 The senior functions of the school became a Superior Public School in 1913, a Junior High School in 1944 and finally split with a Boys High School in 1949, who eventually moved further south down Avoca street, joined later with the establishment of Randwick Girls' High School in 1959.Since the 1990s, Randwick Girls has participated in the Rock Eisteddfod Challenge jointly with its brother school, Randwick Boys High School.Many places have been gained by the combined team, first reaching the finals in 1995, being a regular finalist since that time and winning the Premier Division in 2001, 2002, 2003, 2006 and 2007.