UK Marathon Calendar
May Marathons in the UK
| 6 May 2018 | Three Forts Marathon |
| 6 May 2018 | Keswick Half Marathon |
| 7 May 2018 | MK Half Marathon |
| 7 May 2018 | Belfast City Marathon |
| 13 May 2018 | Rotary Shakespeare Marathon and Half Marathon |
| 13 May 2018 | Halstead and Essex Marathon |
| 19 May 2018 | White Peak Marathon |
| 20 May 2018 | Ocean City Half Marathon |
| 26 May 2018 | Kirkcudbright Academy Half Marathon |
| 27 May 2018 | Mull of Kintyre Half Marathon |
| 13-19 May 2018 | The Cape Wrath Challenge |
| 19-20 May 2018 | Rock’n’Roll Marathon |
| 26-27 May 2018 | Edinburgh Marathon Festival |
| TBC May 2018 | Newry City Marathon |
