Edexcel SNAB A Level Biology Grade Boundaries: Every Year (2016 to 2025)
Since the current Edexcel A Level Biology A (Salters-Nuffield) specification began, the A* boundary has ranged from 185 out of 300 (November 2021) to 225 out of 300 (June 2025). Every series is below, with a link to the full boundaries for each paper.
Edexcel SNAB A Level Biology Grade Boundaries June 2025 (9BN0 and AS 8BN0)
In June 2025, an A* in Edexcel A Level Biology A (Salters-Nuffield) (9BN0) needed 225 marks out of 300 (75%), an A needed 200 (67%) and a pass at E needed 92 (31%). At AS (8BN0), an A needed 111 out of 160 (69%).
Edexcel SNAB A Level Biology Grade Boundaries June 2024 (9BN0 and AS 8BN0)
In June 2024, an A* in Edexcel A Level Biology A (Salters-Nuffield) (9BN0) needed 199 marks out of 300 (66%), an A needed 171 (57%) and a pass at E needed 65 (22%). At AS (8BN0), an A needed 116 out of 160 (72%).
Edexcel SNAB A Level Biology Grade Boundaries June 2023 (9BN0 and AS 8BN0)
In June 2023, an A* in Edexcel A Level Biology A (Salters-Nuffield) (9BN0) needed 222 marks out of 300 (74%), an A needed 192 (64%) and a pass at E needed 72 (24%). At AS (8BN0), an A needed 110 out of 160 (69%).
Edexcel SNAB A Level Biology Grade Boundaries June 2022 (9BN0 and AS 8BN0)
In June 2022, an A* in Edexcel A Level Biology A (Salters-Nuffield) (9BN0) needed 186 marks out of 300 (62%), an A needed 155 (52%) and a pass at E needed 49 (16%). At AS (8BN0), an A needed 100 out of 160 (62%).
Edexcel SNAB A Level Biology Grade Boundaries November 2021 (9BN0 and AS 8BN0)
In November 2021, an A* in Edexcel A Level Biology A (Salters-Nuffield) (9BN0) needed 185 marks out of 300 (62%), an A needed 155 (52%) and a pass at E needed 58 (19%). At AS (8BN0), an A needed 96 out of 160 (60%).
Edexcel SNAB A Level Biology Grade Boundaries October 2020 (9BN0 and AS 8BN0)
In October 2020, an A* in Edexcel A Level Biology A (Salters-Nuffield) (9BN0) needed 193 marks out of 300 (64%), an A needed 163 (54%) and a pass at E needed 55 (18%). At AS (8BN0), an A needed 97 out of 160 (61%).
Edexcel SNAB A Level Biology Grade Boundaries June 2019 (9BN0 and AS 8BN0)
In June 2019, an A* in Edexcel A Level Biology A (Salters-Nuffield) (9BN0) needed 204 marks out of 300 (68%), an A needed 175 (58%) and a pass at E needed 84 (28%). At AS (8BN0), an A needed 102 out of 160 (64%).
Edexcel SNAB A Level Biology Grade Boundaries June 2018 (9BN0 and AS 8BN0)
In June 2018, an A* in Edexcel A Level Biology A (Salters-Nuffield) (9BN0) needed 197 marks out of 300 (66%), an A needed 170 (57%) and a pass at E needed 73 (24%). At AS (8BN0), an A needed 105 out of 160 (66%).
Edexcel SNAB A Level Biology Grade Boundaries June 2017 (9BN0 and AS 8BN0)
In June 2017, an A* in Edexcel A Level Biology A (Salters-Nuffield) (9BN0) needed 200 marks out of 300 (67%), an A needed 174 (58%) and a pass at E needed 79 (26%). At AS (8BN0), an A needed 96 out of 160 (60%).
Edexcel SNAB AS Biology Grade Boundaries June 2016 (8BN0)
In June 2016, the first series of the current specification, an A in Edexcel AS Biology A (Salters-Nuffield) (8BN0) needed 86 marks out of 160 (54%) and an E needed 47 (29%). The first A level (9BN0) exams were in June 2017.
Edexcel A Level Biology B Grade Boundaries: Every Year (2016 to 2025)
Since the current Edexcel A Level Biology B specification began, the A* boundary has ranged from 176 out of 300 (November 2021) to 217 out of 300 (June 2025). Every series is below, with a link to the full boundaries for each paper.
Edexcel A Level Biology B Grade Boundaries June 2025 (9BI0 and AS 8BI0)
In June 2025, an A* in Edexcel A Level Biology B (9BI0) needed 217 marks out of 300 (72%), an A needed 188 (63%) and a pass at E needed 78 (26%). At AS (8BI0), an A needed 92 out of 160 (58%).
Edexcel A Level Biology B Grade Boundaries June 2024 (9BI0 and AS 8BI0)
In June 2024, an A* in Edexcel A Level Biology B (9BI0) needed 205 marks out of 300 (68%), an A needed 170 (57%) and a pass at E needed 69 (23%). At AS (8BI0), an A needed 92 out of 160 (58%).
Edexcel A Level Biology B Grade Boundaries June 2023 (9BI0 and AS 8BI0)
In June 2023, an A* in Edexcel A Level Biology B (9BI0) needed 213 marks out of 300 (71%), an A needed 177 (59%) and a pass at E needed 63 (21%). At AS (8BI0), an A needed 92 out of 160 (58%).
Edexcel A Level Biology B Grade Boundaries June 2022 (9BI0 and AS 8BI0)
In June 2022, an A* in Edexcel A Level Biology B (9BI0) needed 184 marks out of 300 (61%), an A needed 147 (49%) and a pass at E needed 43 (14%). At AS (8BI0), an A needed 92 out of 160 (58%).
Edexcel A Level Biology B Grade Boundaries November 2021 (9BI0 and AS 8BI0)
In November 2021, an A* in Edexcel A Level Biology B (9BI0) needed 176 marks out of 300 (59%), an A needed 142 (47%) and a pass at E needed 41 (14%). At AS (8BI0), an A needed 87 out of 160 (54%).
Edexcel A Level Biology B Grade Boundaries October 2020 (9BI0 and AS 8BI0)
In October 2020, an A* in Edexcel A Level Biology B (9BI0) needed 187 marks out of 300 (62%), an A needed 153 (51%) and a pass at E needed 44 (15%). At AS (8BI0), an A needed 92 out of 160 (58%).
Edexcel A Level Biology B Grade Boundaries June 2019 (9BI0 and AS 8BI0)
In June 2019, an A* in Edexcel A Level Biology B (9BI0) needed 199 marks out of 300 (66%), an A needed 167 (56%) and a pass at E needed 62 (21%). At AS (8BI0), an A needed 93 out of 160 (58%).
Edexcel A Level Biology B Grade Boundaries June 2018 (9BI0 and AS 8BI0)
In June 2018, an A* in Edexcel A Level Biology B (9BI0) needed 197 marks out of 300 (66%), an A needed 167 (56%) and a pass at E needed 64 (21%). At AS (8BI0), an A needed 93 out of 160 (58%).