The last race in 2012’s Grand Prix series was the Cockington Christmas Caper on 8 December.
Dawn Wilson was IS representative completing the course in 1:36:39.
Marathon Results for the year
| Taunton | Sunday 1 April 2012 |
| Mike Hoskin | 3:17:03 |
| Paris | Sunday 15 April 2012 |
| Apples | 3:28:14 |
| London | Sunday 22 April 2012 |
| Sarah Hirons | 3:25:15 |
| Steve Wallace | 4:56:11 |
| Jade Hill | 4:59:21 |
| Hannah Kennelly | 5:36:34 |
| Dave Ryles | 5:43:54 |
| Windermere | Sunday 20 May 2012 |
| Gary Allbutt | 3:59:21 |