| 23 |  The British School in TokyoJapan | 62,333% | 32023–2026 | |
| 22 |  UWC South East AsiaSingapur | 63% | 12025 | |
| 21 |  Shrewsbury International School, Bangkok Riverside CampusBangkok, Thailand | 65% | 12025 | |
| 20 |  King Henry VIII CollegeCyberjaya, Malaysia | 65,5% | 22018–2026 | |
| 18 |  Britannica International School BudapestBudapest, Ungarn | 66% | 22021–2026 | |
| 18 |  Charterhouse International Secondary SchoolKuala Lumpur, Malaysia | 66% | 12023 | |
| 16 |  Kolej Tuanku Ja'afarMalaysia | 68% | 12024 | |
| 16 |  Rugby School JapanTokyo, Japan | 68% | 12026 | |
| 15 |  Haileybury AlmatyKasachstan | 68,5% | 22021–2025 | |
| 14 |  The British School YangonMyanmar | 70% | 12017 | |
| 13 |  Rugby School ThailandThailand | 70,667% | 32023–2026 | |
| 12 |  Harrow International School Hong KongSonderverwaltungsregion Hongkong | 71,667% | 32023–2026 | |
| 10 |  Kingston Grammar SchoolKingston, Vereinigtes Königreich | 75% | 12025 | |
| 10 |  St. Joseph's Institution International School Malaysia (Tropicana PJ Campus)Petaling Jaya, Malaysia | 75% | 12026 | |
| 09 |  Alleyn's SchoolLondon, Vereinigtes Königreich | 79% | 22022–2023 | |
| 08 |  Brighton College Bangkok VibhavadiBangkok, Thailand | 80% | 12026 | |
| 07 |  Brighton College (Singapore)Singapur | 83% | 12026 | |
| 06 |  Kellett School Hong kongSonderverwaltungsregion Hongkong | 86,25% | 22025–2026 | |
| 05 |  Brighton College International School BangkokThailand | 87,5% | 22023–2024 | |
| 03 |  Epsom College MalaysiaBandar Enstek, Malaysia | 88% | 12024 | |
| 03 |  Tenby Setia Eco ParkShah Alam, Malaysia | 88% | 12024 | |
| 02 |  Dalian American International SchoolDalian, China | 92,47% | 22025–2026 | |
| 01 |  British Vietnamese International School HanoiHanoi, Vietnam | 100% | 22025–2026 | |