Below is a table with the grade boundaries for past papers for the UKMT Senior Maths Challenge. Past papers, solutions and further information can be found at https://www.ukmt.org.uk/
Take the free online course ‘Get Ready for the Senior Maths Challenge’ and practise for the competition working through real SMC papers with video hints and solutions!

I also run small group online classes to prepare for the Senior Maths Challenge and other exams and competitions.
There are also pages for the other UKMT maths challenges:
Junior Maths Challenge Grade Boundaries
Intermediate Maths Challenge Grade Boundaries
SENIOR MATHS CHALLENGE GRADE BOUNDARIES:
Year | Bronze | Silver | Gold | Kangaroo | Olympiad |
2022 | 48 | 62 | 76 | 76 | 100 |
2021 | 49 | 66 | 85 | 85 | 108 |
2020 | 59 | 73 | 91 | 91 | 108 |
2019 | 49 | 61 | 76 | 76 | 100 |
2018 | 53 | 67 | 83 | 83 | 102 |
2017 | 57 | 71 | 86 | 85 | 104 |
2016 | 55 | 71 | 88 | 90 | 106 |
2015 | 50 | 65 | 82 | 86 | 104 |
2014 | 57 | 71 | 84 | 89 | 101 |
2013 | 53 | 67 | 82 | 86 | 100 |
2012 | 49 | 62 | 77 | 82 | 93 |
2011 | 52 | 63 | 79 | 84 | 90 |
2010 | 58 | 70 | 85 | 96 | |
2009 | 54 | 64 | 79 | 91 | |
2008 | 51 | 61 | 74 | 87 | |
2007 | 52 | 61 | 75 | 88 | |
2006 | 57 | 66 | 80 | 91 | |
2005 | 60 | 71 | 84 | 92 | |
2004 | 55 | 66 | 79 | 92 | |
2003 | 61 | 72 | 87 | 98 | |
2002 | 47 | 57 | 70 | 82 | |
2001 | 56 | 67 | 81 | 91 |