1955 Los Angeles State Diablos football team

The 1955 Los Angeles State Diablos football team represented Los Angeles State College—now known as California State University, Los Angeles—as a member of the California Collegiate Athletic Association (CCAA) during the 1955 college football season. Led by fifth-year head coach Leonard Adams, Los Angeles State compiled an overall record of 3–6 with a mark of 0–1 in conference play, placing fourth in the CCAA. The Diablos played home games at Snyder Stadium in Los Angeles.