Marysville Public Schools is a public school district in St. Clair County, Michigan, near the city of Port Huron. It serves Marysville and parts of Columbus Township, Kimball Township, St. Clair Township, and Wales Township.
Marysville High School opened in 2010. The architect was French Associates. It replaced a school built in 1942 on the northeast corner of Michigan Avenue and Huron Boulevard. It was demolished when the new high school opened.
The first purpose-built high school in Marysville opened in February 1923. The 1942 high school was built on the same site and renamed the Annex. The Annex was destroyed by fire in 1976.