Hardin County, Kentucky Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 6th-largest in Kentucky
The population of Hardin County, Kentucky is 111,452 as of the 2023 American Community Survey, making it the 6th-largest county in Kentucky. The median household income is $67,608, the median home value is $205,900, and the median age is 37.4.
The population of Hardin County has grown 5.5% since 2010 (106,970 → 112,826), a +0.38% annualized rate.
111,452
Population
+0.38%
Annual growth
179
People / sq mi
$67,608
Median Income
$205,900
Median Home Value
Hardin County covers 624 sq mi of land at 178.6 people per square mile.
About Hardin County, KY
Hardin County is a county in Kentucky with a population of 111,452. It ranks #6 among counties in Kentucky by population. The median age is 37.4, younger than the national median. The population is 49.6% male and 50.4% female.
The median household income in Hardin County is $67,608, below the US median of $74,580. 8.1% of residents live below the federal poverty level. Home values sit at a median of $205,900, with monthly rent averaging $947. The homeownership rate of 62.3% is close to the national rate of 64.8%.
Educational attainment in Hardin County reflects 24.4% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 7.8% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 22.9 minutes each way.
Hardin County Population History (2010-2024)
The county of Hardin County had a population of 106,970 in 2010 and 112,826 in 2024, a 5.5% growth over 14 years. The peak was 112,826 in 2024. Average annual growth rate: 0.39%.
112,826
Population (2024)
106,970
Population (2010)
112,826
Peak (2024)
0.39%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 106,970 |
| 2011 | 107,542 |
| 2012 | 108,280 |
| 2013 | 109,072 |
| 2014 | 108,612 |
| 2015 | 106,415 |
| 2016 | 107,106 |
| 2017 | 108,314 |
| 2018 | 110,435 |
| 2019 | 110,970 |
| 2020 | 110,840 |
| 2021 | 111,870 |
| 2022 | 111,776 |
| 2023 | 112,396 |
| 2024 | 112,826 |
Race & Ethnicity
| White | 76.7% |
| Black or African American | 11.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.8% |
| Two or More Races | 0.2% |
Age & Sex
37.4
Median Age
50.4%
Female
49.6%
Male
14.8%
Age 65+
Age Distribution
Children (under 15): 20.5% · Seniors (65+): 14.8%
Income & Poverty
| Median household income | $67,608+$5,191 vs state |
| Mean household income | $92,718 |
| Per-capita income | $36,836 |
| Poverty rate | 8.1%-3.7% vs state |
| Unemployment rate | 3.9% |
| Employment-to-population | 54.8% |
Top Industries by Employment
The largest employment sector in Hardin County is professional & business services, accounting for 20.6% of workers.
How residents commute
0.2%
Drive alone
2.6%
Carpool
78.1%
Public transit
7.8%
Work from home
22.9 min
Avg commute
Housing
$205,900+$13,600 vs state
Median home value
$947
Median rent
62.3%
Homeownership rate
47,370
Total housing units
91.8%
Occupied
8.2%
Vacant
37.7%
Renter-occupied
Social & access
94.5%
With health insurance
94.0%
With broadband internet
38.1%
Foreign-born
15.5%
Veterans (18+)
17.5%
With a disability
93.3%
Speak language other than English at home
Education
92.4%
High School+
24.4%
Bachelor's+
Largest cities in Kentucky
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Part of Kentucky
Metro areas in Kentucky
County rankings
Frequently Asked Questions
Hardin County, Kentucky has a population of 111,452 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 6th-largest county in Kentucky. Population density is 179 people per square mile.
The population of Hardin County has grown 5.5% since 2010 (106,970 → 112,826), a +0.38% annualized rate.
The median household income in Hardin County, Kentucky is $67,608, with mean (average) household income of $92,718 and per-capita income of $36,836. 8.1% of residents live below the federal poverty level.
In Hardin County, the largest racial and ethnic groups are White (76.7%), Black or African American (11.6%), Hispanic or Latino (1.8%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Hardin County, Kentucky is 37.4 years. Residents are 50.4% female and 49.6% male.
The median home value in Hardin County is $205,900 and median monthly rent is $947. 62.3% of occupied housing units are owner-occupied. The county has 47,370 total housing units, 8.2% of which are vacant.
The largest employment sector in Hardin County, Kentucky is professional, scientific, and management services, employing 20.6% of workers. The unemployment rate is 3.9%.
Louisville/Jefferson County is among the largest cities associated with Hardin County, Kentucky, with a population of 627,210.
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Statewide data for Kentucky
Population, race, income, age, and trends across Kentucky
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.