Hart County, Kentucky Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 62nd-largest in Kentucky
The population of Hart County, Kentucky is 19,470 as of the 2023 American Community Survey, making it the 62nd-largest county in Kentucky. The median household income is $49,653, the median home value is $124,600, and the median age is 40.6.
The population of Hart County has grown 9.6% since 2010 (18,184 → 19,923), a +0.65% annualized rate.
19,470
Population
+0.65%
Annual growth
47
People / sq mi
$49,653
Median Income
$124,600
Median Home Value
Hart County covers 413 sq mi of land at 47.2 people per square mile.
About Hart County, KY
Hart County is defined demographically by education — 10.7% of adults hold a bachelor’s degree, below the national average. Hart County is a county in Kentucky with a population of 19,470.
Earnings trail the nation, with the median household making $49,653, below the US median of $78,538. The poverty rate is 15.0%, above the national 12.4%. Housing is relatively affordable, with a median home value of $124,600, with typical rent around $692.
Four-year-degree attainment is near the bottom of the range for US counties, 10.7%, below the national 35.0%. Remote work is on the lower side here, at 4.1%, below the national 14.0%, and the average commute runs about 29 minutes each way.
Hart County Population History (2010-2024)
The county of Hart County had a population of 18,184 in 2010 and 19,923 in 2024, a 9.6% growth over 14 years. The peak was 19,923 in 2024. Average annual growth rate: 0.66%.
19,923
Population (2024)
18,184
Population (2010)
19,923
Peak (2024)
0.66%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 18,184 |
| 2011 | 18,286 |
| 2012 | 18,399 |
| 2013 | 18,462 |
| 2014 | 18,508 |
| 2015 | 18,415 |
| 2016 | 18,531 |
| 2017 | 18,737 |
| 2018 | 18,868 |
| 2019 | 19,014 |
| 2020 | 19,296 |
| 2021 | 19,476 |
| 2022 | 19,592 |
| 2023 | 19,726 |
| 2024 | 19,923 |
Race & Ethnicity
| White | 91.3% |
| Black or African American | 4.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.8% |
| Two or More Races | 0.0% |
Age & Sex
40.6
Median Age
50.5%
Female
49.5%
Male
17.0%
Age 65+
Age Distribution
Children (under 15): 20.0% · Seniors (65+): 17.0%
Income & Poverty
| Median household income | $49,653$-12,764 vs state |
| Mean household income | $65,536 |
| Per-capita income | $25,506 |
| Poverty rate | 15.0%+3.2% vs state |
| Unemployment rate | 2.4% |
| Employment-to-population | 51.5% |
Top Industries by Employment
The largest employment sector in Hart County is manufacturing, accounting for 21.7% of workers.
How residents commute
0.2%
Drive alone
0.7%
Carpool
77.9%
Public transit
4.1%
Work from home
28.9 min
Avg commute
Housing
$124,600$-67,700 vs state
Median home value
$692
Median rent
73.7%
Homeownership rate
8,888
Total housing units
81.3%
Occupied
18.7%
Vacant
26.3%
Renter-occupied
Social & access
89.9%
With health insurance
88.9%
With broadband internet
22.5%
Foreign-born
7.2%
Veterans (18+)
22.0%
With a disability
93.2%
Speak language other than English at home
Education
78.9%
High School+
10.7%
Bachelor's+
Largest cities in Kentucky
Other counties in Kentucky
Part of Kentucky
Metro areas in Kentucky
County rankings
Frequently Asked Questions
Hart County, Kentucky has a population of 19,470 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 62nd-largest county in Kentucky. Population density is 47 people per square mile.
The population of Hart County has grown 9.6% since 2010 (18,184 → 19,923), a +0.65% annualized rate.
The median household income in Hart County, Kentucky is $49,653, with mean (average) household income of $65,536 and per-capita income of $25,506. 15.0% of residents live below the federal poverty level.
In Hart County, the largest racial and ethnic groups are White (91.3%), Black or African American (4.6%), Hispanic or Latino (0.8%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Hart County, Kentucky is 40.6 years. Residents are 50.5% female and 49.5% male.
The median home value in Hart County is $124,600 and median monthly rent is $692. 73.7% of occupied housing units are owner-occupied. The county has 8,888 total housing units, 18.7% of which are vacant.
The largest employment sector in Hart County, Kentucky is manufacturing, employing 21.7% of workers. The unemployment rate is 2.4%.
Louisville/Jefferson County is among the largest cities associated with Hart County, Kentucky, with a population of 627,210.
Hart County, KY Climate
Hart County, KY has an average annual temperature of 13.5°C (56°F) and receives about 1311 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
13.5°C
Avg Temp
1311
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 1° / 33° | 94 mm |
| February | 3° / 38° | 104 mm |
| March | 9° / 47° | 125 mm |
| April | 14° / 56° | 112 mm |
| May | 18° / 65° | 133 mm |
| June | 23° / 73° | 106 mm |
| July | 25° / 77° | 131 mm |
| August | 24° / 75° | 97 mm |
| September | 21° / 69° | 102 mm |
| October | 14° / 57° | 76 mm |
| November | 9° / 47° | 109 mm |
| December | 3° / 38° | 122 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Hart County, KY
The most comfortable months to visit Hart County, KY are typically September, June and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 31°C high). The coldest is January (near -4°C low). May is usually the wettest month.
Where to stay near Hart County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.