| Name | Martin County |
| State | Indiana |
| FIPS Code | 18101 |
| County Seat | Shoals |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 10,300 |
| Population Growth Rate(2000-2022) | -5.05% |
| Majority Ethnicity | White 99.65% |
| Public School Majority Ethnicity | White 95% |
| Partisan Voting Index | Strongly Republican:+28 |
| Unemployment Rate (January 2025) | 3.2% |
| Area Code(s) | 812 / 930 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 99.65% |
| African American | 0.21% |
| Hispanic | 0.12% |
| Asian | 0.02% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 94.57% |
| African American | 0.35% |
| Hispanic | 1.69% |
| Asian | 0.35% |
| Native American | 0.14% |
| Hawaiin/Pacific Islander | 0% |