St. Mary's Seminary & University

The Ecumenical Institute

St. Mary’s Ecumenical Institute (EI) was founded in 1968 by St. Mary’s Seminary & University, America’s oldest Roman Catholic seminary, in cooperation with ecumenical leaders. The Ecumenical Institute encourages people of all denominations to explore theological studies in a serious, open-minded, and supportive environment.

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Summer 2024 Course Preview

Registration for the Summer Term opens on April 15th, 2024. Summer 2024 courses include:

  • The Gospel of Luke
  • Faith Development through the Life Cycle
  • Biblical Storytelling Mini-Quest (audit only)
  • Case Studies in Church and Community Leadership (Doctor of Ministry course)

See the complete list of Summer courses here

Master’s Programs

St. Mary’s Ecumenical Institute offers accredited graduate theological programs for two master’s degrees, several graduate certificates, and introductory explorations. St. Mary’s Ecumenical Institute also offers two pathways to a Master of Divinity degree (and the equivalent). 

Explore our Master’s Programs

Certificate of Advanced Studies

The post-master’s Certificate of Advanced Studies in Theology (CAS) is designed for individuals who possess a master’s degree in theology (e.g., MAT.), ministry (e.g., MACM), divinity (e.g., MDiv), or a related field and who desire to continue their theological education with a general or focused program of study. 

Learn more about the CAS

Doctor of Ministry Program

St. Mary’s Ecumenical Institute’s Doctor of Ministry Program develops skill in appropriate ministerial research, attends to your personal and spiritual growth, and culminates in a summative doctoral-level ministry project.

Investigate the DMin

“I’m thankful that I have been able to continue my degree through the remote learning opportunities provided by the EI.”

– Joseph Gonzalez, New York City.

All EI programs are available wherever you are – on campus in Baltimore, and on-line.
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Plan Your Campus Visit

Prospective students are welcome to visit St. Mary’s Ecumenical Institute – in person, or by Zoom.

Plan Your Visit

Apply Today

St. Mary’s Ecumenical Institute has a rolling admissions policy. Students may apply at any time.


Financing Your Education

Learn more about the various scholarship opportunities available to EI students.

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For Current Students

Students have a host of resources available to support their theological education, from free parking and a great library to writing assistance and advising. If you cannot find it here, call the St. Mary’s Ecumenical Institute office (410.864.4203) or contact the appropriate staff member.

Subscribe to our mailing list

Subscribe to our mailing list to stay updated on the latest news, events, and opportunities at St. Mary’s Ecumenical Institute.

Every time I walk through the doors of St. Mary’s I know I am in the right place at the right time. Monica Watters

Support us

Many alums, friends and benefactors ask about gift giving opportunities at St. Mary’s Seminary and St. Mary’s Ecumenical Institute. If you are interested in making a gift, please visit our Support Us page.