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Competitive spirit with integrity and fair play, the ISA way

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& Ladders

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Pathways

Understand the pathway to elite school sport opportunities.

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News

Catch up on the latest updates from across ISA schools.

Upcoming Events

View Calendar

Stay up to date with the latest ISA sporting events, including times,
locations, and key details across all sports and competitions.

View all Athletics Australian Football Baseball Basketball Bowls Cricket Cross Country Diving Football Golf Hockey Netball Rugby 7s Rugby League Rugby Union Softball Student Officials Swimming Tennis Touch Football Triathlon and Aquathlon Volleyball Water Polo
Diving
Thu
21
May 2026

NSW All Schools Secondary Diving Championship

Sydney Olympic Park Aquatic Centre, 9 Olympic Blvd, Sydney Olympic Park NSW 2127, Australia
Details
Swimming
Thu
21
May 2026

NSW All Schools Secondary Swimming Championships

Sydney Olympic Park Aquatic Centre, 9 Olympic Blvd, Sydney Olympic Park NSW 2127, Australia
Details
Rugby Union
Fri
22
May 2026

ISA Heads of School AGM and General Meeting

Cranbrook School, 5 Victoria Rd, Bellevue Hill NSW 2023, Australia
Details
Football
Sat
23
May 2026

ISA Winter Sport Round 4

Details
View all events
About ISA
About ISA
The ISA is a school sport organisation supporting independent schools across NSW. We run inter-school competitions for Years 7-12, promoting participation and school spirit, built on values of excellence and fair play.
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Who we are
Who we are
ISA brings together diverse independent schools across NSW. Led by educators and sports professionals, we’re united by a belief in the power of sport to build community and character.
What we do
What we do
ISA organises Saturday school sport competitions and provide pathways for students to progress to state and national representation. Our programs encourage teamwork, growth, and a love of the game.
Who we are for
Who we are for
The ISA supports students, staff, and families across member schools. We serve boys and girls in Years 7–12, creating inclusive sporting experiences and opportunities to grow through sport.
Our History
Our History
Founded in 1990, the ISA began as a home for independent schools seeking meaningful Saturday sport. What started as a bold idea is now a thriving network built on unity, growth, and lasting tradition.
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News

More news
May 21, 2026

2026 ISA Representative – Tennis

The 2026 ISA Tennis representative season delivered a strong display of talent, sportsmanship and development, with stud…
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April 12, 2026

2026 ISA Representative – Boys Basketball

Representative Season Wrap‑Up The 2026 ISA Representative Boys Basketball season has come to a close, marking another st…
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April 8, 2026

2026 ISA Representative – Water Polo

Our ISA Water Polo team proudly represented our member schools at the 18&U Water Polo NSWCIS Trials, held on Wednesd…
Read More

Our Member Schools

The ISA is proud to partner with a diverse group of schools across New South Wales, united by a shared commitment to sportsmanship, development, and community. Each member school plays an important role in shaping the spirit and success of ISA competitions.

Barker College
Blue Mountains Grammar School
Central Coast Grammar School
Chevalier College
Cranbrook School
Kinross Wolaroi School
Oakhill College
Oxley College
Redlands
Scots All Saints College
Snowy Mountains Grammar School
St Andrew’s Cathedral School
St Augustine’s College
St Gregory’s College
St Patrick’s College – Strathfield
St Paul’s Grammar School
St Pius X College
St Spyridon College
St Stanislaus’ College
Independent Sporting Association
Contact Info
Independent Sporting Association
Administration Contact Information
Phone: (02) 4302 9099
Address: PO Box 3466, Fountain Plaza, Erina NSW 2250
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