Laura Plasschaert, an 8th grade math teacher at Grissom Middle […]
About Us
Grissom Middle School is a high-performing public middle school in Mishawaka, Indiana, serving grades 6–8 as part of the Penn-Harris-Madison School Corporation, one of northern Indiana’s top-ranked school districts.
Grissom, a proud Four Star School in the Penn-Harris-Madison School Corporation, serves students from Elm Road, Madison, Moran and Meadow’s Edge Elementary Schools. We are committed to excellence in academics, athletics, and the arts, supported by a dedicated staff, involved families, and a diverse, vibrant student body.











Welcome to Grissom Middle School, home of the Guardsmen! At Grissom, we uphold the values encapsulated in our acronym G.U.A.R.D.: Growing, United, Accountable, Respectful, and Dependable. These principles guide us in creating a supportive and enriching environment where every student can thrive.