The objective of this study is to determine the prevalence of intestinal parasites in children of Sale city (Morocco) and identify the most frequent species. A parasitological examination was performed on 125 stool samples collected from June 2012 to May 2013. They are issued by children hospitalized Moulay Abdellah Hospital Sale (Morocco). Each sample was subjected to a direct microscopic examination in physiological saline and iodine, an enrichment method Balenger and MIF. Roughly one out of three contains one or more intestinal parasites. Giardia intestinalis (20.90%) and Blastocystis hominis (35.82%) are the most frequent, followed by Entamoeba coli (16.42%), Endolimax nana (8.96%) and Entamoeba histolytica (1.49%). Enterobius vermicualris (5.97), Ascaris lumbricoides (4.48%), Strongyloides stercoralis (1.49%) and Taenia saginata (2.99%). Intestinal parasitism is significantly related to age, not sex.