Greenway High School was established as part of the Glendale Union High School District in 1973. Greenway is part of the College Board’s 2013 National Advanced Placement District of the Year and has been continuously listed on U.S. News & World Report's Best High School Ranking list. In addition, Greenway is rated an “A” school by the Arizona Department of Education. Greenway High School was named after John Campbell Greenway, a mining engineer and U.S. Senator.