| Pos | Band | Conductor | Dr | Pts |
|---|---|---|---|---|
| 1 | Cory | Philip Harper | 4 | - |
| 2 | Tredegar | Ian Porthouse | 3 | - |
| 3 | Tongwynlais Temperance | Michael Fowles | 5 | - |
| 4 | City of Cardiff (Melingriffith) | Nigel Seaman | 7 | - |
| 5 | Llwydcoed | Chris Turner | 6 | - |
| 6 | Burry Port Town | Tom Davoren | 8 | - |
| 7 | Northop | Paul Hughes | 1 | - |
| 8 | Goodwick Brass | Matthew Jenkins | 2 | - |
Qualifiers:
Tredegar and Tongwynlais Temperance
Cory pre-qualified for National Final and will represent Wales at the 2018 European Championships.
Best Instrumentalist: Ailsa Russell (Tenor Horn) ' Cory
Best Basses: Cory
