Open House & Important Dates

School Choice Enrollment Is now open!  Apply now!


High School Placement

Standardized tests, report card data and transcripts will be used to determine students placement in the fall of 2023. These documents MUST be submitted to Messmer High School by July 1, 2023 to not impact your registration process.


Freshmen Night for the Class of 2027

Thursday, October 20, 2022 – 5pm

Register Here


Shadow Program

Thursday, October 25, 2022

Tuesday, November 1, 2022

Thursday, November 10, 2022

Tuesday, November 15, 2022


Register Here


“Welcome to High School” Meeting (Accepted Students Only)

Sign up for one of these dates:

  • TBD

*Attendance is mandatory for high school acceptance.


Messmer High School

Messmer Saint Mary

Messmer Saint Rose

Call 414.263.8931 to take a tour or enroll your child!