In the beginning of the 20th century, the Polish population in the Back of the Yards increased so greatly that two other Polish parishes were formed from St. Joseph's parish—St. John of God, in 1906, and Sacred Heart, in 1910. Like most of the Poles who settled in Chicago's Southwest Side, many of the first parishioners of St. Joseph's were Gorals, or Polish Highlanders, from the Carpathian Mountains.
At the beginning of the 20th century, the Polish population in the Back of the Yards increased substantially enough that two other parishes were created from St. Joseph's parish—St. John of God, in 1906, and Sacred Heart, in 1910. Like many Poles who settled on Chicago's Southwest Side, the first parishioners of St. Joseph's were primarily Gorals or Polish Highlanders from the Carpathian Mountains.