| Bo. | No. | | White | Rtg | Pts. | Result | Pts. | | Black | Rtg | No. |
| 1 | 3 | | Alfaro Murillo Carlos MN | 2259 | 6 | 0 - 1 | 6 | | Ruiz Blais Sebastian | 2237 | 5 |
| 2 | 15 | | Urbina Quiros Edwin | 2143 | 6 | ½ - ½ | 5½ | | Chinchilla Miranda Eugenio MF | 2220 | 8 |
| 3 | 21 | | Brenes Salgado Juan C | 2094 | 5½ | ½ - ½ | 5½ | | Murillo Tsijli Alexis MI | 2392 | 1 |
| 4 | 2 | | Duran Vega Sergio | 2347 | 5½ | 1 - 0 | 5½ | | Castillo Rommel MN | 2186 | 11 |
| 5 | 32 | | Esquivel Vargas Jose Edmond | 2047 | 5½ | 0 - 1 | 5½ | | Bermudez Muñoz Alexander MN | 2209 | 10 |
| 6 | 16 | | Fernandez Sanchez Mario | 2136 | 5 | 0 - 1 | 5 | | Hernandez Regla Tannia WIM | 2229 | 7 |
| 7 | 24 | | Solano Cuya Bryan | 2072 | 5 | 1 - 0 | 5 | | Alvarez Hernandez David MN | 2218 | 9 |
| 8 | 13 | | Angulo Cubero Oscar | 2162 | 5 | 1 - 0 | 5 | | Montoya Aguilar Cristian | 2069 | 26 |
| 9 | 30 | | Vaglio Matey Emanuel | 2051 | 4½ | ½ - ½ | 4½ | | Bermudez Vivez Sergio MF | 2230 | 6 |
| 10 | 36 | | Chaves Sanchez Gabriel | 2038 | 4½ | ½ - ½ | 4½ | | Murillo Ortiz Gustavo | 2130 | 18 |
| 11 | 19 | | Zamora Mejia Alonso | 2122 | 4½ | ½ - ½ | 4½ | | Morales Rodriguez Alvaro | 2001 | 43 |
| 12 | 40 | | Fernàndez Sibaja Felipe | 2018 | 4½ | 1 - 0 | 4½ | | Montenegro Masis Esteban | 2109 | 20 |
| 13 | 62 | | Villalobos Venegas Daniel | 1881 | 4½ | 0 - 1 | 4½ | | Jimenez Garcia Emanuel | 2069 | 25 |
| 14 | 27 | | Bonilla Sequeira Pablo | 2068 | 4½ | ½ - ½ | 4½ | | Castro Garcia Adrian | 2034 | 38 |
| 15 | 28 | | Carranza Fernandez Jorge | 2065 | 4½ | ½ - ½ | 4½ | | Quesada Campos Jordy | 1910 | 55 |
| 16 | 57 | | Loria Geovanni | 1898 | 4 | 0 - 1 | 4 | | Needham Bryan | 2146 | 14 |
| 17 | 17 | | Solis Gaitan Efren | 2135 | 4 | 1 - 0 | 4 | | Blando Chacon Erick | 1919 | 52 |
| 18 | 60 | | Vanderlaat Ulloa Jorge MN | 1884 | 4 | ½ - ½ | 4 | | Araya Fuentes Cristian | 2053 | 29 |
| 19 | 31 | | Solano Cruz Agustin | 2050 | 4 | 0 - 1 | 4 | | Mora Granados Luis Arturo | 1892 | 58 |
| 20 | 61 | | Matamoros Araya Silvia | 1883 | 4 | 0 - 1 | 4 | | Campos Cerdas Jorge | 2044 | 33 |
| 21 | 66 | | Ramirez Arroyo Johan | 1873 | 4 | ½ - ½ | 4 | | Toro Soto Anthony | 2041 | 35 |
| 22 | 69 | | Nuñez Avendaño Manrique | 1849 | 4 | - - + | 4 | | Jimenez Sancho Pedro Pablo | 1998 | 44 |
| 23 | 72 | | Marin Lopez Marco | 1829 | 4 | 0 - 1 | 4 | | Rosales Ronny | 1944 | 48 |
| 24 | 49 | | Vargas Miranda Diego | 1936 | 4 | 1 - 0 | 4 | | Aragon Alvarado Christopher | 1818 | 74 |
| 25 | 82 | | Garcia Sanchez Barnal | 1792 | 4 | ½ - ½ | 4 | | Jimenez Rojas Fabian | 1931 | 50 |
| 26 | 51 | | Jimenez Alvarado Humberto | 1928 | 4 | 1 - 0 | 4 | | Murillo Soto Felix | 1778 | 86 |
| 27 | 70 | | Ramirez Almeciga Cristian | 1834 | 3½ | 0 - 1 | 3½ | | Chaves Villalobos David | 2080 | 22 |
| 28 | 71 | | Artavia Muñoz Giovanni | 1832 | 3½ | 0 - 1 | 3½ | | Solano Lopez Royner | 2080 | 23 |
| 29 | 37 | | Arroyo Valverde Luis | 2034 | 3½ | 1 - 0 | 3½ | | Carvajal Peña Daniel | 1794 | 80 |
| 30 | 91 | | Cordero Maroto Nelson | 1726 | 3½ | 0 - 1 | 3½ | | Aguilar Piña Luis | 2008 | 42 |
| 31 | 73 | | Soto Garita Santiago | 1819 | 3½ | + - - | 3½ | | Nuñez Valverde Jairo | 1980 | 46 |
| 32 | 53 | | Castro Badilla Ricardo | 1917 | 3½ | 1 - 0 | 3½ | | Castro Alvarado Sebastian | 1783 | 85 |
| 33 | 83 | | Quiros Cajina Allan | 1788 | 3½ | 0 - 1 | 3½ | | Nuñez Gonzalez Neeshmy | 1878 | 65 |
| 34 | 54 | | Buitrago Mosquera Antonio | 1916 | 3 | 1 - 0 | 3½ | | Torrentes Arias Greivin | 1600 | 136 |
| 35 | 92 | | Morera Campos Yanori | 1710 | 3 | 0 - 1 | 3 | | Redondo Vargas Diego | 1983 | 45 |
| 36 | 93 | | Segreda Jimenez Ivan | 1709 | 3 | - - + | 3 | | Acevedo Mendez Oscar | 1908 | 56 |
| 37 | 59 | | Brizuela Benavides Jorge | 1886 | 3 | ½ - ½ | 3 | | Rojas S Gustavo | 1738 | 89 |
| 38 | 97 | | Arias Fonseca Martin | 1689 | 3 | 0 - 1 | 3 | | Murillo Gonzalez Carlos Esteban | 1860 | 67 |
| 39 | 98 | | Solano Valle Carlos | 1678 | 3 | ½ - ½ | 3 | | Valverde Lopez Mario | 1851 | 68 |
| 40 | 75 | | Nuñez Gonzalez Joshebeth | 1809 | 3 | ½ - ½ | 3 | | Sotelo Vallejo Enrique | 1661 | 102 |
| 41 | 77 | | Fernandez Vargas Luis Gustavo | 1802 | 3 | 0 - 1 | 3 | | Calvo Danny | 1600 | 120 |
| 42 | 79 | | Acevedo Mendez Conny | 1794 | 3 | 1 - 0 | 3 | | Gomez Sanchez Eduardo | 1628 | 108 |
| 43 | 124 | | Mejia Axel | 1600 | 3 | ½ - ½ | 3 | | Morera Campos Hazel | 1794 | 81 |
| 44 | 64 | | Valverde Vargas Allan | 1880 | 2½ | 1 - 0 | 3 | | Arostegui Gonzalez Ricardo | 1667 | 99 |
| 45 | 84 | | Porras Chavarria Steve | 1786 | 2½ | 0 - 1 | 2½ | | Solano Carlos Andrès | 1649 | 105 |
| 46 | 88 | | Gorgona Chacon Oscar | 1761 | 2½ | ½ - ½ | 2½ | | Rivera Jose Alexis | 1619 | 109 |
| 47 | 90 | | Cedeño Leandro Jonathan | 1730 | 2½ | 0 - 1 | 2½ | | Arce Prendas Karina | 1640 | 107 |
| 48 | 113 | | Alvarado Miranda Isaac | 1610 | 2½ | 1 - 0 | 2½ | | Elizondo Aguilar Grettel | 1706 | 94 |
| 49 | 114 | | Ramirez Madrid Gerardo | 1601 | 2½ | 0 - 1 | 2½ | | Ramirez Almeciga Melissa | 1705 | 95 |
| 50 | 128 | | Pozo Gonzalez Estefania | 1600 | 2½ | 0 - 1 | 2½ | | Dotti Monge Luis | 1663 | 100 |
| 51 | 101 | | Balmaceda Segura Randall | 1661 | 2½ | 1 - 0 | 2½ | | Sanchez Rodriguez Lorenzo | 1600 | 132 |
| 52 | 96 | | Leon Vargas Leonel | 1692 | 2 | 1 - 0 | 2 | | Siu Araya Mario | 1648 | 106 |
| 53 | 103 | | Jimenez Dennis | 1651 | 2 | 0 - 1 | 2 | | Avila Aguilar Victor Hugo | 1600 | 116 |
| 54 | 115 | | Alpizar Gonzalez Marlon | 1600 | 2 | 1 - 0 | 2 | | Quesada Monge Edgar | 1651 | 104 |
| 55 | 110 | | Needham Ron | 1616 | 2 | + - - | 1½ | | Bermudez Ocampo Pablo | 1600 | 118 |
| 56 | 119 | | Bolaños Herrera Daniel | 1600 | 1½ | 1 - 0 | 1½ | | Ramos Chaves Jose | 1600 | 130 |
| 57 | 126 | | Murillo Solano Angie | 1600 | 1½ | + - - | 1½ | | Largaespada Gonzalez Franan | 1600 | 123 |
| 58 | 134 | | Sibaja Retana Sarah | 1600 | 1½ | 0 - 1 | 1½ | | Quesada Bolaños Edgar | 1600 | 129 |
| 59 | 125 | | Montiel Solis Michelle | 1600 | 1 | - - - | 1 | | Jimenez Soto Katherine | 1614 | 111 |
| 60 | 127 | | Nuñez Vanegas German | 1600 | 1 | 1 - 0 | 1 | | Barboza Roldan Carlos | 1600 | 117 |
| 61 | 121 | | Chacon Andres | 1600 | 0 | - - - | ½ | | Alvarado Castro Carlos | 1880 | 63 |
| 62 | 4 | | Carvajal Gorgona Jonathan MN | 2256 | 3 | 0 | | | not paired | | |
| 63 | 12 | | Zumbado Gutierrez Marco | 2164 | 1 | 0 | | | not paired | | |
| 64 | 34 | | Hidalgo Herrera Alejandro | 2041 | 3 | 0 | | | not paired | | |
| 65 | 39 | | Montes Fonseca Oscar | 2034 | 4 | 0 | | | not paired | | |
| 66 | 41 | | Quiros Araya Jose Pablo | 2016 | 3 | 0 | | | not paired | | |
| 67 | 47 | | Ho Kuo Jason | 1965 | 1½ | 0 | | | not paired | | |
| 68 | 76 | | Acevedo Mendez Jennifer | 1803 | 2½ | 0 | | | not paired | | |
| 69 | 78 | | Herrera Granados Jimmy | 1799 | 2 | 0 | | | not paired | | |
| 70 | 87 | | Vargas Quiros David | 1770 | 1½ | 0 | | | not paired | | |
| 71 | 112 | | Hernandez Oreamuno Natalia | 1611 | 1 | 0 | | | not paired | | |
| 72 | 122 | | Cordero Soto Andres | 1600 | 1 | 0 | | | not paired | | |
| 73 | 131 | | Rivera Sandoval Natalia | 1600 | 1 | 0 | | | not paired | | |
| 74 | 133 | | Sanchez Rodriguez Marcelo | 1600 | ½ | 0 | | | not paired | | |
| 75 | 135 | | Sullivan Jhon | 1600 | 2 | 0 | | | not paired | | |
| 76 | 137 | | Sanchez Corrales Carlos | 0 | 1 | 0 | | | not paired | | |