Setapak High School (Malay: Sekolah Menengah Kebangsaan Tinggi, Setapak) is a secondary school in Kuala Lumpur, Malaysia. Established in 1955, it is an all-boys school, with the exception of the coed Sixth Form. In the local community, the school is more fondly known as High School and Setapak High. When it was first established, it was located in High Street, Kuala Lumpur (hence its name), before moving to its current location in Setapak in 1963.