In 2018, Martin County, IN had a population of 10.2k people with a median age of 42.7 and a median household income of $51,224. Between 2017 and 2018 the population of Martin County, IN declined from 10,219 to 10,210, a -0.0881% decrease and its median household income grew from $49,372 to $51,224, a 3.75% increase.
The 5 largest ethnic groups in Martin County, IN are White (Non-Hispanic) (97.1%), White (Hispanic) (1.02%), Black or African American (Non-Hispanic) (0.784%), Two+ (Non-Hispanic) (0.529%), and American Indian & Alaska Native (Non-Hispanic) (0.333%). 0% of the households in Martin County, IN speak a non-English language at home as their primary language, and 99.8% of the residents in Martin County, IN are U.S. citizens.
In 2018, the median property value in Martin County, IN was $111,100, and the homeownership rate was 79.2%. Most people in Martin County, IN drove alone to work, and the average commute time was 24.1 minutes. The average car ownership in Martin County, IN was 2 cars per household.