The educational needs of Guam are provided by an island-wide public school system (the Guam Public School System) comprised of 5 high schools (grades 9 to 12); 6 middle schools (grades 6 to 8); and 24 elementary schools (grades 1 to 5) operated by the Government of Guam.

The Catholic Archdiocese of Agana also operates a substantial school system with a total of 15 schools; 3 high schools; 6 middle schools and 6 elementary schools.

Several other religious denominations also operate schools in Guam.  These include Saint John's Episcopal School, Harvest Christian Academy, Guam Adventist Academy, Temple Baptist School and Trinity Christian School.  Additionally, there are two Japanese schools, one Chinese school and one Korean school operating on-island.  For academic year 2000-2001, public school enrollment was 31,903, total private school enrollment was 4,088 and total Department of Defense schools enrollment was 2,429.

The Guam Community College (GCC) provides vocational and technical education for students from high school through college.  The college has an average enrollment of 4,500 students.  Students receive academic as well as technical and professional instructions.  GCC provides 11 academic and professional programs and 40 technical and vocational programs that award Associate Degrees or Certificates of Completion.  Journeyman Certificates are awarded in 22 vocations in the construction industry, with an additional 5 in the hotel and restaurant industry.  GCC works in collaboration with local high schools and the University of Guam and is fully accredited by the Western Association of School and Colleges (WASC).

The University of Guam (UOG) offers post-secondary degree programs through five different colleges, namely:  CPBA-College of Business & Public Administration; CALS-College of Agriculture & Life Sciences; CAS-College of Arts & Sciences; COE-College of Education; and the College of Nursing & Health Sciences.  The University provides five Baccalaureate and five Masters degree programs.  Total enrollment was 2,988 for the 2003-2004 academic year and 2,923 for 2004-2005.