
South Harrison township
- County:
- Gloucester County
- County Seat:
- No
- Area (mi²):
- 15.895
- State:
- New Jersey
South Harrison township is located in Gloucester County, New Jersey. South Harrison township has a 2025 population of 3,466. South Harrison township is currently growing at a rate of 0.32% annually and its population has increased by 2% since the most recent census, which recorded a population of 3,398 in 2020.
The average household income in South Harrison township is $174,425 with a poverty rate of 9%. The median age in South Harrison township is 46.5 years: 46.1 years for males, and 46.8 years for females.