Regional government co-ed secondary (Years 7–12) in Millicent, SA, serving 349 students.
NAPLAN 13 points below national year-level averages; the result is a B- overall.
Millicent High School has an overall SchoolRank score of 52.4/100, rated "Average". This score is calculated from academic results, student growth, wellbeing, extracurricular programs, and value for money. Academically, the school scores 45/100, indicating developing performance relative to other Australian schools. The school's ICSEA (Index of Community Socio-Educational Advantage) is 926, below the national average of 1,000.
In 2025 NAPLAN testing at Millicent High School, Year 7 students averaged 532 across the tested NAPLAN domains, in line with the national average of 540 for that year level, and Year 9 students averaged 550, below the national average of 569 for that year level. 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.
Millicent High School is a small government secondary school with approximately 349 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.
Millicent 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 has a value score of 47/100 on SchoolRank, which compares educational outcomes relative to cost, government schools typically score well on this measure.
Millicent High School has a student-to-teacher ratio of 11.5:1. This is below the national average of approximately 14:1, meaning students generally receive more individual attention. Support staff make up 37% of the workforce, providing additional learning assistance and pastoral care. The student attendance rate is 84%, which is below the national benchmark.
Millicent High School is located in Millicent, SA, classified as a outer regional school. With an ICSEA of 926 (17th percentile), the school community's socio-educational advantage is below average, which means the school serves a community with greater socio-educational challenges. ICSEA measures the educational advantage of a school's community, not the school's quality, a lower ICSEA school with strong academic scores may indicate particularly effective teaching.