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IB School Rankings 2025 — Top IB Schools by Diploma Score

Compare IB Diploma results. Sources are linked.

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122 schools with matching resultsAnnual results · 2025

School results: IB Diploma, 2025, annual
Rank	School	Average IB score	Evidence
01	Makuhari International SchoolJapan	42/ 45	Source
02	Chinese International SchoolHong Kong	40.9/ 45	Source
03	Tanglin Trust SchoolSingapore	39.6/ 45	Source
04	Canadian International School of SingaporeSingapore	38.7/ 45	Source
04	Dulwich College BeijingChina	38.7/ 45	Source
04	Harrow International School BeijingChina	38.7/ 45	Source
07	Dulwich College Shanghai PudongChina	38.1/ 45	Source
08	Beijing World Youth AcademyChina	38/ 45	Source
08	Léman International School ChengduChina	38/ 45	Source
08	St. Joseph's Institution International SchoolSingapore	38/ 45	Source
11	International School of Nanshan ShenzhenShenzhen, China	37.75/ 45	Source
12	Canadian International School of Hong KongHong Kong	37.7/ 45	Source
12	Kellett School Hong kongHong Kong	37.7/ 45	Source
14	Victoria Shanghai AcademyHong Kong	37.6/ 45	Source
15	Shanghai American SchoolShanghai, China	37.5/ 45	Source
15	Singapore American SchoolSingapore	37.5/ 45	Source
17	Wellington College International ShanghaiChina	37.4/ 45	Source
18	St Catherine's British SchoolAthens, Greece	37.3/ 45	Source
19	Dulwich College Shanghai PuxiChina	37.1/ 45	Source
20	Dulwich College (Singapore)Singapore	37/ 45	Source
20	NIST International SchoolBangkok, Thailand	37/ 45	Source
20	Nord Anglia International School Shanghai PudongShanghai, China	37/ 45	Source
20	North London Collegiate School JejuSouth Korea	37/ 45	Source
20	Saigon South International SchoolHo Chi Minh City, Vietnam	37/ 45	Source
20	The British School ManilaPhilippines	37/ 45	Source
20	The British School of MilanMilan, Italy	37/ 45	Source
20	Tianjin International SchoolTianjin, China	37/ 45	Source
28	Dulwich College SuzhouChina	36.92/ 45	Source
29	Chengdu International SchoolChengdu, China	36.7/ 45	Source
29	Concordia International School ShanghaiShanghai, China	36.7/ 45	Source

Results link to their sources. Missing scores do not count as zero. How it works