Ohio County, Kentucky Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 50th-largest in Kentucky
The population of Ohio County, Kentucky is 23,704 as of the 2023 American Community Survey, making it the 50th-largest county in Kentucky. The median household income is $54,369, the median home value is $113,400, and the median age is 40.9.
The population of Ohio County has grown 0.4% since 2010 (23,829 → 23,933), a +0.03% annualized rate.
23,704
Population
+0.03%
Annual growth
40
People / sq mi
$54,369
Median Income
$113,400
Median Home Value
Ohio County covers 587 sq mi of land at 40.4 people per square mile.
About Ohio County, KY
Educational attainment is the headline number in Ohio County: 14.2% of adults 25 and older have a four-year degree. With 23,704 residents, Ohio County is a county in Kentucky. It ranks #50 among counties in Kentucky by population.
The typical household earns $54,369, below the US median of $78,538. Poverty runs at 9.4%, below the national 12.4%. Homes are comparatively cheap — a median value of $113,400, with typical rent around $774.
College attainment is 14.2%, below the national 35.0%. Just 4.6% of workers are home-based, below the national 14.0%, and the average commute runs about 29 minutes each way.
Ohio County Population History (2010-2024)
The county of Ohio County had a population of 23,829 in 2010 and 23,933 in 2024, a 0.4% growth over 14 years. The peak was 24,202 in 2016. Average annual growth rate: 0.03%.
23,933
Population (2024)
23,829
Population (2010)
24,202
Peak (2016)
0.03%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 23,829 |
| 2011 | 23,986 |
| 2012 | 24,029 |
| 2013 | 23,987 |
| 2014 | 23,964 |
| 2015 | 24,040 |
| 2016 | 24,202 |
| 2017 | 24,137 |
| 2018 | 24,125 |
| 2019 | 24,043 |
| 2020 | 23,744 |
| 2021 | 23,729 |
| 2022 | 23,549 |
| 2023 | 23,719 |
| 2024 | 23,933 |
Race & Ethnicity
| White | 92.7% |
| Black or African American | 1.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.0% |
| Two or More Races | 0.0% |
Age & Sex
40.9
Median Age
50.4%
Female
49.6%
Male
18.2%
Age 65+
Age Distribution
Children (under 15): 19.6% · Seniors (65+): 18.2%
Income & Poverty
| Median household income | $54,369$-8,048 vs state |
| Mean household income | $68,954 |
| Per-capita income | $27,179 |
| Poverty rate | 9.4%-2.4% vs state |
| Unemployment rate | 2.8% |
| Employment-to-population | 51.4% |
Top Industries by Employment
The largest employment sector in Ohio County is professional & business services, accounting for 25.4% of workers.
How residents commute
0.1%
Drive alone
1.3%
Carpool
83.8%
Public transit
4.6%
Work from home
28.7 min
Avg commute
Housing
$113,400$-78,900 vs state
Median home value
$774
Median rent
78.6%
Homeownership rate
10,199
Total housing units
89.8%
Occupied
10.2%
Vacant
21.4%
Renter-occupied
Social & access
93.9%
With health insurance
89.6%
With broadband internet
18.5%
Foreign-born
6.1%
Veterans (18+)
19.0%
With a disability
96.1%
Speak language other than English at home
Education
83.8%
High School+
14.2%
Bachelor's+
Largest cities in Kentucky
Other counties in Kentucky
Part of Kentucky
Metro areas in Kentucky
County rankings
Frequently Asked Questions
Ohio County, Kentucky has a population of 23,704 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 50th-largest county in Kentucky. Population density is 40 people per square mile.
The population of Ohio County has grown 0.4% since 2010 (23,829 → 23,933), a +0.03% annualized rate.
The median household income in Ohio County, Kentucky is $54,369, with mean (average) household income of $68,954 and per-capita income of $27,179. 9.4% of residents live below the federal poverty level.
In Ohio County, the largest racial and ethnic groups are White (92.7%), Black or African American (1.1%), Hispanic or Latino (1.0%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Ohio County, Kentucky is 40.9 years. Residents are 50.4% female and 49.6% male.
The median home value in Ohio County is $113,400 and median monthly rent is $774. 78.6% of occupied housing units are owner-occupied. The county has 10,199 total housing units, 10.2% of which are vacant.
The largest employment sector in Ohio County, Kentucky is professional, scientific, and management services, employing 25.4% of workers. The unemployment rate is 2.8%.
Louisville/Jefferson County is among the largest cities associated with Ohio County, Kentucky, with a population of 627,210.
Ohio County, KY Climate
Ohio County, KY has an average annual temperature of 13.6°C (56°F) and receives about 1220 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
13.6°C
Avg Temp
1220
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 0° / 33° | 84 mm |
| February | 3° / 37° | 101 mm |
| March | 8° / 47° | 116 mm |
| April | 14° / 56° | 113 mm |
| May | 18° / 65° | 121 mm |
| June | 23° / 73° | 94 mm |
| July | 25° / 78° | 111 mm |
| August | 24° / 76° | 91 mm |
| September | 21° / 70° | 94 mm |
| October | 15° / 58° | 75 mm |
| November | 9° / 47° | 110 mm |
| December | 3° / 38° | 110 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 Ohio County, KY
The most comfortable months to visit Ohio 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 -5°C low). May is usually the wettest month.
Where to stay near Ohio County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.