South Van Horn is a census-designated place (CDP) in the Fairbanks North Star Borough, Alaska, United States. As of the 2020 census, South Van Horn had a population of 503.
Fairbanks International Airport is in the borough.
South Van Horn is located at .
The CDP has a total area of , of which, of it is land and of it (5.68%) is water.
The elevation is .
South Van Horn has a median age of 42.4, with a married population of 49.3%. The average household has 2.51 people. The unemployment rate is 5.5% and the median household income is $39,883.