Borella South Grama Niladhari Division is a Grama Niladhari Division of the Thimbirigasyaya Divisional Secretariat of Colombo District of Western Province, Sri Lanka. Borella, Welikada, Lady Ridgeway Hospital for Children, Devi Balika Vidyalaya, Paikiasothy Saravanamuttu Stadium, 2012 Welikada prison riot, Department of Prisons, Western Hospital, Welikada Prison and Kanatte Cemetery are located within, nearby or associated with Borella South. Borella South is a surrounded by the Gothamipura, Narahenpita, Kurunduwatta and Borella North Grama Niladhari Divisions.