Texas State University is a state university located in San Marcos, Texas, United States. Established in 1899 as the Southwest Texas State Normal School, it opened its doors in 1903 to 303 students with a focus to educate students to become teachers. Since that time it has grown into the largest institution in the Texas State University System and the fourth-largest university in the state of Texas boasting an enrollment of over 38,000 students. It has 10 colleges and about 50 schools and departments, including nationally recognized programs in Geography, Criminal Justice and Music. President Lyndon B. Johnson graduated from the institution in 1930.