In 2020, Martin County, KY had a population of 11.4k people with a median age of 39.7 and a median household income of $42,894. Between 2019 and 2020 the population of Martin County, KY declined from 11,648 to 11,421, a −1.95% decrease and its median household income grew from $41,013 to $42,894, a 4.59% increase.
The 5 largest ethnic groups in Martin County, KY are White (Non-Hispanic) (91.9%), Black or African American (Non-Hispanic) (4.56%), White (Hispanic) (0.963%), American Indian & Alaska Native (Non-Hispanic) (0.771%), and Two+ (Hispanic) (0.587%).
None of the households in Martin County, KY reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
99.7% of the residents in Martin County, KY are U.S. citizens.
In 2020, the median property value in Martin County, KY was $78,100, and the homeownership rate was 77.2%. Most people in Martin County, KY drove alone to work, and the average commute time was 33.9 minutes. The average car ownership in Martin County, KY was 2 cars per household.