GovernmentSecondaryYears 7-10· Major Cities

Tuggerah Lakes Secondary College Tumbi Umbi Campus

Tumbi Umbi, NSW 2261 · NSW Department of Education

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ICSEA

972

34th percentile nationally

Around average

Total enrolments

802

Secondary

Student–teacher ratio

13:1

61.2 FTE teachers

Gender mix

46% / 54%

girls / boys

Language background

7%

non-English at home

Socio-educational advantage

Share of students in each national SEA quarter (bottom = most disadvantaged, top = most advantaged).

Bottom: 38%
Lower-mid: 34%
Upper-mid: 20%
Top: 9%

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.