Since 1896 St. Mary Catholic School has been built on a strong heritage that challenges us to high expectations in Christian values as well as in academic, service, and extra-curricular areas.

Our caring faculty and staff create a safe and healthy environment where students prosper.

Registration is open for the 2026-2027 Academic year. Enrollment information can be found with the following link: Enrollment Link

Visit our Back-to-School Link to get ready for the next school year.

St. Mary Catholic School is a fully accredited school offering classes Preschool through 8th grade located in Marietta, Ohio. The Course of Study for all Religion classes is based on the guidelines developed by the Diocese of Steubenville.

To learn more about St. Mary Catholic School view our school handbook for information about everyday life at St. Mary Catholic School.

Schedule a Tour of St. Mary Catholic School We welcome the opportunity to provide a tour to your family. Please contact Mrs. Tammi Bradley or the school office at 740-374-8181 to schedule. All visitors to the school, including parents and/or volunteers, are to sign in at the office when entering the building and then sign out when leaving. You will be given a visitor’s badge to wear while you are in the building or on the playground. The visitor’s badge will be returned to the office when you sign out upon leaving.