| Pt. | P | V | P | S | GF | GS | |||
|---|---|---|---|---|---|---|---|---|---|
| 1 |  | Sporting | 10 | 6 | 4 | 2 | 0 | 17 | 5 |
| 2 |  | Benfica | 7 | 6 | 3 | 1 | 2 | 14 | 9 |
| 3 |  | Carcavelinhos | 7 | 6 | 3 | 1 | 2 | 11 | 18 |
| 4 |  | CD Palhavã | 0 | 6 | 0 | 0 | 6 | 4 | 14 |
| 1920/11/14 | GrpB | Império Lisboa Clube | | 0-1 | | Benfica | ||||
| 1920/11/21 | GrpB | Sporting | | 6-0 | | Carcavelinhos | ||||
| 1920/12/05 | GrpB | Benfica | | 1-1 | | Sporting | ||||
| 1920/12/12 | GrpB | Carcavelinhos | | 3-2 | | Benfica | ||||
| 1920/12/19 | GrpB | Império Lisboa Clube | | 1-3 | | Sporting | ||||
| 1920/12/26 | GrpB | CD Palhavã | | 0-2 | | Benfica | ||||
| 1921/01/16 | GrpB | Carcavelinhos | | 1-1 | | Sporting | ||||
| 1921/01/23 | GrpB | Sporting | | 3-1 | | Benfica | ||||
| 1921/01/30 | GrpB | Sporting | | 3-1 | | Império Lisboa Clube | ||||
| 1921/01/30 | GrpB | Benfica | | 7-2 | | Carcavelinhos |
