
South Hill
- County:
- Tompkins County
- County Seat:
- No
- Area (mi²):
- 5.896
- State:
- New York
South Hill is a CDP located in Tompkins County, New York. South Hill has a 2025 population of 6,598. South Hill is currently declining at a rate of -0.08% annually but its population has increased by 1.46% since the most recent census, which recorded a population of 6,503 in 2020.
The average household income in South Hill is $124,316 with a poverty rate of 14.67%. The median age in South Hill is 20.1 years: 20 years for males, and 20.2 years for females.