Starting the evening of Sunday, July 31, Adoration will be located in the Harvester Room in the Parish Center for one week due to cleaning in the North Wing.

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Masses Times

4:00 pm
7:30 am
9:00 am
10:45 am
12:15 pm
6:00 pm (Contemporary Mass)

5:30 pm (Church)
12:15 pm (Cana Hall)

9:00 am (Cana Hall)


7:30 am


3:00-4:00 pm (Church)

4:00-5:15 pm (North Wing Room A)

(Or by appointment with the priests. To make an appointment contact the Parish Office at 815.436.2651)



Continuous exposition of the Most Blessed Sacrament from Sunday 7:00 pm through Friday 9:00 pm except on First Fridays when exposition continues overnight to Saturday 7:00 am.

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Welcome to

St. Mary Immaculate Parish

A Roman Catholic Parish in the Diocese of Joliet

15629 S. Rt. 59, Plainfield, IL 60544     815.436.2651





Ushers/Altar Server
Parent Team Wanted



Sign Up Today!
Contact Geralyn Kuban

The Liturgy Office is looking to form a parent team made up
of parents of SMI altar servers. We are also looking for people to be ushers for our Sunday 6:00 pm Mass. If you are interested in either please contact Geralyn Kuban,
St. Mary Immaculate Parish Liturgy Coordinator, by email at or
by phone at 815-436-2651,
ext. 810.


FIAT Young Adult
Backyard BBQ

Friday, July 29
6:30 - 9:00 pm @ SMI

SMI's NEW Young Adult Group FIAT continues their kick off month on Friday, July 29th from 6:30-9pm with BBQ, bags, volleyball and a bonfire! Stop by throughout the night and hang out with other young adults 18-35. We have you covered on food and fun for the night, so grab a friend and join us for a Friday night hangout as we wrap up our FIAT kick off month!...LEARN MORE

Catholic Ministries Annual Appeal 2016


Click HERE to view
more info on the CMAA

A reminder to please fulfill your pledge to the Catholic Ministries Annual. We have many who have pledged who have yet to give. Over $74,000 of pledged monies is still due. After our parish exceeds its CMAA goal of $219,176 in paid pledges, 65% of any additional funds are returned for the use in our parish. Thank You in advance for your response. If you have any...READ MORE



RE Catechists and Confirmation Mentors Needed

Join our program and immerse yourself deeper in your own faith life as you guide children and teens on their journey of discovering Jesus in the fullness of our Catholic faith. Lesson plans & training are provided. For more details or to sign up please call the St. Mary Immaculate Religious Education and Confirmation Office at 815-436-4501.

Open Registration at SMI Parish School

St. Mary Immaculate Parish School offers a quality faith-centered education for children from PreSchool (age 3 by September 1 of the school year) to Grade Eight. A family must be a registered parishioner at St. Mary Immaculate in order to register for our school or to be placed on the waiting list. We ask that you bring your child’s birth certificate and baptismal certificate along with a $125 registration fee per family with you when you register in the...READ MORE

2016 Catholic Ministries Annual Appeal - Your Gift Makes a Difference

This week, you are asked to review the 2016 Catholic Ministries Annual appeal (CMAA) tabloid that has been made available to you. The CMAA is much different than a one time pledge. Your gift over 10 months supports the good works of the diocese. A gift to the CMAA will touch the lives of many in our diocese in a positive way. Each gift makes a difference! Together, the gifts of many enable our diocese to deliver needed education, ministry and services...READ MORE