Old St. Mary’s Catholic Church is one of the oldest and most historic parishes in Detroit, Michigan. Established in 1841, the church has served generations of worshippers and remains a cornerstone of the city’s Catholic community. Its beautiful red-brick structure and classic architectural design reflect its deep roots and enduring presence in downtown Detroit.

Known for its welcoming atmosphere and strong sense of tradition, Old St. Mary’s offers regular Mass services, sacraments, and community programs. The church is especially recognized for its rich history, devotional practices, and its role as a spiritual refuge in the heart of the city. Today, it continues to attract both longtime parishioners and visitors seeking a meaningful place of worship and reflection.