Is a GCSE grade 4 the same as 40%?
In June 2026 the GCSE Maths grade 4 boundary ran from 21% to 64% of the marks, depending on board and tier.
A grade 4 at GCSE is 40%.
Applies to: GCSE (9 to 1) in England: every board, tier and series.
What the sources say
Grade 4, GCSE Maths, June 2026. Higher: Edexcel 50 of 240 (21%), AQA 63 of 240 (26%).
Pearson Edexcel: GCSE grade boundaries, June 2026Foundation: Edexcel 151 of 240 (63%), AQA 154 of 240 (64%).
AQA: GCSE grade boundaries, June 2026The same paper moves between years. Edexcel Higher grade 4: 42 in June 2024, 53 in June 2025, 50 in June 2026.
Pearson Edexcel: GCSE grade boundaries, June 2025Ofqual: "Grade boundaries are decided after students take exams and when marking is nearly complete."
Ofqual: GCSE and A level grading: what you need to know
Still open
Boundaries for a future series are set after that series is marked, so nobody knows them in advance.
Do this instead
Look up your own board, tier and series. A percentage alone does not give a grade.
More claims checked
Sources read 6 October 2026.