Casey County, Kentucky Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 71st-largest in Kentucky
The population of Casey County, Kentucky is 15,951 as of the 2023 American Community Survey, making it the 71st-largest county in Kentucky. The median household income is $41,689, the median home value is $135,700, and the median age is 41.5.
The population of Casey County has declined 0.2% since 2010 (15,987 → 15,948), a -0.02% annualized rate.
15,951
Population
-0.02%
Annual growth
36
People / sq mi
$41,689
Median Income
$135,700
Median Home Value
Casey County covers 444 sq mi of land at 35.9 people per square mile.
About Casey County, KY
Educational attainment is the headline number in Casey County: 11.8% of adults 25 and older have a four-year degree. Casey County is a county in Kentucky with a population of 15,951.
Household earnings sit near the bottom of the range at $41,689, below the US median of $78,538. The poverty rate, 18.9%, is among the steepest of comparable US counties and above the national 12.4%. Property is affordable here, the median home worth $135,700, with typical rent around $645.
College credentials are comparatively rare here: just 11.8%, below the national 35.0%. Remote work is below the national 14.0% at 6.8%, and the average commute runs about 29 minutes each way.
Casey County Population History (2010-2024)
The county of Casey County had a population of 15,987 in 2010 and 15,948 in 2024, a -0.2% growth over 14 years. The peak was 16,204 in 2019. Average annual growth rate: -0.01%.
15,948
Population (2024)
15,987
Population (2010)
16,204
Peak (2019)
-0.01%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 15,987 |
| 2011 | 15,916 |
| 2012 | 16,029 |
| 2013 | 16,017 |
| 2014 | 15,790 |
| 2015 | 15,756 |
| 2016 | 15,785 |
| 2017 | 15,836 |
| 2018 | 15,950 |
| 2019 | 16,204 |
| 2020 | 15,921 |
| 2021 | 15,922 |
| 2022 | 15,893 |
| 2023 | 15,887 |
| 2024 | 15,948 |
Race & Ethnicity
| White | 95.7% |
| Black or African American | 0.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.7% |
| Two or More Races | 0.0% |
Age & Sex
41.5
Median Age
51.5%
Female
48.5%
Male
20.3%
Age 65+
Age Distribution
Children (under 15): 19.7% · Seniors (65+): 20.3%
Income & Poverty
| Median household income | $41,689$-20,728 vs state |
| Mean household income | $59,897 |
| Per-capita income | $23,916 |
| Poverty rate | 18.9%+7.1% vs state |
| Unemployment rate | 4.2% |
| Employment-to-population | 43.3% |
Top Industries by Employment
The largest employment sector in Casey County is professional & business services, accounting for 21.4% of workers.
How residents commute
0.5%
Drive alone
3.0%
Carpool
76.2%
Public transit
6.8%
Work from home
28.9 min
Avg commute
Housing
$135,700$-56,600 vs state
Median home value
$645
Median rent
78.6%
Homeownership rate
7,401
Total housing units
84.0%
Occupied
16.0%
Vacant
21.4%
Renter-occupied
Social & access
88.5%
With health insurance
84.5%
With broadband internet
22.7%
Foreign-born
6.6%
Veterans (18+)
18.0%
With a disability
94.9%
Speak language other than English at home
Education
77.9%
High School+
11.8%
Bachelor's+
Largest cities in Kentucky
Other counties in Kentucky
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County rankings
Frequently Asked Questions
Casey County, Kentucky has a population of 15,951 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 71st-largest county in Kentucky. Population density is 36 people per square mile.
The population of Casey County has declined 0.2% since 2010 (15,987 → 15,948), a -0.02% annualized rate.
The median household income in Casey County, Kentucky is $41,689, with mean (average) household income of $59,897 and per-capita income of $23,916. 18.9% of residents live below the federal poverty level.
In Casey County, the largest racial and ethnic groups are White (95.7%), Hispanic or Latino (0.7%), Black or African American (0.5%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Casey County, Kentucky is 41.5 years. Residents are 51.5% female and 48.5% male.
The median home value in Casey County is $135,700 and median monthly rent is $645. 78.6% of occupied housing units are owner-occupied. The county has 7,401 total housing units, 16.0% of which are vacant.
The largest employment sector in Casey County, Kentucky is professional, scientific, and management services, employing 21.4% of workers. The unemployment rate is 4.2%.
Louisville/Jefferson County is among the largest cities associated with Casey County, Kentucky, with a population of 627,210.
Casey County, KY Climate
Casey County, KY has an average annual temperature of 13.1°C (56°F) and receives about 1330 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
13.1°C
Avg Temp
1330
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 1° / 33° | 97 mm |
| February | 3° / 38° | 103 mm |
| March | 8° / 46° | 122 mm |
| April | 13° / 55° | 111 mm |
| May | 18° / 64° | 129 mm |
| June | 22° / 72° | 113 mm |
| July | 24° / 76° | 128 mm |
| August | 24° / 74° | 105 mm |
| September | 20° / 68° | 107 mm |
| October | 14° / 57° | 81 mm |
| November | 8° / 47° | 111 mm |
| December | 3° / 38° | 123 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 Casey County, KY
The most comfortable months to visit Casey County, KY are typically September, June and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 30°C high). The coldest is January (near -4°C low). May is usually the wettest month.
Where to stay near Casey County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.