International enrolments make up 6% of the total student population at Hillcrest Christian College. The school implemented its International Student Program in 1996 and teaches English as a Second Language (ESL) to students currently speaking:   Hillcrest Christian College provides a range of sporting activities to all students including:   Hillcrest run a very successful Basketball Excellence Program, which culminated in a 2016 senior boys state championship and a third-place finish in the national championships. The College also claimed the 2019 Junior Female AFL Schools Cup State Championship, coached by 251-game former AFL player Matthew Lappin. Hillcrest Christian College offers an array of options for students wanting to pursue performing arts including:  Hillcrest Christian College has a leadership team for Early Years, Middle Years and Senior Years. The senior team is chosen after the Year 11 Personal Development Program and Leadership Camp. The team consists of:  Additionally, two students from each year level are chosen to represent their peers in the Student Representative Council (SRC). Hillcrest Christian College has four houses that each student represents in the swimming, cross country and athletics carnival. Each house is named after a Christian missionary throughout history. Amy Carmichael (1867–1951) was a Protestant Christian missionary in India who opened an orphanage and founded a mission in Dohnavur. She worked mostly with young ladies, some of whom were saved from forced prostitution and written and produced thirty-five published books. John Flynn (1880–1951) was an Australian Presbyterian minister who founded the Royal Flying Doctor Service (the world's first air ambulance). After studying to at Ormond College in Melbourne, he was made the first superintendent of the Australian Inland Mission. Flynn quickly established the need for medical care for those living in the Australian outback and opened a number of hospitals in the bush. Betty Greene (1920–1997) used her love for flying for Christian mission work after serving with the Women Air Force Service in World War II. She served for 16 years in 12 different countries until her death in 1997. Hudson Taylor (1832–1905) was a British Protestant Christian missionary to China and founder of the China Inland Mission. During his 51 years in China he was responsible for bringing over 800 missionaries to China who opened 125 schools. Taylor was able to preach in several varieties of Chinese, including Mandarin, Chaozhou and the Wu dialects of Shanghai and Ningbo. He used these talents to prepare a written edition of the New Testament.