
South Heart
- County:
- Stark County
- County Seat:
- No
- Area (mi²):
- 1.347
- State:
- North Dakota
South Heart is a city located in Stark County, North Dakota. South Heart has a 2025 population of 406. South Heart is currently growing at a rate of 0.5% annually and its population has increased by 2.01% since the most recent census, which recorded a population of 398 in 2020.
The average household income in South Heart is $160,410 with a poverty rate of 1.62%. The median age in South Heart is 32.4 years: 34 years for males, and 32.2 years for females.