Head to Head
| Chile Primera B | 2020/03/01 21:00 | Cobreloa v San Marcos De Arica | L | 3-1 |
| Chile Cup | 2019/03/24 20:30 | San Marcos De Arica v Cobreloa | W | 3-1 |
| Chile Primera B | 2018/08/05 16:00 | Cobreloa v San Marcos De Arica | L | 4-0 |
| Chile Cup | 2018/07/01 20:00 | San Marcos De Arica v Cobreloa | L | 0-1 |
| Chile Cup | 2018/06/23 20:30 | Cobreloa v San Marcos De Arica | L | 6-0 |
| Chile Primera B | 2018/02/25 21:00 | San Marcos De Arica v Cobreloa | W | 2-1 |
| Chile Primera B | 2017/08/06 20:00 | Cobreloa v San Marcos De Arica | D | 3-3 |
| Chile Primera B | 2017/03/19 20:00 | San Marcos De Arica v Cobreloa | W | 3-0 |
Home History
| Chile Primera B | 2020/10/28 17:00 | San Marcos De Arica v Deportes Temuco | W | 1-0 |
| Chile Primera B | 2020/10/12 14:00 | Puerto Montt v San Marcos De Arica | L | 3-0 |
| Chile Primera B | 2020/10/08 18:00 | San Marcos De Arica v Club Deportes Santa Cruz | W | 2-1 |
| Chile Primera B | 2020/10/05 15:00 | Union San Felipe v San Marcos De Arica | L | 1-0 |
| Chile Primera B | 2020/09/30 15:00 | San Marcos De Arica v Deportes Valdivia | D | 1-1 |
| Chile Primera B | 2020/09/27 16:30 | Rangers de Talca v San Marcos De Arica | W | 1-2 |
| Chile Primera B | 2020/09/23 14:30 | Deportes Copiapo v San Marcos De Arica | L | 3-1 |
| Chile Primera B | 2020/09/16 18:00 | Santiago Morning v San Marcos De Arica | W | 0-1 |
Away History
| Chile Primera B | 2020/10/28 14:00 | Cobreloa v Santiago Morning | L | 2-3 |
| Chile Primera B | 2020/10/12 15:00 | Cobreloa v San Luis Quillota | D | 0-0 |
| Chile Primera B | 2020/10/05 15:00 | Nublense v Cobreloa | L | 3-2 |
| Chile Primera B | 2020/09/30 16:30 | Cobreloa v Deportes Temuco | W | 1-0 |
| Chile Primera B | 2020/09/27 14:00 | Puerto Montt v Cobreloa | L | 1-0 |
| Chile Primera B | 2020/09/23 14:00 | Cobreloa v Union San Felipe | L | 0-2 |
| Chile Primera B | 2020/09/20 14:00 | Deportes Valdivia v Cobreloa | D | 1-1 |
| Chile Primera B | 2020/09/16 13:00 | Melipilla v Cobreloa | D | 1-1 |