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Best 3 Australian International Schools in Phnom Penh

Australian International Education in Phnom Penh

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Below, we have compiled the top 3 Australian international schools in Phnom Penh according to our users. However, there are another 2 Australian schools to choose from in the city (and 68 total international schools.) You can find the best international school for your child by personalising your results. Just fill in your search criteria, and we will calculate a personal score for every international school in Phnom Penh based on your requirements.

Best 3 Australian International Schools in Phnom Penh

Out of a total of 5 Australian International Schools in Phnom Penh (and 68 total International Schools in Phnom Penh)

Based on the aggregated preferences of our users in the last 30 days.

Golden Bridge International School of Phnom Penh

Golden Bridge International School (GBIS) is defined by its commitment to a high-quality, internationally recognized Western Australian curriculum delivered in English, Khmer, and Chinese, alongside providing a nurturing and inclusive environment for diverse students to achieve academic success and develop holistically. Key characteristics include accreditation by the Western Australian Government, offering the Western Australian Certificate of Education (WACE), a strong focus on student respect and equity, and the cultivation of curious, creative, and confident global citizens.
Curriculum
Australian
Language of instruction
English
Ages
2 to 18
Yearly fees - 2025/2026
from: 15,993,793 Riels
to: 21,751,558 Riels

Cambridge International School of Cambodia

At Cambridge International School of Cambodia, we believe in nurturing young life-long learners to become future leaders who will use their knowledge, skills and values to pursue academic excellence and to contribute through meaningful ways to an ever changing and diverse global community.
Curriculum
Australian, International
Language of instruction
English
Ages
2 to 18
Yearly fees - 2025/2026
from: 15,769,541 Riels
to: 26,228,930 Riels

Australian International School Phnom Penh

AISPP has been awarded the highly esteemed 5-year accreditation status by the Accrediting Commission for Schools, Western Association of Schools and Colleges (ACS WASC). We have also achieved the prestigious accreditation from the Council of International School (CIS).
CIS International Accreditation is a rigorous, school-wide evaluative process that measures alignment with internationally benchmarked standards and provides guidance for continued improvement.
We offer IB education from the Primary Years Programme (PYP), through to the Middle Years Programme (MYP) and close with both the Diploma Programme (DP) and the Career-related Programme (CP) for the final two years.
We utilise the Australian national curriculum.
Curriculum
Australian, IB
Language of instruction
English
Ages
2 to 18
Yearly fees - 2026/2027
from: 42,140,674 Riels
to: 121,639,135 Riels
Reviews
(5 reviews)
2 other Australian schools in Phnom Penh ⇨

Find the Best Australian International School in Phnom Penh for your family!

Other lists of best international schools in Phnom Penh, Cambodia

10 Best International Schools in Phnom Penh (August 2026 Rankings) 3 Best IB International Schools in Phnom Penh (August 2026 Rankings) 6 Best American International Schools in Phnom Penh (August 2026 Rankings) 10 Best British International Schools in Phnom Penh (August 2026 Rankings) 2 Best Christian International Schools in Phnom Penh (August 2026 Rankings) 2 Best Chinese International Schools in Phnom Penh (August 2026 Rankings)

Most Popular International Schools in Phnom Penh in 2025

Most Popular International Schools in Phnom Penh in 2025

Summary

What are the best Australian international schools in Phnom Penh?

  1. Golden Bridge International School of Phnom Penh
  2. Cambridge International School of Cambodia
  3. Australian International School Phnom Penh

See all the schools in Phnom Penh

68 International Schools in Phnom Penh

How Many International Schools are there in Phnom Penh?

There are 68 international schools in Phnom Penh. See them all

What are the most popular curriculums in Phnom Penh?
Curriculum International schools
British 28  
International 23  
Cambodian 16  
American 16  
IB 7  
Other 30  

Additionally, there are 2 boarding schools in Phnom Penh.

What are the most popular languages of instruction?
Language International schools
English 67  
Khmer 14  
Chinese 5  
French 3  

Among these, there are 13 bilingual schools in Phnom Penh.

How Much do International Schools cost in Phnom Penh?

The average price of international schools in Phnom Penh is 38,787,586 Riels. (*)

Price for 12 y.o.
Min. price 7,278,447 Riels
Avg. price 38,787,586 Riels
Max. price 123,645,186 Riels
Price for 12 y.o. Number of international schools
7,278,000 Riels to 25,721,999 Riels 19  
25,722,000 Riels to 44,165,999 Riels 9  
44,166,000 Riels to 62,609,999 Riels 5  
62,610,000 Riels to 81,053,999 Riels 1  
81,054,000 Riels to 99,497,999 Riels 2  
99,498,000 Riels to 117,941,999 Riels 2  
117,942,000 Riels to 136,385,999 Riels 1  

(*) The price for one year of fees for a 12 year old (or the closest age to 12 available in the school), excluding one-time fees at enrolment.

How Big are Class Sizes in Phnom Penh?

The average class size of international schools in Phnom Penh is 16.5 students.

Class size
Min. size 6 students
Avg. size 16.5 students
Max. size 25 students
Class Size Number of international schools
5 to 9 3  
10 to 14 11  
15 to 19 18  
20 to 24 10  
25 to 29 4  

How big are the schools in Phnom Penh (in number of students)?

The average size, in number of students, of international schools in Phnom Penh is 719 students.

Number of students Number of international schools
50 to 499 25  
500 to 949 9  
950 to 1,399 7  
1,400 to 1,849 2  
1,850 to 2,299 0  
2,300 to 2,749 1  
2,750 to 3,199 1  
3,200 to 3,649 0  
3,650 to 4,099 0  
4,100 to 4,549 0  
4,550 to 4,999 0  
5,000 to 5,449 0  
5,450 to 5,899 1  

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International Schools Database

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Each school's listing includes full contact details, school policies, nationality information, extra-curricular activities, and much more. Everything you need to know is all under one roof, so you can make an informed decision on the best school for your children.

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