John Hay is part of the Cleveland Metropolitan School District, with grade levels including 9th through 12th.

John Hay had undergone a complete renovation in July 2003 and opened back up in Fall 2006 with more than 200,000 sq ft (19,000 m2) of learning space.

The school is named for John Hay, the former U.S. Secretary of State and part-time Cleveland resident.

ACE stands for Architects, Construction, & Engineering and consists of people from around Cleveland who work in those fields coming to John Hay Campus on Tuesdays & Thursdays and mentoring 11th and 12th graders.

The students complete projects that have been predetermined for them that relate to all three concepts and present them to the school districts CEO, the Mayor and other family and friends.