In 1970, relocated families from Tondo and suburbs of Metro Manila came, thus, the rapid increase in the yearly enrollment which surged up to more than 5,000 in the late seventies. Along with this increase was the apparent construction of school buildings, appointment of more teachers and presence of school administrators.
Twenty (20) School Principals IV have already been assigned to manage the school since it was established, which sometimes, the fast turnover of responsibility is detrimental to the progressing growth or improvement of the school.
San Gabriel II Elem. School is a complete Public Elem. School. The Principal IV, manages and supervises the school.
It is the Central School and the biggest school in the district of GMA.
The physical facilities include the Guidance Center, Home Economics Building, Canteen, Feeding Center, School LRC, ICT Multi Media Center Math. Room/Garden, Clinic, Science Laboratory Room, Industrial Arts/Agriculture Building, Session Hall and Covered Court.
The location of the school is adjacent to the Municipal Hall, PNP, DSWD, NHA, Rural Health Center, GMA Public Market, Fire Department, Barangay Hall, GMA Technical School and EARIST, GMA branch.
It is the central school, thus, the District Supervisor is hereto based.