Today's St. Blasius church is a building from the 18th century with a tower from 1888. Another Catholic church is the "Herz-Jesu-Kirche" (Konviktskirche) from 1712/19 with a tower from 1885. The Catholics of the core city and Altsteußlingen, Berkach, Dettingen and Herbertshofen belong to the two parishes of St. Blasius and St. Michael. Altsteußlingen has a church from 1756 with a Gothic choir and a new tower from 1970. In the accompanying Weiler Blienshofen, there is the Chapel of St. Georg from 1485, which was renewed in the 18th century.