 The stadium has a capacity of 32,000 people.The stadium was originally called Estadio San Clemente from 1992 to 2000 but was renamed Mario Mercado Vaca Guzmán after some modifications on the structure, including new illumination towers, were made.In 1997, the stadium underwent its first expansion, completing the remaining 2 sections, general and north curve, raising its capacity to 13,000 spectators.