Welcome to the new Parish Community of
Infant Jesus of Prague,
St. Irenaeus and St. Lawrence O'Toole. 

New Parish Naming Form


Parishioners of Infant Jesus of Prague, St. Irenaeus and St. Lawrence O'Toole are invited to be part of naming the newly unified parish. Please take time to review the information on the New Parish Naming Form and keep this process in your prayers. Click here to complete the form.

Mass Schedule & Location

Beginning Sunday, August 14, 2022, all Masses are held at Infant Jesus of Prague Church


  • 5:00pm - Saturdays
  • 9:00am and 11:00am - Sundays
  • 9:00am Daily Mass - Monday through Saturday


Final Prayer Service at St Irenaeus

Sunday, August 14, 2022




Renew My Church


Update May 2, 2022


Cardinal Cupich signed a Decree on April 25th, 2022 stating that St. Irenaeus, Infant Jesus of Prague and St. Lawrence O'Toole will form a new parish on July 1, 2022.

Click here for full text of the Decree.









Why We Love St Irenaeus

Many of our parishioners shared why they love St Irenaeus. Click play to learn why!





Parish Office

The Parish Office is located at Infant Jesus of Prague Church
1120 Douglas Avenue
Flossmoor, IL 60422

Phone: 708-799-5400
Fax: 708-799-5492


Rev. Kris Paluch


Associate Pastor

Rev. Ron Kondziolka



Catholic News & Perspective


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