Clark County, Kentucky

County in KY, US

By Neilsberg Research

Last updated May 1, 2026

Key Indicators

A quick look at key numbers

Population

37,192

Source: U.S. Census Bureau American Community Survey (ACS) 2020-2024 5-Year Estimates

Median Age

40.5

years ∙ half population younger than 40.5, half older

Diversity Index

22%

chance two random people differ in race and ethnicity

Nativity

1.6%

foreign-born population

98.4%Native

1.6% Foreign-born

Geographic Context

Location, size, and surroundings

About

Clark County is a county in Kentucky, United States.

Location

County in KY, US

Co-ordinates

DEC37.970314° N, 84.145115° W

DMS37° 58′ 13.13″ N, 84° 08′ 42.41″ W

Population Density & area

147.3/sq mi (56.88/km²)

Total Area

255.2 sq mi (660.8 km²)

Land Area

252.5 sq mi (653.9 km²) · 98.9%

Water Area

2.7 sq mi (6.9 km²) · 1.1%

Demographics & Living

Who lives here, how households are formed, and community composition

Population Composition

Key characteristics of the population

Sex Distribution

49.3% male

Male 49.3%

Female 50.7%

males per 100 females

Clark County 97.1

Kentucky 98.2

United States 98

Nativity

1.6%

foreign-born population

98.4%Native

1.6% Foreign-born

% Foreign-born

Clark County 1.6%

Kentucky 4.7%

United States 14.1%

Age Distribution

How the population is spread across age groups

Median Age

40.5

years ∙ half population younger than 40.5, half older

Clark County

40.5

Kentucky

39.1

United States

38.9

Dependency ratio

68.6

dependents per 100 working-age adults

Clark County 68.6

Kentucky 66.4

United States 64.4

AGE DISTRIBUTION

Distribution of age group

Median age

	Clark County	Kentucky	United States
Age Group
Children (Under 18)	22.5%	22.6%	22%
Working age (18-64)	59.3%	60.1%	60.8%
Senior (65+)	18.2%	17.3%	17.2%
Dependency ratio
Total dependency ratio	68.6	66.4	64.4
Child dependency ratio	37.9	37.6	36.1
Old-age dependency ratio	30.7	28.8	28.3

Racial & Ethnic Composition

Racial and ethnic makeup and how it compares

Race & Ethnicity

White

88.1%

Black

2.8%

Asian

0.7%

Hispanic

4.1%

Other

4.3%

Note: White, Black, and Asian refer to individuals belonging to a single race and not of Hispanic origin. Hispanics may be of any race.

Diversity Index

22%

chance two random people differ in race and ethnicity

Clark County 22%

Kentucky 32.6%

United States 61.4%

Note: The Diversity Index (DI), based on the Blau Index, measures the probability that two randomly selected individuals differ in race and ethnicity. Values range from 0 (no diversity) to 1 (high diversity) and are shown as percentages.

RACIAL & ETHNIC COMPOSITION

Race & Ethnicity

Percentage of Clark County population

	Clark County	Kentucky	United States
Hispanic or Latino	4.1%	5%	19.3%
Mexican	2.5%	2.5%	11.3%
Puerto Rican	1%	0.5%	1.8%
Cuban	0%	0.8%	0.8%
Other Hispanic / Latino	0.6%	1.3%	5.5%
Not Hispanic or Latino	95.9%	95%	80.7%
One race	92%	91.1%	76.4%
White	88.1%	81.5%	57.4%
Black or African American	2.8%	7.6%	11.9%
American Indian and Alaska Native	0.3%	0.1%	0.5%
Asian	0.7%	1.6%	5.9%
Native Hawaiian and Other Pacific Islander	0%	0.1%	0.2%
Some Other Race	0.1%	0.3%	0.6%
Two or more races (Multiracial)	3.9%	3.9%	4.3%

Household & Families Composition

Household size, type, and family structure

Household structure

64.2% family

Family 64.2%

Non family 35.8%

% family households

Clark County 64.2%

Kentucky 63.9%

United States 64.2%

Average household size

2.44

persons per household

Clark County

2.44

Kentucky

2.43

United States

2.53

Household & Family COMPOSITION

Households

Percentage of Clark County population

	Clark County	Kentucky	United States
Total households	15,055	1,814,469	129,227,496
Average houshold size	2.44	2.43	2.53
Family households	9,667	1,159,005	82,990,528
Average family size	3.05	3.03	3.14
Married couple family	7,186	844,820	60,637,388
Other families	2,481	314,185	22,353,140
Male householder	826	95,673	6,572,819
Female householder	1,655	218,512	15,780,321
Non-family households	5,388	655,464	46,236,968
One-person households	4,662	540,419	37,140,836
Male householder	2,210	247,145	16,871,444
Senior (65+) living alone	586	79,059	5,225,110
Female householder	2,452	293,274	20,269,392
Senior (65+) living alone	1,280	151,346	10,089,070
Other living arrangements	726	115,045	9,096,132

Housing Profile

Housing stock, ownership, rentals, and cost burdens

Total housing units

16,418

housing units

Clark County 16,418

Kentucky 2,023,116

United States 143,775,355

Occupancy status

91.7% occupied

Occupied 91.7%

Vacant 8.3%

vacancy rate

Clark County 8.3%

Kentucky 10.3%

United States 10.1%

Housing Characteristics

How the housing supply is structured and used

Types of Housing unit

77%

Single family houses

77%

Apartments in multi-unit structures

15.4%

Mobile homes

7.5%

Boat, RV, van, etc

0.2%

Median Year Built

1981

Half of houses were built before 1981, and half after.

Historic ∙ 1939 or earlier

9.7%

Postwar & mid-century ∙ 1940 - 1969

25.5%

Late 20th century ∙ 1970 - 1999

44.2%

Modern ∙ 2000 or later

20.6%

Note: Median year built reflects occupied units only; distribution includes all units.

Housing Characteristics

Units, rooms & bedrooms

Physical characteristics of housing units

	Clark County	Kentucky	United States
Rooms per unit
Median rooms	5.8	5.7	5.5
1–3 rooms	8.9%	10.4%	15.1%
4–6 rooms	54.7%	54.2%	51.6%
7+ rooms	36.6%	35.4%	33.4%
Bedrooms
No bedroom / studio	2.2%	1.7%	2.9%
1 bedroom	5.7%	8.2%	10.9%
2 bedrooms	21.2%	25.1%	25%
3 bedrooms	49%	45.2%	38.7%
4+ bedrooms	21.9%	19.7%	22.4%
At a glance
Median year built	1981	1983	1981
Total housing units	16,418	2,023,116	143,775,355

Occupancy Profile

Who is inside and how they use it

Homeownership

70.7% owners

Renter-occupied 29.3%

Owner-occupied 70.7%

homeownership rate

Clark County 70.7%

Kentucky 68.3%

United States 65.2%

Average household size

2.58

Owner-occupied

2.09

Renter-occupied

owner-occupied average size

Clark County 2.58

Kentucky 2.53

United States 2.64

Housing Characteristics

Occupied unit characteristics

Tenure, crowding, and utilities

	Clark County	Kentucky	United States
Total occupied units	15,055	1,814,469	129,227,496
Year moved in
2020 or later	25.5%	23.8%	24.8%
2010 to 2019	35.9%	38.4%	39.6%
2000 to 2009	17.7%	16.7%	16.4%
1999 or earlier	21%	21.1%	19.1%
Occupants per room
1.00 or fewer	99.4%	98%	96.6%
1.01 to 1.50	0.5%	1.4%	2.2%
1.51 or more	0.1%	0.6%	1.2%
Vehicles availability
No vehicles	7.8%	6.8%	8.4%
1 vehicle	30.9%	32.4%	33.1%
2 vehicles	38.1%	37.1%	36.6%
3 or more vehicles	23.2%	23.7%	21.9%
House heating fuel used
Gas	38.6%	41.5%	51.4%
Electricity	59.3%	54.9%	41.3%
Solar	0.1%	0.1%	0.3%
Fuel oil, kerosene etc	0.5%	0.7%	3.9%
All other fuels	1.2%	2.3%	2%
No fuel used	0.2%	0.4%	1.2%
Selected characteristics
Lacking complete plumbing	0.4%	0.5%	0.4%
Lacking complete kitchen	0.1%	0.8%	0.8%
No telephone service available	0.5%	1.1%	0.9%

Housing Value

What owner-occupied units are worth

Median home value

$205,800

owner-occupied units

Median value(USD)

Clark County

$205,800

Kentucky

$205,600

United States

$332,700

Housing Cost Burden

22.4%

of homeowners with a mortgage are cost-burdened

% Cost-Burdened Households

Owners with a mortgage

22.4%

Owners without a mortgage

13.8%

Renters

51.3%

Note: Households spending 30% or more of their income on housing costs are considered cost-burdened.

Financial characteristics

Property value and housing costs

Tenure, crowding, and utilities

	Clark County	Kentucky	United States
Property value
Median Value	$205,800	$205,600	$332,700
Under $100,000	12.4%	20.9%	11.4%
$100,000 - $200,000	36%	27.6%	15.8%
$200,000 - $300,000	26.2%	23.1%	17.8%
$300,000 - $500,000	19.8%	20.1%	26.9%
$500,000 - $1,000,000	4.6%	7.1%	20.9%
$1,000,000 and more	1.1%	1.2%	7.1%
Owner-occupied households
With a mortgage	64.9%	56.1%	60.6%
Without a mortgage	35.1%	43.9%	39.4%
Median monthly owner costs
With a mortgage	$1,391	$1,433	$1,963
Without a mortgage	$512	$469	$638
Gross rent
Median rent	$938	$967	$1,413

Education Profile

How educated is the community and how education pays off

Adults with a college degree

22.9%

of adults 25+ with a bachelor's degree or higher

Clark County 22.9%

Kentucky 27.6%

United States 35.7%

Adults without a high school diploma

10.9%

of adults (25+) without a high school diploma

Clark County 10.9%

Kentucky 11.1%

United States 10.4%

School Enrollment

Who is enrolled in school and at what level

School enrollment

8,067

population (age 3+) enrolled in school

Nursery / Preschool

6.4%

K–12

75.8%

College / Undergraduate

14.5%

Graduate / Professional

3.2%

College-going rate (18-24 yr olds)

23%

of 18-24-year-olds in college or graduate school

Clark County

23%

Kentucky

36%

United States

40.9%

Enrollment & school type

Enrollment levels, college-going rate, and public vs private school split

Population 3+ currently enrolled in a school

	Clark County	Kentucky	United States
Total enrolled (age 3+)	8,067	1,039,376	80,089,790
Nursery / preschool	6.4%	5.5%	5.7%
K–12	75.8%	70.6%	67.6%
Kindergarten	3.2%	5.2%	5%
Elementary: Grades 1–4	22%	21.4%	19.8%
Elementary: Grades 5–8	25.8%	21.9%	21%
High School: Grades 9–12	24.8%	22.2%	21.7%
College or graduate school	17.8%	23.8%	26.7%
College, undergraduate	14.5%	18.9%	21%
Graduate, professional school	3.2%	5%	5.8%
College-going rate · 18-24 yr olds	23%	36%	40.9%
School type
Public school	89%	81.9%	82%
Private school	11%	18.1%	18%

Education Attainment by Level & Gender

What is the highest level of education completed among adults

Education attainment

26,130

population 25 years and over

Total adults (25+)

Less than 9th grade

9th-12th, no diploma

6.9%

HS graduate

37.5%

Some college no degree

20.4%

Associates degree

8.3%

Bachelors degree

14.1%

Graduate or professional degree

8.8%

Attainment by gender

Male vs Female

Adults (25+) · Share within each education level

% male · % female

Less than 9th grade

46.6% · 53.4%

9th-12th, no diploma

45.3% · 54.7%

HS graduate

53.1% · 46.9%

Some college no degree

47.9% · 52.1%

Associates degree

32.7% · 67.3%

Bachelors degree

48.4% · 51.6%

Graduate or professional degree

40.1% · 59.9%

Educational Attainment Overview

Distribution and key education attainment rates for adults (25+)

Highest credential completed · adults 25+

	Clark County	Kentucky	United States
Population (25+)	26,130	3,098,758	230,807,303
Less than 9th grade	4%	4.3%	4.7%
9th–12th, no diploma	6.9%	6.8%	5.7%
High school diploma or GED	37.5%	32.6%	26%
Some college, no degree	20.4%	19.7%	19.1%
Associate's degree	8.3%	9%	8.8%
Bachelor's degree or higher	22.9%	27.6%	35.7%
Bachelor's degree	14.1%	16.2%	21.6%
Graduate or professional	8.8%	11.3%	14.1%
High School or higher	89.1%	88.9%	89.6%

Earnings by education level

percentage as applicable

Median Earnings

$44,445

Median earnings for adults 25+, by level

Less than HS graduate

$29,902

HS graduate

$40,961

Some college or associates

$41,055

Bachelors degree

$58,750

Graduate or professional degree

$59,291

Poverty Rate

3.6%

for ages 25+, with bachelors degree or higher

Less than HS graduate

34.5%

HS graduate

14.8%

Some college or associates

7.5%

Bachelors degree or higher

3.6%

Outcomes by Education Level

Earnings and poverty rates across education levels (25+)

Adults 25+

	Clark County	Kentucky	United States
Median earnings
Population 25+, with earnings	$44,445	$46,524	$52,696
Less than high school graduate	$29,902	$29,659	$32,485
High school graduate (includes equivalency)	$40,961	$37,177	$40,153
Some college or associate's degree	$41,055	$43,534	$47,260
Bachelor's degree	$58,750	$60,526	$70,044
Graduate or professional degree	$59,291	$70,952	$90,720
Poverty rates
Less than high school graduate	34.5%	33.5%	24.2%
High school graduate (includes equivalency)	14.8%	17%	14.4%
Some college or associate's degree	7.5%	11.7%	9.8%
Bachelor's degree or higher	3.6%	4.7%	4.5%

Insights for Clark County, by topic

Income By year By race By age By gender

Population By year By race By age By gender

About Neilsberg Research

Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

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