In 2006 the median ENTER was 85.70, 40.06% achieved an ENTER at or above 90 and 5.07% achieved an ENTER at or above 99. In 2004, 55 students attained ENTER scores in excess of 97 and the median ENTER was 86.95. Balwyn High School was ranked fifth out of all state secondary schools in Victoria based on VCE results in 2018.
Extracurricular programmes
The school runs co-curricular programmes, including music, sport, debating, cheerleading and community programs. Its music programme, which comprises many string orchestras, includes A-Strings, Junior Strings, Intermediate Strings, Newitt Strings and Senior Strings, concert bands Training, Novice, Junior, Intermediate and Symphony, choirs, stage bands, a full symphony orchestra, a smaller chamber orchestra and many other privately formed smaller groups. Its chess teams have consistently reached state-level competitions, while the school's cheerleading squad, the Skyraiders, earned two gold medals in Pom and Stunt and finished second at the 2007 National Cheerleading Championships. Balwyn High School also has a range of student-led clubs that include Social Justice, SRC, Chess and Anime.
Sport
Balwyn High School has a sports faculty, with many interschool sport teams representing the school in numerous sports, some at elite levels, like many other schools around Victoria.
Balwyn High School runs an 'International Students Program'. In 2007, there were 107 international students at Balwyn High School, who pay $11,800 per year, compared with the local students' voluntary school fees of around $900 per year. Balwyn earned 1.2 million from those international students in 2007. Victoria's Education ministerBronwyn Pike denied that it was a "money-making scheme for schools", though Australian Education Union state president Mary Bluett said, "Certainly this has become a financial incentive for schools."
Student services
Balwyn High School values student's well-being and mental health. A collaborative team operates through the whole school education program including team members of psychologists, counsellors, chaplain, and administrative staffs.
Other
The school has four houses – Churchill, Strathmore, Windsor and Edinburgh. It also recently introduced a "Safe School Policy" against cyber-bullying. In 2009, the Victorian Budget 2009–2010 has allowed the school to commence "Stage 3" building project which will include art facilities and the replacement of two old blocks. The state government allocated $11.2 million for "school modernisation" of the facilities.