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School Announcements

Summer Registration for New Students

New Student Summer Registration:

  • July 8th thru August 20th, 2024 
  • Monday - Thursday: 8:30 am - 12:30 pm

Registration Packets will be available in the Main Office beginning July 8th.

Class of 2025 Senior Portraits

Schedule your Senior portrait today on the Legacy Studios website. Dates are available August 13, September 12-13 (afternoon sessions), October 25, and November 18-19. There is NO fee for students opting to do just a Yearbook Sitting. The Tux and Drape are provided by Legacy Studios. Learn more about the sitting options on the Legacy Studios website.

Mission Statement

Our mission is to encourage students to become responsible, productive citizens and life-long learners through innovative instruction based on individual needs in a safe and caring environment.

Happening Now



We are... GREAT MILLS!

About Our School

Great Mills High School is the oldest high school in Southern Maryland opening in 1929. The school’s rich and proud tradition of serving a diverse school community that meets the academic, social, and emotional needs of its students is a source of pride and accomplishment. The school carries on that tradition of diversity, serving a student body that is 58% of color (35%-AA, 3.4% Asian, 13%-Hispanic, 10%-2 or more races, 37%-White). The current student enrollment is 1804 students. We have 37% of our student body receiving free and reduced meals and 11% of are students with disabilities.

Academics & Programs