GovernmentSecondaryYears 7-12· Outer Regional
Wellington High School
Wellington, NSW 2820 · NSW Department of Education
Visit school websiteICSEA
792
3th percentile nationally
Below averageTotal enrolments
284
Secondary
Student–teacher ratio
8:1
35.3 FTE teachers
Gender mix
45% / 55%
girls / boys
Language background
3%
non-English at home
Socio-educational advantage
Share of students in each national SEA quarter (bottom = most disadvantaged, top = most advantaged).
Bottom: 72%
Lower-mid: 21%
Upper-mid: 6%
Top: 1%
Other schools in Wellington
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.