The Archdiocese of Boston is the fourth largest archdiocese in the United States and is the spiritual home for more than 1.8 ... million Catholics. Since July 2003, Cardinal Seán P. O'Malley, OFM Cap., has led the Archdiocese through unprecedented events with a focus on healing and rebuilding the local Church. Centered in of one of the world’s great cities – Boston – and spread across 144 communities in eastern Massachusetts, the Archdiocese of Boston is an ethnically diverse and spiritually enriching faith community consisting of vibrant parishes, well performing Catholic schools that are educating more than 46,000 students annually and a social service outreach that is helping to assist more than 200,000 individuals each year. Mass is celebrated in more than twenty different languages each week. read more