Demographics of Hillsdale County, Michigan

Hillsdale County, Michigan had 45,738 people on July 1, 2025, by the Census Bureau’s estimate: −2 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.

Hillsdale County, in four figures

45,738
Population: July 1, 2025, Vintage 2025 estimate.; > −0.1%
Change since July 2020: −2 people.; 43.1 ±0.3
Median age: ACS 2020–⁠2024.; $64,242 ±$2,663
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.

Hillsdale County, Michigan's population shrank < 0.1% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Hillsdale 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).

Source: The Census Bureau

About this chart

The figures

Hillsdale County, Michigan's population shrank < 0.1% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Hillsdale 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	45,740	100.0	100.0
2021	45,647	99.8	100.2
2022	45,732	100.0	100.7
2023	45,643	99.8	101.6
2024	45,694	99.9	102.5
2025	45,738	100.0	103.1

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Population of Hillsdale 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	45,740	−17	−34	0	+5
2021	45,647	−93	−128	+7	−16
2022	45,732	+85	−197	+15	+292
2023	45,643	−89	−100	+26	−3
2024	45,694	+51	−29	+47	+41
2025	45,738	+44	−28	+23	+47

Age, 2020–2024

The median age is 43.1 ±0.3: for men 41.7 ±0.7 and for women 43.8 ±0.3. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Hillsdale County by age, ACS 2020–2024
Age	People	Share	Michigan	United States
Under 5	2,479 ±52	5.4% ±0.1	5.4% ±<0.1	5.6% ±<0.1
5 to 17	7,347 ±257	16.1% ±0.6	15.9% ±0.1	16.3% ±<0.1
18 to 24	4,201 ±270	9.2% ±0.6	9.2% ±0.1	9.1% ±<0.1
25 to 44	9,817 ±281	21.5% ±0.6	25.3% ±0.1	26.9% ±<0.1
45 to 64	12,047 ±319	26.4% ±0.7	25.6% ±0.1	24.8% ±<0.1
65 and over	9,763 ±365	21.4% ±0.8	18.6% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $64,242 ±$2,663, and income per person $32,981 ±$1,212, 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 Hillsdale County by income, ACS 2020–2024
Household income	Households	Share	Michigan	United States
Under $25,000	2,875 ±274	16.1% ±1.5	15.8% ±0.1	14.6% ±<0.1
$25,000 to $49,999	4,035 ±325	22.6% ±1.8	18.7% ±0.2	16.7% ±<0.1
$50,000 to $74,999	3,555 ±323	19.9% ±1.8	16.8% ±0.1	15.5% ±<0.1
$75,000 to $99,999	2,491 ±208	13.9% ±1.1	13.2% ±0.1	12.6% ±<0.1
$100,000 to $149,999	2,835 ±251	15.9% ±1.4	17.3% ±0.2	17.5% ±<0.1
$150,000 to $199,999	1,099 ±141	6.2% ±0.8	8.6% ±0.1	9.6% ±<0.1
$200,000 or more	970 ±194	5.4% ±1.1	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 Hillsdale County by age, ACS 2020–2024
Age	Below poverty	Rate	Michigan	United States
All ages	6,328 ±745	14.4% ±1.7	13.2% ±0.2	12.5% ±0.1
Under 18	2,010 ±311	21.0% ±3.1	17.6% ±0.3	16.1% ±0.1
18 to 59	3,007 ±367	14.2% ±1.7	12.7% ±0.2	11.6% ±0.1
60 and over	1,311 ±147	9.9% ±1.1	10.5% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in Hillsdale County, ACS 2020–2024
Measure	Hillsdale County	Michigan	United States
Housing units	21,515 ±87	4,622,236 ±795	143,775,355 ±10,234
Occupied	83.0% ±1.4	88.2% ±0.2	89.9% ±0.1
Vacant	17.0% ±1.3	11.8% ±0.2	10.1% ±0.1
Owner occupied	82.0% ±1.2	73.2% ±0.3	65.2% ±0.3
Renter occupied	18.0% ±1.5	26.8% ±0.2	34.8% ±0.1
Median home value	$176,100 ±$5,498	$231,600 ±$642	$332,700 ±$236
Median gross rent	$832 ±$27	$1,129 ±$4	$1,413 ±$2
Median year built	1971 ±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 Hillsdale County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Michigan	United States
Hispanic or Latino	1,283 ±0	2.8% ±<0.1	5.9% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	42,051 ±196	92.1% ±0.4	72.4% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	313 ±71	0.7% ±0.2	13.1% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	117 ±29	0.3% ±0.1	3.4% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	3 to 37	< 0.1% to 0.1%	0.3% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 24	0% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	209 ±99	0.5% ±0.2	0.5% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	1,661 ±201	3.6% ±0.4	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 Hillsdale County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Michigan	United States
Born in the state	33,622 ±589	73.6% ±1.3	76.0% ±0.1	57.3% ±<0.1
Born in another state	11,173 ±596	24.5% ±1.3	16.0% ±0.1	26.9% ±<0.1
Born a citizen outside the states	196 ±75	0.4% ±0.2	0.9% ±<0.1	1.7% ±<0.1
Born abroad	663 ±161	1.5% ±0.4	7.2% ±0.1	14.1% ±<0.1
Naturalized citizens	374 ±109	0.8% ±0.2	4.1% ±0.1	7.4% ±<0.1
Not citizens	289 ±111	0.6% ±0.2	3.1% ±0.1	6.8% ±<0.1

Hillsdale County among the counties of Michigan

38th of 83 by population, July 2025. Every one is listed on the Michigan page.

Counties of Michigan near Hillsdale County in population, July 2025
County	July 2025	Change since 2020
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%
Sanilac County	40,083	−1.0%
Houghton County	37,842	+1.6%
Delta County	36,582	−0.8%

Elsewhere on the site

Rankings this appears in

No. 7 Counties in Michigan by poverty rate
No. 24 Counties in Michigan by homeownership rate
No. 24 Counties in Michigan by median household income
No. 31 Counties in Michigan by foreign-born share
No. 33 Counties in Michigan by median home value
No. 36 Counties in Michigan by median rent

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

Compiled automatically from Census Bureau population estimates — counties and Puerto Rico municipios, with components of change and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026