Sydney Distance Education High School is a government co-ed secondary offering flexible blended learning for students who need or prefer to study at home.
NAPLAN averaging 27 points above national year-level averages; the result is a B+ overall.
Sydney Distance Education High School is a government co-ed secondary offering flexible blended learning for students who need or prefer to study at home. It runs an Inspire program for high-potential and gifted learners, alongside dedicated support for medical conditions and additional learning needs. The school is known for study days with hands-on learning and a network of learning hubs across Sydney for face-to-face support. It's progressive and inquiry-led in approach, with a strong pastoral focus.
Sydney Distance Education High School is also known as SDEHS, SDEHS Woolloomooloo and Sydney Distance Education HS.
4 HSC Top Achievers — #44 of 240 New South Wales schools.
Sydney Distance Education High School has an overall SchoolRank score of 60.4/100, rated "Good". This score is calculated from academic results, student growth, wellbeing, programs, and value for money. Academically, the school grades B+ (Good) against other Australian schools. The school's ICSEA (Index of Community Socio-Educational Advantage) is 1032 (61st percentile; the national average is 1,000).
In 2025 NAPLAN testing at Sydney Distance Education High School, Year 9 students averaged 596 across the tested NAPLAN domains, above the national average of 569 for that year level. Relative to national year-level averages, the school's strongest domain is Spelling. National averages are specific to each year level, because NAPLAN scores are scaled so older year levels score higher. A school-wide average can't be compared with a single national figure.
Sydney Distance Education High School is a medium-sized government secondary school with approximately 615 students. It offers education for years 7-12. As a government school, enrolment is generally available to students living within the school's designated catchment zone. Families outside the zone may apply for out-of-area placement subject to availability.
Sydney Distance Education High School is a government school, so there are no tuition fees. Families may be asked to contribute to voluntary school fees covering materials, excursions, and activities. The school grades A− (Excellent) for value for money, which weighs academic results against the cost of attendance.
Sydney Distance Education High School has a student-to-teacher ratio of 3.7:1. This is well below the national average of approximately 14:1, meaning students generally receive more individual attention. Support staff make up 13% of the workforce, providing additional learning assistance and pastoral care. The student attendance rate is 76%, which is below average.
The school had 4 top achiever places across 2025 HSC courses. The Year 12 completion rate is 68%.
Sydney Distance Education High School is located in Woolloomooloo, NSW, in a major city. Its ICSEA is 1032 (61st percentile; the national average is 1,000). ICSEA measures the advantage of a school's community, from its parents' education and occupation, not the school's quality. A school with a lower ICSEA and strong academic results may be teaching particularly effectively.