Church of the Holy Family (Lake Villa, Ill)
Church of the Holy Family (Park Forest, Ill)
Established in 1950 as a mission, the church was accepted as a parish in 1961. It is still an active church in 2023.
Church of the Holy Innocents (Chicago, Ill)
Founded in 1927, the congregants met in homes for the first two years, then in a portable chapel erected in a backyard. After a number of years, a church building was erected.The Church closed in 1942.
Church of the Holy Innocents (Hoffman Estates, Ill)
Established in 1959 as a mission church, it merged in 2007 with Saint Nicholas Church (Elk Grove Village, Ill)
Church of the Holy Name (Dolton, Ill)
Church of the Holy Name opened in 1961 and the building was dedicated in 1979. By 1989 the church as in discussion with Christ the King about cmerger. Holy Name ended up closing in 1990 when there was a buyer for the building. the building was sold in 1991. The parishoners were encouraged to go to Christ the King. There was no official merger..
Church of the Holy Nativity (Chicago, Ill)
Formed in 1899, its first church was created out of an old barn. From there, the church has created a succession of church buildings, leading to its current location in the Beverly community.
Church of the Holy Nativity (Clarendon Hills, Ill)
Church of the Holy Spirit (Lake Forest, Ill)
Became a mission in 1901, admitted at a parish in 1902.
Church of the Holy Trinity (Chicago, Ill)
Founded in 1885 in the stockyards district of Chicago, it was served for 18 years by the Reverend H.C. Kinney. The church was destroyed in 1902 and was rebuilt at 47th Street and Union Avenue the same year. The church closed in 1958.
Church of the Incarnation (Bloomingdale, Ill)
Started informally in 1981 as a mission of St. Marks, Glen Ellyn and Trinity, Wheaton. Became a mission of the Diocese of Chicago in 1982. COI is currently one of three churches which occupy the same address. (Church of the Incarnation, St. Luke's Philippine Independent Church and First Asian Church of North India).