Northern Bay P-12 College — Trends (2008–2025) — Corio, VIC

15-Year Profile (2011–2025)

Historical profile data for Northern Bay P-12 College from 2011 to 2025. ICSEA has fallen by 43 points over this period. Total enrolment has declined by 517 students.

ICSEA 2011920

ICSEA 2025877-43

Enrolment 20112243

Enrolment 20251726-517

Key Metrics Over Time

Total Enrolments

1,726

↓

2011–2025-517 (-23.0%)

ICSEA Score

877

↓

2011–2025-43 (-4.7%)

ICSEA Percentile

7th

↓

2011–2025-6th (-46.2%)

Student:Teacher Ratio

8.6:1

↓

2011–2025-2.9:1 (-25.2%)

Indigenous Students

11.0%

↑

2011–2025+5.0% (83.3%)

LBOTE Students

35.0%

↑

2011–2025+21.0% (150.0%)

Source: ACARA School Profile 2008–2025

Community Composition Shift

How the school's socio-educational advantage distribution has shifted over time. Each bar shows the % of students in each SEA quarter.

2011

Bottom46%

Lower43%

Upper9%

Top2%

2018

Bottom79%

Lower17%

Upper4%

Top1%

2025

Bottom76%

Lower16%

Upper6%

Top1%

Top Quarter trend (2011–2025)

↓

Source: ACARA School Profile 2008–2025

Year-by-Year Data

YearEnrolmentsICSEAST RatioIndigenousLBOTE

20251,7268778.6:111%35%

20241,8318779.9:19%36%

20231,72988810.4:19%34%

20221,6728679.6:18%32%

20211,7198839.7:18%34%

20201,84188211.1:18%35%

20191,93588211.1:18%34%

20181,94087910.9:17%32%

20171,96587410.5:17%30%

20162,03187511.8:17%27%

20152,01488412.2:16%25%

20142,00088112.3:16%23%

20132,07788812.6:16%15%

20122,14391611.4:16%15%

20112,24392011.5:16%14%

Source: ACARA School Profile 2008–2025