| Segunda B Primera | Segunda B I | Segunda B II | Segunda B III | Segunda B IV | Segunda B V |
| ROUND | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | Primera fase |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | Segunda fase | |||||||||||||||
| Season archive |
| Segunda B II A | Overall | Home | Away | |||||||||||||||||||||
| P | W | D | L | F | A | Gdf | Pts | Form | P | W | D | L | F | A | P | W | D | L | F | A | ||||
| 1 | 1 | Amorebieta | 18 | 10 | 4 | 4 | 24 | 17 | +7 | 34 | WWLW | 9 | 7 | 1 | 1 | 16 | 9 | 9 | 3 | 3 | 3 | 8 | 8 | |
| 2 | 1 | Athletic B | 16 | 9 | 6 | 1 | 27 | 14 | +13 | 33 | WWWW | 8 | 5 | 2 | 1 | 12 | 4 | 8 | 4 | 4 | 0 | 15 | 10 | |
| 3 | 2 | Real Unión | 17 | 10 | 3 | 4 | 26 | 13 | +13 | 33 | OWWL | 8 | 6 | 1 | 1 | 20 | 7 | 9 | 4 | 2 | 3 | 6 | 6 | |
| 4 | Real Sociedad B | 17 | 9 | 4 | 4 | 27 | 14 | +13 | 31 | WWLW | 8 | 6 | 0 | 2 | 16 | 5 | 9 | 3 | 4 | 2 | 11 | 9 | ||
| 5 | Racing Santander | 17 | 8 | 4 | 5 | 26 | 16 | +10 | 28 | LWWW | 9 | 4 | 2 | 3 | 14 | 8 | 8 | 4 | 2 | 2 | 12 | 8 | ||
| 6 | Arenas de Getxo | 17 | 4 | 10 | 3 | 14 | 14 | +0 | 22 | OXLW | 8 | 3 | 5 | 0 | 10 | 5 | 9 | 1 | 5 | 3 | 4 | 9 | ||
| 7 | 2 | Portugalete | 17 | 5 | 4 | 8 | 14 | 16 | -2 | 19 | WWWO | 9 | 2 | 3 | 4 | 6 | 7 | 8 | 3 | 1 | 4 | 8 | 9 | |
| 8 | 1 | Laredo | 18 | 5 | 3 | 10 | 14 | 26 | -12 | 18 | LLLL | 9 | 4 | 3 | 2 | 9 | 7 | 9 | 1 | 0 | 8 | 5 | 19 | |
| 9 | 1 | Alavés B | 17 | 4 | 5 | 8 | 17 | 24 | -7 | 17 | XLLO | 9 | 3 | 2 | 4 | 8 | 8 | 8 | 1 | 3 | 4 | 9 | 16 | |
| 10 | Barakaldo | 17 | 3 | 2 | 12 | 13 | 35 | -22 | 11 | LLLL | 8 | 3 | 1 | 4 | 9 | 13 | 9 | 0 | 1 | 8 | 4 | 22 | ||
| 11 | Leioa | 17 | 1 | 7 | 9 | 12 | 25 | -13 | 10 | LLXX | 9 | 1 | 6 | 2 | 10 | 11 | 8 | 0 | 1 | 7 | 2 | 14 | ||
| Segunda B II B | Overall | Home | Away | |||||||||||||||||||||
| P | W | D | L | F | A | Gdf | Pts | Form | P | W | D | L | F | A | P | W | D | L | F | A | ||||
| 1 | 1 | Tudelano | 16 | 8 | 6 | 2 | 24 | 13 | +11 | 30 | WWXW | 8 | 4 | 3 | 1 | 13 | 8 | 8 | 4 | 3 | 1 | 11 | 5 | |
| 2 | 1 | Calahorra | 16 | 8 | 6 | 2 | 12 | 4 | +8 | 30 | OWWW | 8 | 4 | 3 | 1 | 6 | 3 | 8 | 4 | 3 | 1 | 6 | 1 | |
| 3 | SD Logroñés | 16 | 6 | 8 | 2 | 18 | 9 | +9 | 26 | XWLW | 8 | 5 | 2 | 1 | 12 | 3 | 8 | 1 | 6 | 1 | 6 | 6 | ||
| 4 | Mutilvera | 16 | 6 | 5 | 5 | 22 | 14 | +8 | 23 | LLXW | 8 | 3 | 3 | 2 | 10 | 7 | 8 | 3 | 2 | 3 | 12 | 7 | ||
| 5 | Ebro | 16 | 5 | 7 | 4 | 12 | 16 | -4 | 22 | LXXO | 8 | 3 | 4 | 1 | 7 | 5 | 8 | 2 | 3 | 3 | 5 | 11 | ||
| 6 | Osasuna B | 16 | 5 | 6 | 5 | 18 | 18 | +0 | 21 | XWXO | 8 | 3 | 4 | 1 | 11 | 8 | 8 | 2 | 2 | 4 | 7 | 10 | ||
| 7 | Tarazona | 16 | 6 | 3 | 7 | 13 | 19 | -6 | 21 | WLXL | 8 | 4 | 1 | 3 | 7 | 6 | 8 | 2 | 2 | 4 | 6 | 13 | ||
| 8 | Ejea | 16 | 3 | 6 | 7 | 10 | 17 | -7 | 15 | OLOL | 8 | 1 | 5 | 2 | 3 | 6 | 8 | 2 | 1 | 5 | 7 | 11 | ||
| 9 | 1 | Haro Deportivo | 16 | 2 | 6 | 8 | 13 | 21 | -8 | 12 | WXXL | 8 | 2 | 1 | 5 | 8 | 12 | 8 | 0 | 5 | 3 | 5 | 9 | |
| 10 | 1 | Izarra | 16 | 3 | 3 | 10 | 12 | 23 | -11 | 12 | LLOL | 8 | 2 | 2 | 4 | 8 | 11 | 8 | 1 | 1 | 6 | 4 | 12 | |
| 7 | Robert NAVARRO (Real Sociedad B, 2p) | |
| +1 | NICO WILLIAMS (Athletic B, 4p) | |
| 6 | ÁNGEL SÁNCHEZ Baró (Tudelano) | |
| Mikel ORBEGOZO (Tudelano, 3p) | ||
| +1 | Juan ARTOLA (Athletic B) | |
| 5 | SERGIO LLAMAS Pardo (Real Unión) | |
| Jorge GALÁN (Real Unión, 2p) | ||
| IKER Unzueta (Amorebieta, 1p) | ||
| IMANOL Barace (Mutilvera, 3p) | ||
| CASI (Tarazona) | ||
| EDER ABAURREA Díaz (Mutilvera, 1p) | ||
| 4 | Nikolai OBOLSKY (Barakaldo, 3p) | |
| +1 | IMANOL Echeverría (SD Logroñés, 1p) | |
| Unai REMENTERÍA (Arenas de Getxo, 1p) | ||
| Jorge AGUIRRE (Real Sociedad B) | ||
| ÁLEX SÁNCHEZ (Tudelano) | ||
| David VINATEA (Laredo, 1p) | ||
| Asier GOTI (Leioa, 1p) | ||
| +1 | MARIO Musy (Portugalete, 1p) | |
| Asier CÓRDOBA (Osasuna B, 1p) | ||
| CARRI (Ebro, 3p) | ||
| JOEL Rodríguez (Osasuna B) | ||
| JAVI LÓPEZ (Mutilvera) | ||
| Iker AMORRORTU (Calahorra, 1p) | ||
| ÁLVARO García (Laredo) | ||
| Cedric OMOIGUI (Racing Santander) | ||
| LEANDRO Martínez (Arenas de Getxo, 2p) | ||
| JON ANDER Pérez (Racing Santander, 1p) | ||
| Koldo OBIETA (Amorebieta) |
| Saturday, 6 March 2021 | |||||
| 19 | Athletic B | 2-1 | Laredo | ||
| 43(p) | Nico Williams | 34 | Óscar Siafa | ||
| 53 | Artola | ||||
| 19 | Portugalete | 2-0 | Barakaldo | ||
| 65 | Salado | ||||
| 90 | Mario | ||||
| 16 | Ebro | 0-1 | Tarazona | ||
| 18(og) | José Ramón | ||||
| Sunday, 7 March 2021 | |||||
| 19 | Racing Santander | 0-1 | Real Sociedad B | ||
| 89 | Ezkurdia | ||||
| 16 | Osasuna B | 1-1 | SD Logroñés | ||
| 50 | Santafé | 70(p) | Imanol | ||
| 16 | Tudelano | 1-0 | Izarra | ||
| 88 | Iván Martínez | ||||
| 19 | Amorebieta | 2-1 | Leioa | ||
| 39 | Irazábal | 32 | Raly Cabral | ||
| 70(p) | Asier Etxaburu | ||||
| 16 | Ejea | 0-0 | Calahorra | ||
| 16 | Haro Deportivo | 1-0 | Mutilvera | ||
| 61 | Mikel Bueno | ||||
| 19 | Arenas de Getxo | 0-0 | Real Unión | ||
| Wednesday, 10 March 2021 | |||||
| 16 | Leioa | 1-2 | Portugalete | ||
| 57 | Albisua | 55 | Salado | ||
| 83 | Eizmendi | ||||