The purpose of the JMG is:
- To collect, preserve and exhibit all elements of the history, tradition and culture of the Greek Jewish community.
- To research, study and record the tangible and intangible heritage of the Greek Jews and to communicate such for the purposes of education and enjoyment.
- To introduce visitors of all ages and nationalities to the diversity of the Greek Jewish heritage, in the context of the Greek history.
- To foster cross-cultural understanding among people.
- To promote public dialogue about tolerance and respect for people of all religions, races, cultures, and ethnic backgrounds, using lessons from the Holocaust.