| M. | No. | | White | Elo | Pts. | Resultado | Pts. | | Black | Elo | No. |
|---|
| 1 | 10 | | Murillo Gonzalez David | 1753 | 2 | 0 - 1 | 2 | | Alvarez Mora Jorge Mario | 1797 | 1 |
| 2 | 13 | | Solano Piedra Max | 1746 | 2 | 1 - 0 | 2 | | Soto Cordoba Anthony | 1776 | 3 |
| 3 | 6 | | Vargas Quiros David | 1766 | 2 | 1 - 0 | 2 | | Castro Herrera Luis Carlos | 1723 | 15 |
| 4 | 46 | | Montiel Solis Michelle | 1600 | 2 | 0 - 1 | 2 | | Gamboa Navarro Andrea Maria | 1765 | 7 |
| 5 | 8 | | Bonilla Morales Kevin | 1762 | 2 | 1 - 0 | 2 | | Leon Vargas Mercedes Lucia | 1700 | 18 |
| 6 | 9 | | Huertas Badilla Allan | 1757 | 2 | 1 - 0 | 2 | | Gonzalez Morales Josue | 1685 | 21 |
| 7 | 16 | | Sanchez Corrales Carlos Julia | 1715 | 1 | ½ - ½ | 2 | | Rivera Juan Jose | 1600 | 49 |
| 8 | 31 | | Soto Alfaro Braulio | 1645 | 1 | 1 - 0 | 1 | | Marin Masis Jose Esteban | 1786 | 2 |
| 9 | 33 | | Ramirez Monge Karina | 1634 | 1 | ½ - ½ | 1 | | Alvarado Castro Carlos E. | 1771 | 4 |
| 10 | 35 | | Elizondo Nathalia | 1623 | 1 | - - + | 1 | | Quesada Salcedo Jacobo | 1767 | 5 |
| 11 | 37 | | Araya Chavarria Asdrubal | 1600 | 1 | 1 - 0 | 1 | | Moran Mike | 1752 | 11 |
| 12 | 38 | | Azofeifa Guil | 1600 | 1 | 0 - 1 | 1 | | Shih Gould Danny | 1747 | 12 |
| 13 | 43 | | Guzman Steven | 1600 | 1 | - - + | 1 | | Chaves Williams Jose Andres | 1726 | 14 |
| 14 | 17 | | Alvarado Castro Francisco | 1702 | 1 | 0 - 1 | 1 | | Ramirez Monge Cassandra | 1630 | 34 |
| 15 | 22 | | Romero Valverde Pamela | 1685 | 1 | 1 - 0 | 1 | | Alpizar Gonzalez Marlon Alber | 1600 | 36 |
| 16 | 40 | | Cañas Jorguin | 1600 | 1 | 0 - 1 | 1 | | Alvarado Castro Jeaustin | 1682 | 23 |
| 17 | 24 | | Solis Isaac | 1679 | 1 | + - - | 1 | | Beckles Jose Pablo | 1600 | 39 |
| 18 | 48 | | Quiros Azofeifa Sebastian | 1600 | 1 | 0 - 1 | 1 | | Balmaceda Segura Randall | 1674 | 25 |
| 19 | 50 | | Romero Karen | 1600 | 1 | 0 - 1 | 1 | | Acuna Arias Minor | 1671 | 26 |
| 20 | 27 | | Valverde Solano Enrique | 1669 | 1 | 1 - 0 | 1 | | Mendez Moreno Kevin | 1600 | 45 |
| 21 | 52 | | Shvidchenco Josefina | 1600 | 1 | 0 - 1 | 0 | | Alvarado Retes Johnny | 1663 | 29 |
| 22 | 19 | | Shih Gould Annie | 1690 | 0 | 1 - 0 | 0 | | Ronsentock Samuel | 1600 | 51 |
| 23 | 44 | | Herrera Granados Felipe | 1600 | 0 | ½ - ½ | 0 | | Quesada Campos Alison | 1688 | 20 |
| 24 | 28 | | Granja Elizondo Javier | 1667 | 0 | 1 - 0 | 0 | | Vasquez Fernanda | 1600 | 55 |
| 25 | 53 | | Solano Saltachin Javier | 1600 | 0 | 0 - 1 | 0 | | Gomez Sanchez Eduardo | 1656 | 30 |
| 26 | 54 | | Soler Andres | 1600 | 0 | 0 - 1 | 0 | | Herrera Granados Maria | 1635 | 32 |
| 27 | 56 | | Vasquez Yulissa | 1600 | 0 | 0 | | | bye | | |
| 28 | 41 | | Chaves Victor | 1600 | 0 | 0 | | | sin emparejar | | |
| 29 | 42 | | Cisneros Mojica Jose | 1600 | 1 | 0 | | | sin emparejar | | |
| 30 | 47 | | Mora Rojas Yeiner | 1600 | 1 | 0 | | | sin emparejar | | |