
South Fallsburg
- County:
- Sullivan County
- County Seat:
- No
- Area (mi²):
- 3.186
- State:
- New York
South Fallsburg is a CDP located in Sullivan County, New York. South Fallsburg has a 2025 population of 1,705. South Fallsburg is currently declining at a rate of -4.37% annually but its population has increased by 29.95% since the most recent census, which recorded a population of 1,312 in 2020.
The average household income in South Fallsburg is $77,251 with a poverty rate of 34.32%. The median age in South Fallsburg is 39.6 years: 39.9 years for males, and 39.6 years for females.