St. Adalbert Church in Pilsen. (WTTW News)

The city’s Commission on Chicago Landmarks voted in favor of a preliminary landmark recommendation for St. Adalbert Church. This starts a lengthy eight-step approval process, which ends in a vote by City Council on the designation.

On Sunday, the final mass at St. Adalbert church in Pilsen is set to take place, but supporters of the church vow to appeal the closure.

Historic St. Adalbert Church on Chicago's South Side is the latest casualty of a declining Catholic congregation and expensive upkeep. But could its listing by a preservation group give it new life?

St. Adalbert Church in Pilsen. (Landmarks Illinois / Flickr)

A Catholic church in the Pilsen neighborhood is among 11 sites on this year's list of most endangered historic places in Illinois.