AustraliaNSWUltimoInternational Grammar School

International Grammar School

IndependentCombinedK-12
Ultimo, NSW 2007 · Major Cities
Students1,224enrolled
Ratio1:9.7student:teacher
SEIFA10/10advantage decile
Enrolment
1,224
total students
Girls527
Boys697
Year RangeK-12
TypeCombined
International

Enrolment Summary

International Grammar School has 1,224 students enrolled across 13 year levels as of 2025. Total enrolment decreased by 29 students (-2.3%) from 2024.

Total Students1,224
Primary567
Secondary657
YoY Change (2024→2025)-29

Enrolment by Year Level — 2025

Pre-Year 1
60-8
Year 1
64+3
Year 2
62-24
Year 3
86+12
Year 4
81+2
Year 5
109+4
Year 6
105+1
Year 7
103-18
Year 8
120+15
Year 9
103-1
Year 10
104-21
Year 11
121+10
Year 12
106-4
20252024
Source: ACARA Enrolments by Grade (2025)

Total Enrolment Over Time

International Grammar School enrolment from 2016 to 2025.

101610911166124113161,129161,132171,148181,186191,179201,214211,232221,234231,253241,22425
Source: ACARA School Profile (20162025)

Gender Balance

Currently 527 girls (43%) and 697 boys (57%).

43%
57%
960104911381227131652852554254453654155955755252760160760664264367367367770169716171819202122232425
GirlsBoys
Source: ACARA School Profile (20162025)

Gender Breakdown by Year

YearGirlsBoysTotalGirls %
20255276971,22443%
20245527011,25344%
20235576771,23445%
20225596731,23245%
20215416731,21445%
20205366431,17945%
20195446421,18646%
20185426061,14847%
20175256071,13246%
20165286011,12947%

Year-on-Year Comparison

Year Level20242025Change
Pre-Y16860-8
Year 16164+3
Year 28662-24
Year 37486+12
Year 47981+2
Year 5105109+4
Year 6104105+1
Year 7121103-18
Year 8105120+15
Year 9104103-1
Year 10125104-21
Year 11111121+10
Year 12110106-4
Total1,2531,224-29
Source: ACARA Enrolments by Grade (20242025)