Head to Head
| Chile Primera B | 2021/04/18 21:00 | San Marcos De Arica v Cobreloa | D | 0-0 |
| Chile Primera B | 2020/11/03 17:00 | San Marcos De Arica v Cobreloa | L | 3-1 |
| Chile Primera B | 2020/03/01 21:00 | Cobreloa v San Marcos De Arica | W | 3-1 |
| Chile Cup | 2019/03/24 20:30 | San Marcos De Arica v Cobreloa | L | 3-1 |
| Chile Primera B | 2018/08/05 16:00 | Cobreloa v San Marcos De Arica | W | 4-0 |
| Chile Cup | 2018/07/01 20:00 | San Marcos De Arica v Cobreloa | W | 0-1 |
| Chile Cup | 2018/06/23 20:30 | Cobreloa v San Marcos De Arica | W | 6-0 |
| Chile Primera B | 2018/02/25 21:00 | San Marcos De Arica v Cobreloa | L | 2-1 |
Home History
| Chile Primera B | 2021/08/24 15:00 | Barnechea v Cobreloa | D | 1-1 |
| Chile Primera B | 2021/08/16 20:30 | Rangers de Talca v Cobreloa | L | 4-0 |
| Chile Primera B | 2021/08/08 15:00 | Cobreloa v Club Deportes Santa Cruz | L | 0-1 |
| Chile Primera B | 2021/07/31 19:00 | Deportes Temuco v Cobreloa | L | 1-0 |
| Chile Primera B | 2021/07/21 15:00 | Cobreloa v Puerto Montt | W | 2-0 |
| Chile Primera B | 2021/07/14 22:00 | Deportes Copiapo v Cobreloa | D | 0-0 |
| Chile Primera B | 2021/07/09 19:30 | Cobreloa v Deportes Iquique | W | 3-2 |
| Chile Cup | 2021/06/27 16:00 | Cobreloa v O'Higgins | D | 8-8 |
Away History
| Chile Primera B | 2021/08/26 23:00 | San Marcos De Arica v CD Arturo Fernández Vial | W | 2-1 |
| Chile Primera B | 2021/08/22 16:00 | San Marcos De Arica v Magallanes | L | 1-2 |
| Chile Primera B | 2021/08/15 15:30 | Club Deportes Santa Cruz v San Marcos De Arica | L | 2-0 |
| Chile Primera B | 2021/08/08 16:00 | San Marcos De Arica v Rangers de Talca | W | 1-0 |
| Chile Primera B | 2021/08/03 22:00 | Universidad de Concepcion v San Marcos De Arica | L | 3-1 |
| Chile Primera B | 2021/07/25 15:00 | San Marcos De Arica v Barnechea | L | 0-3 |
| Chile Primera B | 2021/07/15 15:00 | Puerto Montt v San Marcos De Arica | D | 2-2 |
| Chile Primera B | 2021/07/09 00:00 | San Marcos De Arica v Deportes Copiapo | L | 0-1 |