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