John Xxiii College

25 John Xxiii Avenue, Mount Claremont WA 6010

CatholicK–12 / combinedYears K-12

John Xxiii College is a Catholic combined primary and secondary school in Mount Claremont, WA from Kindergarten to Year 12 with about 1,585 students. Its ICSEA is 1,186, where the national average is 1000.

Annual report (2025) ↗ on the school's own page. About this link

1,585students

1,186ICSEA · higher than 96% of WA private schools

18%language background other than English

0%Aboriginal or Torres Strait Islander

116teaching staff (FTE)

Sector, ICSEA, Language background, Aboriginal and Torres Strait Islander share, Teaching staff, School website: ACARA School Profile 2025. Source: Australian Curriculum, Assessment and Reporting Authority (ACARA). Terms

#38 of 99 WA non-government schools on the WACE results list, on % of Year 12 students achieving WACEBand B1See the full list

About this school, from public sources

Drawn from public online sources: John XXIII College is a Catholic co-educational school in Mount Claremont, Perth, teaching from Kindergarten to Year 12. It was formed in 1977 by the merger of the Jesuit Saint Louis boys' school and the Loreto Convent girls' school, and moved to its current site in 1986. The college has roughly 1,500 students on a leafy 24.6-hectare campus.

Often praised

Jesuit and Loreto heritage
Spacious leafy campus
Kindergarten to Year 12

This note was generated from publicly available online sources (the school's website, official pages and online feedback) as at October 2026. It reflects what is said online, not an assessment by SchoolList AU or any government body, and it deliberately records only neutral and positive points. Confidence: high. Verify anything important with the school. Report an inaccuracy.

NAPLAN

School-level NAPLAN results are published by ACARA on My School under terms that do not allow them to be reproduced here. See John Xxiii College on My School · Why some data is missing

WACE 2024

98.3% of Year 12 students achieving WACE

173Eligible Year 12 students

170WACE achieved (students)

131Completed 4+ ATAR courses (students)

75.7Completed 4+ ATAR courses (%)

31Certificate II or above (students)

17.9Certificate II or above (%)

162Certificate II+ and 4+ ATAR courses (students)

Last 4 years

Year	% of Year 12 students achieving WACE
2024	98.3
2023	100.0
2022	99.4
2021	97.8

Source: School Curriculum and Standards Authority (WA) Year 12 achievement data.

Location and nearby schools

Straight-line distances. List every school within 5 to 50 km.

School	Suburb	Type	Distance	ICSEA	Students
Scotch College	Swanbourne	Independent k–12 / combined	2.6 km	1,129	1,634
Christ Church Grammar School	Claremont	Independent k–12 / combined	2.9 km	1,193	1,749
Methodist Ladies' College	Claremont	Independent k–12 / combined	3.1 km	1,190	1,063
The Japanese School in Perth	City Beach	Independent k–12 / combined	3.3 km	1,140	41
Newman College	Churchlands	Independent k–12 / combined	4.1 km	1,121	1,946
Presbyterian Ladies College	Peppermint Grove	Independent k–12 / combined	4.2 km	1,159	1,015
St Hilda's Anglican School for Girls	Mosman Park	Independent k–12 / combined	5.3 km	1,171	1,076
Hale School	Wembley Downs	Independent k–12 / combined	5.3 km	1,161	1,630

About this data

Figures are from the latest published datasets and can lag the school by a year. Confirm enrolment rules and catchment boundaries with the school or department before relying on them.