south (3rd) v footscray (4th)
swans knock dogs out by 27 they will play essendon in the prelim.
| Footscray | 1.4 | 3.14 | 5.18 | 7.22 | 64 | Sat 29-Aug-1942 2:30 pm | Princes Park | 25,000 | £2,300 |
| South Melbourne | 1.4 | 3.5 | 9.9 | 13.13 | 91 | South Melbourne won by 27 points | |||
essendon (1st) v richmond (2nd)
tigers beat dons by 22 to make the grand against essendon or south.
| Q1 | Q2 | Q3 | Q4 | Score | Date / Result | Ground | Crowd | ||
| Richmond | 2.3 | 3.5 | 9.10 | 11.12 | 78 | Sat 5-Sep-1942 2:30 pm | Princes Park | 32,000 | |
| Essendon | 2.1 | 3.2 | 6.5 | 8.8 | 56 | Richmond won by 22 points | |||
prelim final
essendon v south