Established in 1895, Milwaukee High School of the Arts (MHSA), formerly West Division Sr. High School, is a high school in Milwaukee, Wisconsin, United States. It is a part of the Milwaukee Public Schools system. It specializes in preparation for a profession in the arts.

Students receive a minimum of two hours of arts study each day. Focus is given to creative outlets such as dance, writing, theater, technical theater, visual arts, and music. The school is open for auditions to students from the Milwaukee metropolitan area.

In 2005, the MHSA Artvarks, their ComedySportz Improvisational High School League Team took home the State Championship.