South Hill is a census-designated place (CDP) in Tompkins County, New York, United States.

The name South Hill is shared with a contiguous area within the City of Ithaca.

Ithaca College is located in the South Hill CDP.

31.6% of all households were made up of individuals, and 15.9% had someone living alone who was 65 years of age or older.

None of the families and 23.1% of the population were living below the poverty line, including no under eighteens and 5.6% of those over 64.