Government primary school (Prep–6) in Karana Downs, QLD; 559 students.
NAPLAN in line with national year-level averages; the result is a B overall.
Mount Crosby State School is also known as MCSS and MCSS Karana Downs.
Mount Crosby State School draws students from the Mount Crosby SS.
Mount Crosby State School has an overall SchoolRank score of 55.5/100, rated "Average". This score is calculated from academic results, student growth, wellbeing, extracurricular programs, and value for money. Academically, the school scores 51/100, indicating moderate performance relative to other Australian schools. The school's ICSEA (Index of Community Socio-Educational Advantage) is 1048, above the national average of 1,000.
In 2025 NAPLAN testing at Mount Crosby State School, Year 3 students averaged 401 across the tested NAPLAN domains, in line with the national average of 407 for that year level, and Year 5 students averaged 479, below the national average of 490 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.
Mount Crosby State School is a medium-sized government primary school with approximately 559 students. It offers education for years Prep-6. 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.
Mount Crosby State 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 54/100 on SchoolRank, which compares educational outcomes relative to cost, government schools typically score well on this measure.
Mount Crosby State School has a student-to-teacher ratio of 16.0:1. This is around the national average of approximately 14:1, meaning class sizes are typical for Australian schools. Support staff make up 31% of the workforce, providing additional learning assistance and pastoral care. The student attendance rate is 92%, which is strong.
Mount Crosby State School is located in Karana Downs, QLD, classified as a major cities school. With an ICSEA of 1048 (68th percentile), the school community's socio-educational advantage is around the national average. 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.