The Mission Valley League is a high school athletic league that is part of the

CIF Southern Section The California Interscholastic Federation-Southern Section (CIF-SS) is the governing body for high school athletics in most of Southern California and is the largest of the ten sections that comprise the California Interscholastic Federation (CI ...

. Member schools are all in the west side of the

San Gabriel Valley The San Gabriel Valley (), sometimes referred to by its initials as SGV, is one of the principal valleys of Southern California, with the city of Los Angeles directly bordering it to the west and occupying the vast majority of the southeastern ...

region of

Los Angeles County Los Angeles County, officially the County of Los Angeles and sometimes abbreviated as LA County, is the most populous county in the United States, with 9,663,345 residents estimated in 2023. Its population is greater than that of 40 individua ...

It was created in 1972 with eight schools: El Monte, Arroyo, Rosemead, Mt. View, Schurr, San Gabriel, Keppel, and Monrovia.

Current members

* Arroyo High School (El Monte, California) - 1972 *

El Monte High School El Monte High School in El Monte, California, is a public In public relations and communication science, publics are groups of individual people, and the public (a.k.a. the general public) is the totality of such groupings. This is a differe ...

- 1972 * Gabrielino High School (San Gabriel, California) - 1996 * Marshall Fundamental Secondary School (Pasadena, California) - 2014 * Mountain View High School (El Monte, California) - 1972 *

Rosemead High School Rosemead High School is a secondary school located at 9063 East Mission Drive in Rosemead, California. It is a secondary school in the El Monte Union High School District. Rosemead High School requires 220 credits for graduation, including 40 c ...

- 1972 * South El Monte High School - 1992

Former members

Cerritos High School Cerritos High School, also called CHS, is a comprehensive, four-year public high school located in Cerritos, California, serving grades 9–12. It is part of the ABC Unified School District. As of the 2014–15 school year, the school had an ...

(1994 - 1998) *

Duarte High School Duarte High School is a public high school located in Duarte, California and is part of Duarte Unified School District. Duarte High School had 764 students enrolled as of 2024. Their mascot is the falcon. It was recognized as a California Dist ...

(1972 - 1992) *

Mark Keppel High School Mark Keppel High School (MKHS) is a four-year California Distinguished School located in the city of Alhambra, California, in the Alhambra Unified School District. The school is in a residential neighborhood, directly south of the abutting Inters ...

(Alhambra, California) (1972 - 1992) * Monrovia High School (1972 - 1982) *

San Gabriel High School San Gabriel High School (SGHS) is a public high school located in Los Angeles County, California and operated by the Alhambra Unified School District. It is almost entirely in the city limits of Alhambra, with a small portion and the school's add ...

(1972 - 1982) *

Schurr High School Schurr High School is a public high school in Montebello, California, United States, a suburb in the Los Angeles metropolitan area. Part of the Montebello Unified School District, it has an enrollment of approximately 3,500 students in grades 9� ...

(Montebello, California) (1972 - 1982)

References

CIF Southern Section leagues {{California-sport-stub