
Southport
- County:
- Marion County
- County Seat:
- No
- Area (mi²):
- 0.628
- State:
- Indiana
Southport is a city located in Marion County, Indiana. Southport has a 2025 population of 2,032. Southport is currently declining at a rate of -0.88% annually and its population has decreased by -4.2% since the most recent census, which recorded a population of 2,121 in 2020.
The average household income in Southport is $91,222 with a poverty rate of 11.07%. The median age in Southport is 42.2 years: 41 years for males, and 43 years for females.