Below is a timeline of milestone events in the Church's history:

1903 -- Father Joseph Tieken is appointed pastor of St. Catharine Church and celebrates the first Mass.

1904 -- Archbishop Elder dedicates the new St. Catharine Church and school building. St. Catharine School opens with 28 students.

1923 -- Archbishop Moeller dedicates the new St. Catharine Church, twice the size of the first church.

1924 -- The first school addition with four classrooms is dedicated; the old church becomes an auditorium.

1955 -- The second school addition adds eight new classrooms and a full cafeteria on the lower level.

1962 -- The Second Vatican Council initiates great changes in parish life.

1965 -- A new gymnasium and classroom building is added to the school including six classrooms in the lower level and two on the third floor; the third floor auditorium becomes the library.

1978 -- St. Catharine Church celebrates its Diamond Jubilee with the installation of a new Schantz pipe organ with 44 ranks and 2,400 pipes.

1990 -- St. Catharine Church undergoes a complete restoration and cleaning process; the sanctuary is enlarged to accommodate the liturgical changes of Vatican II.  Archbishop Pilarczyk blesses the new altar and rededicates the newly renovated church.

2003 -- St. Catharine Church celebrates its Centennial Jubilee.

2004 -- St. Catharine School celebrates its Centennial Jubilee.

2011-12 -- The parish celebrates the 550th Anniversary of the Canonization of Catharine of Siena, 1461-2011.

2024 -- Stained glass window restoration began. The beautiful windows were installed when the new church opened in 1923.