GovernmentSecondaryYears 7-12· Outer Regional
Gunnedah High School
Gunnedah, NSW 2380 · NSW Department of Education
Visit school websiteICSEA
820
3th percentile nationally
Below averageTotal enrolments
438
Secondary
Student–teacher ratio
8:1
52.4 FTE teachers
Gender mix
50% / 50%
girls / boys
Language background
6%
non-English at home
Socio-educational advantage
Share of students in each national SEA quarter (bottom = most disadvantaged, top = most advantaged).
Bottom: 73%
Lower-mid: 20%
Upper-mid: 5%
Top: 2%
Other schools in Gunnedah
Source: ACARA My School 2025. ICSEA reflects the socio-educational background of a school's students — not academic results or teaching quality. National average = 1000. See data sources.