Grade BoundariesOCRA-Level2020

Everything You Need To Know OCR A-Level Grade Boundaries 2020

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Written by: Phillip McKenna

Reviewed by: Oisin Devoy

Updated: 3/10/2026

Published: 2/19/2026

12 min read
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Subject TitleYearMaximum MarkA*ABCDE
Ancient History All options2020196154132108846036
Biology A2020270173144121987654
Biology B (Advancing Biology)2020270169134110866340
Business20202401801561311078359
Chemistry A20202702191791441107642
Chemistry B (Salters)20202701951581291007142
Classical Civilisation Option components 11, 21, 3120202501961691401118254
Classical Civilisation Option components 11, 21, 3220202501961671391118356
Classical Civilisation Option components 11, 21, 3320202501991711421138456
Classical Civilisation Option components 11, 21, 3420202501941671381108254
Important Note:

Grade boundaries during the COVID-19 years (2020–2022) were adjusted to support students who experienced major disruptions. These years won’t reflect normal patterns, so it’s best to rely on more recent boundaries when planning for 2020 and onwards.

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Phillip McKenna

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Phillip McKenna, Co-founder of SimpleStudy, oversees the development of clear, student-focused study notes and revision guides. He is committed to ensuring that all content is reliable, easy to understand, and supports students in learning complex ideas with confidence.