Standings snapshot
- Millwall U21 standings table lists 17 teams.

Professional Development League
| # | Team | P | W | D | L | GF | GA | GD | Pts | Form |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 9 | 7 | 0 | 2 | 24 | 12 | 12 | 21 | WWLWL | |
| 2 | 9 | 6 | 1 | 2 | 13 | 13 | 0 | 19 | WWWDW | |
| 3 | 9 | 5 | 0 | 4 | 16 | 14 | 2 | 15 | LWWLW | |
| 4 | 8 | 4 | 2 | 2 | 19 | 13 | 6 | 14 | DWWWD | |
| 5 | 8 | 3 | 4 | 1 | 20 | 11 | 9 | 13 | DWDWD | |
| 6 | 8 | 4 | 1 | 3 | 13 | 8 | 5 | 13 | LWWWL | |
| 7 | 6 | 4 | 0 | 2 | 19 | 11 | 8 | 12 | WLLWW | |
| 8 | 8 | 3 | 3 | 2 | 19 | 15 | 4 | 12 | DWWLL | |
| 9 | 8 | 3 | 2 | 3 | 16 | 21 | -5 | 11 | LLLDW | |
| 10 | 9 | 2 | 4 | 3 | 20 | 25 | -5 | 10 | WDWDL | |
| 11 | 8 | 3 | 0 | 5 | 19 | 22 | -3 | 9 | LWLLW | |
| 12 | 9 | 2 | 3 | 4 | 16 | 19 | -3 | 9 | WWLLL | |
| 13 | 8 | 2 | 2 | 4 | 16 | 23 | -7 | 8 | LLLDL | |
| 14 | 10 | 2 | 2 | 6 | 17 | 28 | -11 | 8 | LLDWL | |
| 15 | 8 | 1 | 4 | 3 | 13 | 16 | -3 | 7 | DLLLD | |
| 16 | 6 | 1 | 2 | 3 | 9 | 13 | -4 | 5 | LLLDW | |
| 17 | 5 | 1 | 0 | 4 | 5 | 10 | -5 | 3 | LLLLW |