 ±285	13.9% ±1.1	17.3% ±0.2	17.5% ±<0.1
$150,000 to $199,999	1,375 ±181	5.5% ±0.7	8.6% ±0.1	9.6% ±<0.1
$200,000 or more	1,133 ±183	4.5% ±0.7	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 Isabella County by age, ACS 2020–2024
Age	Below poverty	Rate	Michigan	United States
All ages	13,012 ±1,094	21.9% ±1.8	13.2% ±0.2	12.5% ±0.1
Under 18	2,160 ±349	19.3% ±3.0	17.6% ±0.3	16.1% ±0.1
18 to 59	9,329 ±824	26.2% ±2.1	12.7% ±0.2	11.6% ±0.1
60 and over	1,523 ±231	12.1% ±1.8	10.5% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in Isabella County, ACS 2020–2024
Measure	Isabella County	Michigan	United States
Housing units	28,660 ±68	4,622,236 ±795	143,775,355 ±10,234
Occupied	86.9% ±1.5	88.2% ±0.2	89.9% ±0.1
Vacant	13.1% ±1.5	11.8% ±0.2	10.1% ±0.1
Owner occupied	61.8% ±1.4	73.2% ±0.3	65.2% ±0.3
Renter occupied	38.2% ±1.5	26.8% ±0.2	34.8% ±0.1
Median home value	$170,400 ±$3,660	$231,600 ±$642	$332,700 ±$236
Median gross rent	$913 ±$39	$1,129 ±$4	$1,413 ±$2
Median year built	1983 ±2	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 Isabella County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Michigan	United States
Hispanic or Latino	3,281 ±0	5.1% ±<0.1	5.9% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	53,579 ±292	83.0% ±0.5	72.4% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	1,574 ±205	2.4% ±0.3	13.1% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	1,061 ±91	1.6% ±0.1	3.4% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	1,633 ±182	2.5% ±0.3	0.3% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 31	0% to < 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	104 to 394	0.2% to 0.6%	0.5% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	3,174 ±385	4.9% ±0.6	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 Isabella County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Michigan	United States
Born in the state	52,351 ±734	81.1% ±1.1	76.0% ±0.1	57.3% ±<0.1
Born in another state	9,607 ±668	14.9% ±1.0	16.0% ±0.1	26.9% ±<0.1
Born a citizen outside the states	491 ±142	0.8% ±0.2	0.9% ±<0.1	1.7% ±<0.1
Born abroad	2,116 ±329	3.3% ±0.5	7.2% ±0.1	14.1% ±<0.1
Naturalized citizens	651 ±129	1.0% ±0.2	4.1% ±0.1	7.4% ±<0.1
Not citizens	1,465 ±310	2.3% ±0.5	3.1% ±0.1	6.8% ±<0.1

Isabella County among the counties of Michigan

31st of 83 by population, July 2025. Every one is listed on the Michigan page.

Counties of Michigan near Isabella County in population, July 2025
County	July 2025	Change since 2020
Van Buren County	76,071	+0.7%
Montcalm County	69,406	+4.1%
Marquette County	68,064	+2.3%
Shiawassee County	67,681	−0.5%
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%

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