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IB School Rankings All years — Top IB Schools by Diploma Score

Compare IB Diploma results. Sources are linked.

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196 schools with matching resultsAnnual results · All years

Each year counts equally. Missing years are skipped.

School results: IB Diploma, All years, annual
Rank	School	Average score	Years	Evidence
151	One World International School SingaporeSingapore	33.5/ 45	42023–2026	2026 · 35 / 45 Source 2025 · 32 / 45 Source 2024 · 34 / 45 Source 2023 · 33 / 45 Source
151	Panaga SchoolBrunei	33.5/ 45	12024	2024 · 33.5 / 45 Source
151	Reigate Grammar School VietnamHanoi, Vietnam	33.5/ 45	42016–2026	2026 · 33 / 45 Source 2025 · 35 / 45 Source 2023 · 33 / 45 Source 2016 · 33 / 45 Source
151	St. Andrews International School BangkokThailand	33.5/ 45	22025–2026	2026 · 34 / 45 Source 2025 · 33 / 45 Source
151	Waterford Kamhlaba UWC of Southern AfricaEswatini	33.5/ 45	42015–2026	2026 · 34 / 45 Source 2023 · 34 / 45 Source 2017 · 33 / 45 Source 2015 · 33 / 45 Source
156	ISInternational School of DongguanChina	33.447/ 45	32004–2023	2023 · 32.67 / 45 Source 2012 · 32.67 / 45 Source 2004 · 35 / 45 Source
157	British International School PhuketPhuket, Thailand	33.333/ 45	32023–2026	2026 · 33 / 45 Source 2025 · 33 / 45 Source 2023 · 34 / 45 Source
158	Hong Kong AcademyHong Kong	33.3/ 45	32018–2026	2026 · 32 / 45 Source 2025 · 32 / 45 Source 2018 · 35.9 / 45 Source
159	International School BruneiBrunei	33.25/ 45	22025–2026	2026 · 33 / 45 Source 2025 · 33.5 / 45 Source
159	International School of BerneGümligen, Switzerland	33.25/ 45	42022–2025	2025 · 32 / 45 Source 2024 · 33 / 45 Source 2023 · 34 / 45 Source 2022 · 34 / 45 Source
161	Colegio Franklin D. RooseveltPeru	33.2/ 45	32023–2025	2025 · 34 / 45 Source 2024 · 32.6 / 45 Source 2023 · 33 / 45 Source
161	Northbridge International School CambodiaCambodia	33.2/ 45	32022–2026	2026 · 32.5 / 45 Source 2023 · 33 / 45 Source 2022 · 34.1 / 45 Source
161	UWC East AfricaTanzania	33.2/ 45	12023	2023 · 33.2 / 45 Source
164	The Regent's International School BangkokThailand	33.1/ 45	22024–2026	2026 · 33 / 45 Source 2024 · 33.2 / 45 Source
165	Seisen International SchoolTokyo, Japan	33.083/ 45	62017–2026	2026 · 33 / 45 Source 2025 · 35 / 45 Source 2024 · 34 / 45 Source 2023 · 34 / 45 Source 2020 · 30 / 45 Source 2017 · 32.5 / 45 Source
166	Brent International School ManilaPhilippines	33/ 45	12018	2018 · 33 / 45 Source
166	British International School IstanbulIstanbul, Türkiye	33/ 45	12025	2025 · 33 / 45 Source
166	Dresden International SchoolDresden, Germany	33/ 45	12025	2025 · 33 / 45 Source
166	International School of BucharestBucharest, Romania	33/ 45	12026	2026 · 33 / 45 Source
166	Renaissance International SchoolHo Chi Minh City, Vietnam	33/ 45	12019	2019 · 33 / 45 Source
166	Xian Liangjiatan International SchoolChina	33/ 45	12021	2021 · 33 / 45 Source
172	St. Andrews International School Green ValleyBan Chang, Thailand	32.933/ 45	32023–2026	2026 · 32 / 45 Source 2025 · 34 / 45 Source 2023 · 32.8 / 45 Source
173	American School Hong KongHong Kong	32.9/ 45	22024–2025	2025 · 34.3 / 45 Source 2024 · 31.5 / 45 Source
174	Korea International SchoolSouth Korea	32.875/ 45	42020–2025	2025 · 36.5 / 45 Source 2024 · 34 / 45 Source 2023 · 36 / 45 Source 2020 · 25 / 45 Source
175	Newton CollegeLima, Peru	32.7/ 45	12021	2021 · 32.7 / 45 Source
176	Canggu Community SchoolBali, Indonesia	32.493/ 45	42022–2025	2025 · 31.74 / 45 Source 2024 · 32.23 / 45 Source 2023 · 33 / 45 Source 2022 · 33 / 45 Source
177	American Pacific International SchoolChiang Mai, Thailand	32.18/ 45	12025	2025 · 32.18 / 45 Source
178	Jerudong International School BruneiBrunei	32.05/ 45	22025–2026	2026 · 32 / 45 Source 2025 · 32.1 / 45 Source
179	American International School of VilniusVilnius, Lithuania	32/ 45	12026	2026 · 32 / 45 Source
179	Casablanca American SchoolCasablanca, Morocco	32/ 45	12026	2026 · 32 / 45 Source

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