Langwarrin South is an official bounded locality in
Melbourne, Victoria, Australia, 47 km south-east
from Melbourne's central business district. Its local
government area is the City of Frankston. In the
2011 Australian census the population of
Langwarrin South was 1,126 when there were 552
Females and 574 Males living there. The median
age for people living in Langwarrin South was 37.