Grade BoundariesCheck the marks needed for every IB grade
See official IB grade boundaries by subject, level, session, and timezone, and track how thresholds have shifted over time.
Select your subject, level, and session
Filter by subject, SL or HL, exam session, and timezone, since boundaries can vary across all four.
See the exact marks needed for each grade
View the minimum raw score or percentage required for every grade from 1 to 7, taken directly from official data.
Track how boundaries shift over time
Compare boundaries across past sessions to see whether a subject is trending harder or easier, so you can set a realistic target grade instead of guessing.
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