National San Marcos Fair Aguascalientes

The 2026 National San Marcos Fair will be held from April 18 to May 10 in Aguascalientes, with more than 2,000 activities, free concerts, and cultural events for all ages. Dates and Location The fair will take place from April 18 to May 10, 2026 on San Marcos Island and the Aguascalientes fairgrounds, covering more than 90 hectares of the city.. The facilities include the Stars' Forum, the Palenque, the Monumental Bullfighting Arena, San Marcos Island, and the Lake's Forum, offering spaces for concerts and bullfighting shows., family activities and exhibitions.