IGCSE English as a Second Language (0510) grade boundaries — March 2026

Cambridge IGCSE (CAIE) (0510). The official grade thresholds for the March 2026 series — the minimum raw mark needed for each grade, by tier and paper combination. Pick the option matching the papers you sat.

Cambridge publishes these as grade threshold tables: "grade thresholds" and "grade boundaries" are two names for the same numbers.

March 2026 at a glance

A A* in English as a Second Language required 141/150 (94%) on extended · papers 12, 22.
That A* threshold is 2 marks lower than November 2025 — slightly easier to achieve.
A grade C needed roughly 74% on extended · papers 12, 22.

Extended · Papers 12, 22

Grade	Min mark	Min %
A*	141	94%
A	132	88%
B	121	81%
C	111	74%
D	99	66%
E	88	59%
F	77	52%
G	66	44%

Maximum mark: 150.

Extended · Papers 12, 22, 32

Grade	Min mark	Min %
A*	141	94%
A	132	88%
B	121	81%
C	111	74%
D	99	66%
E	88	59%
F	77	52%
G	66	44%

Maximum mark: 150.

Extended · Papers 12, 22, 72

Grade	Min mark	Min %
A*	141	94%
A	132	88%
B	121	81%
C	111	74%
D	99	66%
E	88	59%
F	77	52%
G	66	44%

Maximum mark: 150.

Extended · Papers 12, 22, 81

Grade	Min mark	Min %
A*	141	94%
A	132	88%
B	121	81%
C	111	74%
D	99	66%
E	88	59%
F	77	52%
G	66	44%

Maximum mark: 150.

Extended · Papers 12, 22, 82

Grade	Min mark	Min %
A*	141	94%
A	132	88%
B	121	81%
C	111	74%
D	99	66%
E	88	59%
F	77	52%
G	66	44%

Maximum mark: 150.

Extended · Papers 12, 22, 91

Grade	Min mark	Min %
A*	141	94%
A	132	88%
B	121	81%
C	111	74%
D	99	66%
E	88	59%
F	77	52%
G	66	44%

Maximum mark: 150.

Extended · Papers 12, 22, 92

Grade	Min mark	Min %
A*	141	94%
A	132	88%
B	121	81%
C	111	74%
D	99	66%
E	88	59%
F	77	52%
G	66	44%

Maximum mark: 150.

Calculate your English as a Second Language grade →

Official source (PDF) →

Figures sourced from the official Cambridge grade threshold tables. Always confirm with your exam board.