Bramley| 7 | | Wheldon Road | | > | | Sat | 11 Sep 1948 | Dewsbury | 5 | Bradford N. | 3 | | Crown Flatt | | > |
| Sat | 11 Sep 1948 | Huddersfield | 79 | Yorkshire Amateurs | 5 | | Fartown | | > |
| Sat | 11 Sep 1948 | Hull | 22 | Batley | 7 | | Boulevard | | > |
| Sat | 11 Sep 1948 | Keighley | 7 | Hunslet | 8 | | Lawkholme Lane | | > |
| Sat | 11 Sep 1948 | Leeds | 10 | Halifax | 10 | | Headingley | | > |
| Sat | 11 Sep 1948 | Wakefield T. | 20 | Hull KR | 5 | | Belle Vue | | > |
| Sat | 11 Sep 1948 | York | 12 | Featherstone R. | 14 | | Wigginton Rd | | > |
| Yorkshire Cup - Rd. 1 (2nd Leg)
|
|---|
| Tue | 14 Sep 1948 | Batley | 5 | Hull | 12 | | Mount Pleasant | | > |
| Tue | 14 Sep 1948 | Halifax | 5 | Leeds | 11 | | Thrum | | > |
| Wed | 15 Sep 1948 | Bradford N. | 20 | Dewsbury | 5 | | Odsal | | > |
| Wed | 15 Sep 1948 | Bramley | 9 | Castleford | 12 | | Barley Mow | | > |
| Wed | 15 Sep 1948 | Featherstone R. | 17 | York | 9 | | Post Office Road | | > |
| Wed | 15 Sep 1948 | Hull KR | 14 | Wakefield T. | 4 | | Craven Park | | > |
| Wed | 15 Sep 1948 | Hunslet | 9 | Keighley | 5 | | Parkside | | > |
| Thu | 16 Sep 1948 | Yorkshire Amateurs | 0 | Huddersfield | 61 | | Crown Flatt | | > |
| Yorkshire Cup - Round 2
|
|---|
| Mon | 20 Sep 1948 | Bradford N. | 19 | Huddersfield | 12 | | Odsal | | > |
| Mon | 27 Sep 1948 | Featherstone R. | 5 | Wakefield T. | 19 | | Post Office Road | | > |
| Tue | 28 Sep 1948 | Castleford | 11 | Hull | 0 | | Wheldon Road | | > |
| Thu | 30 Sep 1948 | Leeds | 7 | Hunslet | 10 | | Headingley | | > |
| Yorkshire Cup - Semi Final
|
|---|
| Wed | 13 Oct 1948 | Bradford N. | 7 | Hunslet | 7 | | Odsal | | > |
| Wed | 13 Oct 1948 | Castleford | 6 | Wakefield T. | 5 | | Wheldon Road | | > |
| Mon | 18 Oct 1948 | Hunslet | 5 | Bradford N. | 12 | | Parkside | | > |
| Yorkshire Cup - Final
|
|---|
| Sat | 30 Oct 1948 | Bradford N. | 18 | Castleford | 9 | | Headingley | 31,393 | > |