According to the 2010 statistics compiled by the Association of Statisticians for American Religious Bodies, there were 9,521 religious congregations in Michigan's 83 counties, and almost 4.2 million members of those congregations, including children, were listed on their rolls. Old St. Mary's Catholic Church serves downtown Detroit in Michigan, the business community, and those living nearby who wish to be part of our church family. We welcome anyone who would like to worship with us or find out more about our intriguing and architecturally interesting church building. For further information about our faith community or our church, please call us at (313) 961-8711.
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