Our welcoming Christian community of St. Irenaeus Parish inspired by the words of our patron - "Humankind fully alive is God truly glorified" - journeys together to bring the love of Christ to all in our parish family through worship, faith formation, social justice, and loving service while reaching out to the broader community.


Advent & Christmas 2021

Wednesday, Dec. 8, 2021 Immaculate Conception 8:00am
Sunday, Dec. 12, 2021 Third Sunday of Advent 9:30am
Sunday, Dec. 19, 2021 Fourth Sunday of Advent 9:30am
Friday, Dec. 24, 2021 Christmas Eve 5:00pm
Saturday, Dec. 25, 2021 Christmas Day 10:00am
Sunday, Dec. 26, 2021 Holy Family 9:30am
Saturday, Jan. 1, 2022 New Years Day NO MASS*
*Not a Holy Day of Obligation    
Sunday, Jan. 2, 2022 Epiphany of the Lord 9:30am
Sunday, Jan 9, 2022 Baptism of the Lord 9:30am
Communion Service Monday's at 8:00am in the church


Renew My Church


Renew My Church grouping update, provided by Valerie Jennings, Parish Vitality Coordinator for Vicariate VI.


Public Liturgy: Sundays at 9:30am


Masks are required:

  • Indoors in all archdiocesan locations for all clergy, staff, volunteers and parishioners insided archdiocesan facilities, including Masses, liturgies, and all activities and events within parishes.
  • Inside all archdiocesan school buildings regardless of vaccination status.
  • Inside all parish and agency offices regardless of vaccination status. 





  • Online at GiveCentral - https://www.givecentral.org/location/410
  • Checks may be mailed or dropped off at the Parish office at the following address: 
    St Irenaeus Church
    78 Cherry Street
    Park Forest, Illinois 60466



Why We Love St Irenaeus

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


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Act of Spiritual Communion



Sunday Liturgy: 9:30am 

Communion Service: Mondays 8:00am

Confession: call office to schedule

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