School Location Enrolment Founded Denomination Day/Boarding Year Entered Competition School Colors Brisbane Girls Grammar School Spring Hill ~1,150[3] 1875[4] Non-Denominational Day 1908[3] Brisbane State High School South Brisbane ~3,150[5] 1921 Secular Day 1921[1] Clayfield College Clayfield ~945[6] 1931[7] Uniting Church Day & Boarding 1941[1] Ipswich Girls' Grammar School Ipswich ~860 1892[8] Non-Denominational Day & Boarding 1911[1] Moreton Bay College Manly West ~1,137[9] 1901[10] Uniting Church Day 1945[1] St Aidan's Anglican Girls' School Corinda ~857[11] 1929 Anglican Day 1939[1] St Hilda's School Southport ~1,188[12] 1912 Anglican Day & Boarding 1911[1] St Margaret's Anglican Girls School Ascot ~900[13] 1895[11] Anglican Day & Boarding 1908[1] St Peters Lutheran College Indooroopilly ~1,990[14] 1945 Lutheran Day & Boarding 1946[1] Somerville House South Brisbane ~1,200[15] 1899[16] Uniting Church Day & Boarding 1908[1]