Demographics of McLean County, Kentucky

McLean County, Kentucky had 9,064 people on July 1, 2025, by the Census Bureau’s estimate: −70 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.

McLean County, in four figures

9,064
Population: July 1, 2025, Vintage 2025 estimate.; −0.8%
Change since July 2020: −70 people.; 43.3 ±0.7
Median age: ACS 2020–⁠2024.; $65,596 ±$8,147
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.

McLean County, Kentucky's population shrank 0.8% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of McLean County, Kentucky'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

McLean County, Kentucky's population shrank 0.8% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of McLean County, Kentucky'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	9,134	100.0	100.0
2021	9,121	99.9	100.2
2022	9,108	99.7	100.7
2023	9,047	99.0	101.6
2024	9,081	99.4	102.5
2025	9,064	99.2	103.1

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Population of McLean County, Kentucky on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	9,134	−17	−4	0	−13
2021	9,121	−13	−59	0	+38
2022	9,108	−13	−47	−1	+39
2023	9,047	−61	−51	+3	−11
2024	9,081	+34	−45	+8	+72
2025	9,064	−17	−43	+1	+25

Age, 2020–2024

The median age is 43.3 ±0.7: for men 40.8 ±0.9 and for women 44.6 ±0.4. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in McLean County by age, ACS 2020–2024
Age	People	Share	Kentucky	United States
Under 5	500 ±26	5.5% ±0.3	5.9% ±<0.1	5.6% ±<0.1
5 to 17	1,553 ±145	17.0% ±1.6	16.7% ±0.1	16.3% ±<0.1
18 to 24	718 ±124	7.9% ±1.4	9.1% ±0.1	9.1% ±<0.1
25 to 44	2,051 ±138	22.5% ±1.5	25.7% ±0.1	26.9% ±<0.1
45 to 64	2,427 ±183	26.6% ±2.0	25.3% ±0.1	24.8% ±<0.1
65 and over	1,865 ±201	20.5% ±2.2	17.3% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $65,596 ±$8,147, and income per person $33,651 ±$2,897, in 2024 dollars. The median is $63,726 ±$429 in Kentucky and $80,734 ±$166 in the United States.

Households by income

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Households in McLean County by income, ACS 2020–2024
Household income	Households	Share	Kentucky	United States
Under $25,000	666 ±149	18.3% ±4.0	19.6% ±0.3	14.6% ±<0.1
$25,000 to $49,999	758 ±156	20.8% ±4.2	20.4% ±0.3	16.7% ±<0.1
$50,000 to $74,999	563 ±132	15.5% ±3.6	17.1% ±0.2	15.5% ±<0.1
$75,000 to $99,999	382 ±89	10.5% ±2.4	12.8% ±0.2	12.6% ±<0.1
$100,000 to $149,999	730 ±149	20.0% ±4.0	15.9% ±0.2	17.5% ±<0.1
$150,000 to $199,999	357 ±130	9.8% ±3.6	7.1% ±0.2	9.6% ±<0.1
$200,000 or more	185 ±83	5.1% ±2.3	7.2% ±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 McLean County by age, ACS 2020–2024
Age	Below poverty	Rate	Kentucky	United States
All ages	851 ±226	9.5% ±2.5	16.1% ±0.3	12.5% ±0.1
Under 18	127 ±61	6.3% ±3.0	20.3% ±0.4	16.1% ±0.1
18 to 59	484 ±154	10.8% ±3.4	15.4% ±0.3	11.6% ±0.1
60 and over	240 ±82	9.5% ±3.2	13.4% ±0.3	11.0% ±<0.1

Housing, 2020–2024

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Housing in McLean County, ACS 2020–2024
Measure	McLean County	Kentucky	United States
Housing units	4,173 ±20	2,023,116 ±474	143,775,355 ±10,234
Occupied	87.3% ±3.4	89.7% ±0.3	89.9% ±0.1
Vacant	12.7% ±3.4	10.3% ±0.3	10.1% ±0.1
Owner occupied	82.8% ±3.2	68.3% ±0.4	65.2% ±0.3
Renter occupied	17.2% ±3.5	31.7% ±0.3	34.8% ±0.1
Median home value	$148,500 ±$16,588	$205,600 ±$1,096	$332,700 ±$236
Median gross rent	$641 ±$45	$967 ±$5	$1,413 ±$2
Median year built	1976 ±3	1982 ±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 McLean County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Kentucky	United States
Hispanic or Latino	203 ±0	2.2% ±<0.1	5.0% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	8,576 ±45	94.1% ±0.5	81.5% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	8 to 88	0.1% to 1.0%	7.6% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	14 to 42	0.2% to 0.5%	1.6% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 18	0% to 0.2%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 18	0% to 0.2%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 53	0% to 0.6%	0.3% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	237 ±52	2.6% ±0.6	3.9% ±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 McLean County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Kentucky	United States
Born in the state	7,616 ±218	83.6% ±2.4	67.3% ±0.2	57.3% ±<0.1
Born in another state	1,356 ±218	14.9% ±2.4	27.1% ±0.2	26.9% ±<0.1
Born a citizen outside the states	92 ±45	1.0% ±0.5	0.9% ±<0.1	1.7% ±<0.1
Born abroad	50 ±23	0.5% ±0.3	4.7% ±0.1	14.1% ±<0.1
Naturalized citizens	30 ±14	0.3% ±0.2	1.9% ±0.1	7.4% ±<0.1
Not citizens	3 to 37	< 0.1% to 0.4%	2.8% ±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%.

McLean County among the counties of Kentucky

102nd of 120 by population, July 2025. Every one is listed on the Kentucky page.

Counties of Kentucky near McLean County in population, July 2025
County	July 2025	Change since 2020
Martin County	10,697	−4.9%
Metcalfe County	10,583	+2.9%
Leslie County	9,627	−8.1%
Clinton County	9,139	−1.0%
Lyon County	9,123	+5.2%
McLean County	9,064	−0.8%
Hancock County	9,050	−0.6%
Livingston County	8,863	−0.1%
Gallatin County	8,840	+1.9%
Crittenden County	8,807	−2.2%
Trimble County	8,701	+2.8%

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