Demographics of Mason County, Michigan

Mason County, Michigan had 29,040 people on July 1, 2025, by the Census Bureau’s estimate: +7 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.

Mason County, in four figures

29,040
Population: July 1, 2025, Vintage 2025 estimate.; < +0.1%
Change since July 2020: +7 people.; 47.3 ±0.4
Median age: ACS 2020–⁠2024.; $64,748 ±$3,281
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.

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

The July 1 estimate of Mason 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

Mason County, Michigan's population grew < 0.1% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Mason 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	29,033	100.0	100.0
2021	29,344	101.1	100.2
2022	29,341	101.1	100.7
2023	29,144	100.4	101.6
2024	29,063	100.1	102.5
2025	29,040	100.0	103.1

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Population of Mason 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	29,033	−26	−57	0	+26
2021	29,344	+311	−189	+4	+507
2022	29,341	−3	−188	+14	+174
2023	29,144	−197	−210	+17	+4
2024	29,063	−81	−161	+23	+62
2025	29,040	−23	−173	+10	+141

Age, 2020–2024

The median age is 47.3 ±0.4: for men 45.3 ±0.5 and for women 48.8 ±0.5. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Mason County by age, ACS 2020–2024
Age	People	Share	Michigan	United States
Under 5	1,271 ±32	4.4% ±0.1	5.4% ±<0.1	5.6% ±<0.1
5 to 17	4,443 ±238	15.2% ±0.8	15.9% ±0.1	16.3% ±<0.1
18 to 24	1,911 ±189	6.5% ±0.6	9.2% ±0.1	9.1% ±<0.1
25 to 44	6,318 ±270	21.6% ±0.9	25.3% ±0.1	26.9% ±<0.1
45 to 64	7,575 ±305	25.9% ±1.0	25.6% ±0.1	24.8% ±<0.1
65 and over	7,689 ±370	26.3% ±1.3	18.6% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $64,748 ±$3,281, and income per person $37,554 ±$1,636, 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 Mason County by income, ACS 2020–2024
Household income	Households	Share	Michigan	United States
Under $25,000	2,095 ±297	16.4% ±2.3	15.8% ±0.1	14.6% ±<0.1
$25,000 to $49,999	2,852 ±306	22.3% ±2.3	18.7% ±0.2	16.7% ±<0.1
$50,000 to $74,999	2,222 ±246	17.4% ±1.9	16.8% ±0.1	15.5% ±<0.1
$75,000 to $99,999	1,817 ±209	14.2% ±1.6	13.2% ±0.1	12.6% ±<0.1
$100,000 to $149,999	2,161 ±201	16.9% ±1.5	17.3% ±0.2	17.5% ±<0.1
$150,000 to $199,999	849 ±187	6.6% ±1.5	8.6% ±0.1	9.6% ±<0.1
$200,000 or more	805 ±163	6.3% ±1.3	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 Mason County by age, ACS 2020–2024
Age	Below poverty	Rate	Michigan	United States
All ages	4,077 ±512	14.1% ±1.8	13.2% ±0.2	12.5% ±0.1
Under 18	1,370 ±261	24.4% ±4.3	17.6% ±0.3	16.1% ±0.1
18 to 59	1,744 ±271	13.1% ±2.0	12.7% ±0.2	11.6% ±0.1
60 and over	963 ±178	9.7% ±1.8	10.5% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in Mason County, ACS 2020–2024
Measure	Mason County	Michigan	United States
Housing units	17,596 ±59	4,622,236 ±795	143,775,355 ±10,234
Occupied	72.7% ±1.9	88.2% ±0.2	89.9% ±0.1
Vacant	27.3% ±1.9	11.8% ±0.2	10.1% ±0.1
Owner occupied	78.3% ±2.1	73.2% ±0.3	65.2% ±0.3
Renter occupied	21.7% ±2.5	26.8% ±0.2	34.8% ±0.1
Median home value	$219,600 ±$8,156	$231,600 ±$642	$332,700 ±$236
Median gross rent	$896 ±$62	$1,129 ±$4	$1,413 ±$2
Median year built	1976 ±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 Mason County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Michigan	United States
Hispanic or Latino	1,420 ±0	4.9% ±<0.1	5.9% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	26,097 ±98	89.4% ±0.3	72.4% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	279 ±84	1.0% ±0.3	13.1% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	139 ±44	0.5% ±0.2	3.4% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	110 ±41	0.4% ±0.1	0.3% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 21	0% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	34 to 126	0.1% to 0.4%	0.5% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	1,082 ±144	3.7% ±0.5	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 Mason County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Michigan	United States
Born in the state	23,479 ±466	80.4% ±1.6	76.0% ±0.1	57.3% ±<0.1
Born in another state	5,083 ±420	17.4% ±1.4	16.0% ±0.1	26.9% ±<0.1
Born a citizen outside the states	67 to 255	0.2% to 0.9%	0.9% ±<0.1	1.7% ±<0.1
Born abroad	484 ±127	1.7% ±0.4	7.2% ±0.1	14.1% ±<0.1
Naturalized citizens	206 ±61	0.7% ±0.2	4.1% ±0.1	7.4% ±<0.1
Not citizens	278 ±115	1.0% ±0.4	3.1% ±0.1	6.8% ±<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%.

Mason County among the counties of Michigan

49th of 83 by population, July 2025. Every one is listed on the Michigan page.

Counties of Michigan near Mason County in population, July 2025
County	July 2025	Change since 2020
Chippewa County	36,081	−1.9%
Wexford County	34,445	+2.3%
Emmet County	33,775	−1.0%
Clare County	31,543	+2.3%
Huron County	30,530	−2.7%
Mason County	29,040	< +0.1%
Alpena County	28,853	−0.1%
Oceana County	27,177	+1.7%
Otsego County	26,080	+3.8%
Gladwin County	26,077	+2.8%
Charlevoix County	26,036	> −0.1%

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