| Portugál U23 liga | 04/26 15:00 | 14 | [5] SC Farense - U23 v CD Mafra - U23 [7] | L | 3-2 | |
| Portugál U23 liga | 04/15 14:00 | 13 |
[7] CD Mafra - U23
v
Portimonense - U23
[8] 
|
L | 1-2 | |
| Portugál U23 liga | 04/08 15:00 | 12 |
[7] CD Mafra - U23
v
Braga - U23
[5] 
|
L | 2-3 | |
| Portugál U23 liga | 04/02 14:00 | 11 |
[7] Leixoes - U23
v
CD Mafra - U23
[7] |
W | 1-3 | |
| Portugál U23 liga | 03/12 15:00 | 10 |
[7] CD Mafra - U23
v
Rio Ave - U23
[8] 
|
W | 2-0 | |
| Portugál U23 liga | 03/04 15:00 | 9 | [6] Academico Viseu - U23 v CD Mafra - U23 [7] | W | 1-6 | |
| Portugál U23 liga | 02/27 11:00 | 8 | [7] CD Mafra - U23 v Santa Clara - U23 [6] | L | 1-3 | |
| Portugál U23 liga | 02/20 15:00 | 7 | [7] CD Mafra - U23 v SC Farense - U23 [5] | D | 0-0 | |
| Portugál U23 liga | 02/13 15:00 | 6 |
[8] Portimonense - U23
v
CD Mafra - U23
[7] |
L | 2-0 | |
| Portugál U23 liga | 02/03 11:00 | 5 |
[5] Braga - U23
v
CD Mafra - U23
[7] |
L | 3-0 | |
| Portugál U23 liga | 01/30 15:00 | 4 |
[7] CD Mafra - U23
v
Leixoes - U23
[7]
|
L | 1-2 | |
| Portugál U23 liga | 01/23 15:00 | 3 |
[8] Rio Ave - U23
v
CD Mafra - U23
[7] |
L | 4-2 | |
| Portugál U23 liga | 01/17 15:00 | 2 | [7] CD Mafra - U23 v Academico Viseu - U23 [6] | L | 0-1 | |
| Portugál U23 liga | 01/10 12:00 | 1 | [6] Santa Clara - U23 v CD Mafra - U23 [7] | L | 2-1 | |
| Portugál U23 liga | 12/23 15:00 | 14 | [7] CD Mafra - U23 v Santa Clara - U23 [6] | L | 0-2 | |
| Portugál U23 liga | 12/19 13:00 | 13 |
[5] Benfica - U23
v
CD Mafra - U23
[7] |
L | 2-0 | |
| Portugál U23 liga | 12/06 15:00 | 12 |
[7] CD Mafra - U23
v
Sporting - U23
[2] 
|
L | 0-1 | |
| Portugál U23 liga | 11/28 15:00 | 11 | [5] Estrela Amadora - U23 v CD Mafra - U23 [6] | L | 2-1 | |
| Portugál U23 liga | 11/07 14:00 | 10 |
[5] CD Mafra - U23
v
Estoril - U23
[1] 
|
L | 1-3 | |
| Portugál U23 liga | 11/01 15:00 | 9 |
[5] CD Mafra - U23
v
Portimonense - U23
[8]
|
L | 1-2 | |
| Portugál U23 liga | 10/24 14:00 | 8 | [4] SC Farense - U23 v CD Mafra - U23 [6] | W | 1-4 | |
| Portugál U23 liga | 10/10 14:00 | 7 | [7] Santa Clara - U23 v CD Mafra - U23 [6] | W | 0-1 | |
| Portugál U23 liga | 10/03 14:00 | 7 | Santa Clara - U23 v CD Mafra - U23 | - | Postponed | |
| Portugál U23 liga | 09/26 13:00 | 6 |
[7] CD Mafra - U23
v
Benfica - U23
[5]
|
W | 3-1 | |
| Portugál U23 liga | 09/19 14:00 | 5 |
[4] Sporting - U23
v
CD Mafra - U23
[7] |
L | 4-2 | |
| Portugál U23 liga | 08/29 15:00 | 4 | [7] CD Mafra - U23 v Estrela Amadora - U23 [3] | L | 0-1 | |
| Portugál U23 liga | 08/22 14:30 | 3 |
[2] Estoril - U23
v
CD Mafra - U23
[5] |
L | 2-1 | |
| Portugál U23 liga | 08/16 16:00 | 2 |
[6] Portimonense - U23
v
CD Mafra - U23
[8] |
W | 0-1 | |
| Portugál U23 liga | 08/08 14:00 | 1 | [3] CD Mafra - U23 v SC Farense - U23 [3] | L | 1-2 | |
| Portugál U23 liga | 04/28 10:00 | 14 |
[6] Maritimo - U23
v
CD Mafra - U23
[6] |
D | 1-1 |