Martin County, Kentucky Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 96th-largest in Kentucky
The population of Martin County, Kentucky is 11,181 as of the 2023 American Community Survey, making it the 96th-largest county in Kentucky. The median household income is $46,185, the median home value is $84,900, and the median age is 40.3.
The population of Martin County has declined 17.0% since 2010 (12,894 → 10,696), a -1.33% annualized rate.
11,181
Population
-1.33%
Annual growth
49
People / sq mi
$46,185
Median Income
$84,900
Median Home Value
Martin County covers 230 sq mi of land at 48.7 people per square mile.
About Martin County, KY
Martin County is a county in Kentucky with a population of 11,181. It ranks #96 among counties in Kentucky by population. The median age is 40.3, older than the national median. The population is 55.9% male and 44.1% female.
The median household income in Martin County is $46,185, below the US median of $74,580. 23.5% of residents live below the federal poverty level. Home values sit at a median of $84,900, with monthly rent averaging $441. The homeownership rate of 80.2% is higher than the national rate of 64.8%.
Educational attainment in Martin County reflects 10.7% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 4.1% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 32.7 minutes each way.
Martin County Population History (2010-2024)
The county of Martin County had a population of 12,894 in 2010 and 10,696 in 2024, a -17.0% growth over 14 years. The peak was 12,894 in 2010. Average annual growth rate: -1.32%.
10,696
Population (2024)
12,894
Population (2010)
12,894
Peak (2010)
-1.32%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 12,894 |
| 2011 | 12,832 |
| 2012 | 12,734 |
| 2013 | 12,661 |
| 2014 | 12,505 |
| 2015 | 12,299 |
| 2016 | 11,961 |
| 2017 | 11,504 |
| 2018 | 11,349 |
| 2019 | 11,258 |
| 2020 | 11,250 |
| 2021 | 11,165 |
| 2022 | 11,095 |
| 2023 | 10,927 |
| 2024 | 10,696 |
Race & Ethnicity
| White | 88.0% |
| Black or African American | 7.5% |
| Asian | 0.2% |
| Hispanic or Latino (any race) | 0.8% |
| Two or More Races | 0.0% |
Age & Sex
40.3
Median Age
44.1%
Female
55.9%
Male
17.5%
Age 65+
Age Distribution
Children (under 15): 15.8% · Seniors (65+): 17.5%
Income & Poverty
| Median household income | $46,185$-16,232 vs state |
| Mean household income | $70,987 |
| Per-capita income | $29,000 |
| Poverty rate | 23.5%+11.7% vs state |
| Unemployment rate | 1.9% |
| Employment-to-population | 30.7% |
Top Industries by Employment
The largest employment sector in Martin County is professional & business services, accounting for 23.6% of workers.
How residents commute
0.1%
Drive alone
0.0%
Carpool
88.3%
Public transit
4.1%
Work from home
32.7 min
Avg commute
Housing
$84,900$-107,400 vs state
Median home value
$441
Median rent
80.2%
Homeownership rate
4,847
Total housing units
81.2%
Occupied
18.8%
Vacant
19.8%
Renter-occupied
Social & access
98.0%
With health insurance
86.4%
With broadband internet
31.8%
Foreign-born
1.9%
Veterans (18+)
32.0%
With a disability
98.6%
Speak language other than English at home
Education
73.7%
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
Martin County, Kentucky has a population of 11,181 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 96th-largest county in Kentucky. Population density is 49 people per square mile.
The population of Martin County has declined 17.0% since 2010 (12,894 → 10,696), a -1.33% annualized rate.
The median household income in Martin County, Kentucky is $46,185, with mean (average) household income of $70,987 and per-capita income of $29,000. 23.5% of residents live below the federal poverty level.
In Martin County, the largest racial and ethnic groups are White (88.0%), Black or African American (7.5%), 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 Martin County, Kentucky is 40.3 years. Residents are 44.1% female and 55.9% male.
The median home value in Martin County is $84,900 and median monthly rent is $441. 80.2% of occupied housing units are owner-occupied. The county has 4,847 total housing units, 18.8% of which are vacant.
The largest employment sector in Martin County, Kentucky is professional, scientific, and management services, employing 23.6% of workers. The unemployment rate is 1.9%.
Louisville/Jefferson County is among the largest cities associated with Martin 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.