Grafton High School provides students with educational opportunities such as core subjects, technology education, physical education, and the fine arts. In Jay Matthews' 2005 Challenge Index, GHS ranked 461st in the country. This was third in the state and #1 in the conference.
Teacher of the year
In 2009, industrial technology teacher, Carl Hader, was named Wisconsin High School Teacher of the year. As automotive instructor, he has guided GHS students to first place finishes in several state and national auto repair competitions.
In 2010, Biology, Earth Science, and Anatomy teacher, Fran Grant, was named the state of Wisconsin Biology Teacher of the year.
The football team won state championships in 1981 and 1982.
The girls' basketball made appearances at the state tournament in 1991 and 1993. In 2007, it won its first state championship, beating New London in overtime. The team also went to state in 2008, but lost in the semi-final round in overtime. In 2009 the Grafton girls won the state championship for the second time.