Saint Isidore 2018 - Marchamalo from May 12 to May 19. Past days. Saturday, May 12 Sunday, May 13 Tuesday, May 15 Thursday, May 17 Saturday, May 19 Monday, May 21 Saturday, May 26 Sunday, May 27 You might be also interested in: Saint Isidore 2018 - Azuqueca de Henares - 14 Kms. Saint Isidore 2018 - Madrid - 65 Kms. Saint Isidore 2018 - Ajalvir (Madrid) - 36 Kms. Fiesta of Fuentenovilla 2018 - Fuentenovilla - 37 Kms. Saint Isidore 2018 - Villar del Olmo (Madrid) - 39 Kms.