| M. | No. | | | White | Elo | Pts. | Resultado | Pts. | | Black | Elo | | No. |
|---|
| 1 | 3 | | CM | Valenzuela Martinez Hermes | 1923 | 4 | 1 - 0 | 4 | FM | Fuentes Adrian | 2150 | | 2 |
| 2 | 1 | | | Cofre Archibold Nestor | 2185 | 3 | 1 - 0 | 3 | | Carvajal Pena Daniel | 1804 | | 8 |
| 3 | 7 | | | Calvo Gutierrez Luis Guillerm | 1828 | 3 | ½ - ½ | 3 | CM | Murillo Gonzalez Carlos E | 1901 | | 4 |
| 4 | 17 | | | Quiros Avendano Luis Alejandr | 1678 | 3 | ½ - ½ | 3 | | Quesada Campos Jordi Alessand | 1837 | | 6 |
| 5 | 5 | | WCM | Salas Torres Pamela | 1863 | 2½ | ½ - ½ | 2½ | | Fallas Saborio Alejandro | 1657 | | 19 |
| 6 | 22 | | | Palacios Celina | 1609 | 2½ | 1 - 0 | 2½ | | Castillo Morales Thais | 1793 | | 10 |
| 7 | 24 | | | Solis Gatgens Isaac | 1576 | 2½ | 0 - 1 | 2½ | | Arce Mendez Elias | 1738 | | 11 |
| 8 | 9 | | | Porras Chavarria Steve | 1794 | 2 | 1 - 0 | 2½ | | Cespedes Perez Ruben | 1714 | | 15 |
| 9 | 20 | | | Morales Chacon Mauricio | 1637 | 2 | ½ - ½ | 2 | WCM | Acevedo Mendez Jennifer | 1732 | | 12 |
| 10 | 13 | | | Moreno Montero Jesus Alonso | 1727 | 2 | ½ - ½ | 2 | | Chaves Williams Jose Andres | 1630 | | 21 |
| 11 | 29 | | | Martinez Paz Jonathan | 1423 | 2 | 1 - 0 | 2 | | Castro Ulloa Rolando | 1721 | | 14 |
| 12 | 16 | | | Rojas Cisneros Kevin | 1680 | 2 | 1 - 0 | 2 | | Tapia Alvarez Alejandro | 1468 | | 28 |
| 13 | 18 | | | Duque Araya Cristopher | 1658 | 2 | 1 - 0 | 2 | | Sandi Castro Allan | 1398 | | 30 |
| 14 | 26 | | | Castro Garcia Ileana | 1487 | 1½ | 1 - 0 | 1½ | | Bustamante Grijalba Ariadna | 1506 | | 25 |
| 15 | 27 | | | Alvarado Castro Jeaustin | 1471 | 1½ | 0 - 1 | 1½ | | Chaves Alfaro Victor | 0 | | 37 |
| 16 | 33 | | | Sibaja Tellez Josue | 1290 | 1½ | ½ - ½ | 1½ | | Guzman Benavidez Steven | 1396 | | 31 |
| 17 | 32 | | | Chaves Alfaro Beatriz | 1335 | 1 | ½ - ½ | 1 | | Roman Alvarado Mercy | 0 | | 40 |
| 18 | 39 | | | Perez Portillo Kristel | 0 | 1 | 0 - 1 | 1 | | Calvo Navarrete Karolay | 0 | | 36 |
| 19 | 38 | | | Granados Wing Brian Saul | 0 | ½ | 1 - 0 | ½ | | Abarca Orozco Ivonne | 0 | | 34 |
| 20 | 23 | | | Sanchez Corrales Carlos Julia | 1587 | ½ | 1 - 0 | 0 | | Badilla Flores Luciano | 0 | | 35 |