| 1. Round | 14/08/2020 | NK Inter Zaprešić | - | NK Solin | 4:1 | ||||
| 3. Round | 28/08/2020 | NK Inter Zaprešić | - | HNK Cibalia | 2:0 | ||||
| 2. Round | 05/09/2020 | NK Rudeš | - | NK Inter Zaprešić | 1:1 | ||||
| 6. Round | 19/09/2020 | Hrvatski Dragovoljac | - | NK Inter Zaprešić | 3:2 | ||||
| 7. Round | 26/09/2020 | NK Inter Zaprešić | - | NK Osijek II | 0:1 | ||||
| 9. Round | 03/10/2020 | NK Inter Zaprešić | - | NK Dugopolje | 1:1 | ||||
| 10. Round | 16/10/2020 | NK Međimurje | - | NK Inter Zaprešić | 3:2 | ||||
| 11. Round | 25/10/2020 | NK Inter Zaprešić | - | NK Croatia Zmijavci | 0:3 | ||||
| 12. Round | 30/10/2020 | NK Inter Zaprešić | - | NK Kustošija | 2:2 | ||||
| 14. Round | 20/11/2020 | NK Inter Zaprešić | - | Dinamo Zagreb II | 2:0 | ||||
| 13. Round | 25/11/2020 | NK Opatija | - | NK Inter Zaprešić | 3:2 | ||||
| 15. Round | 29/11/2020 | NK BSK Bijelo Brdo | - | NK Inter Zaprešić | 1:0 | ||||
| 16. Round | 04/12/2020 | NK Inter Zaprešić | - | Hajduk Split II | 3:1 | ||||
| 17. Round | 11/12/2020 | NK Sesvete | - | NK Inter Zaprešić | 2:1 |  |
Croatia