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





SMI Parish School
Registration Now Open


St. Mary Immaculate Parish School registration for the 2017-2018 school year is now open.  As a school, we are proud of the high quality educational experience, staff, and faith based education that we provide.  Not only is our curriculum challenging, and staff progressive, but the St. Mary's community is an incredible group to get involved and active with.

We provide an Outstanding Catholic Education in both faith and academics for students age 3 - 8th...READ MORE


Ash Wednesday

Wednesday, March 1, 2017

Join us for Ash Wednesday, which opens up Lent, a season of fasting and prayer. 

The ashes on our forehead symbolize the dust from which God made us.

7:30 am  English  Church
8:45 am  School Church
Noon  English  Church
1-6 pm Ash Distribution
and Exposition
7:00 pm  English  Church
7:00 pm  Spanish  Gym
7:30 pm  Polish  Cana 

Catholics Returning
Home Starts in March

New Session Starts
on March 6, 2017

Come home to the Catholic Church! Have you been away from the Church for a while? Do you feel a pull to come back? We want to welcome you HOME! Catholics Returning Home helps Catholics reconnect with their faith, and their relationship with Christ. There is no obligation or cost. Join us and you will find a:
- Supportive, non-judgmental group where you can freely explore your concerns and questions...READ MORE


Change to Manna at SMI

Beginning January 3, 2017, Manna will only be sold on weekdays in the parish office from 8:30 am until 4:00 pm. There will no longer be weekend sales. Keep an eye on the website over the next few weeks for information on our exciting new Scrip Online Program, coming soon.

Collecting Old Palms for Ash Wednesday

We will be collecting old palms from February 11 through February 26. These palms will be burned on February 27 and the ashes will be used on Ash Wednesday, March 1. Any palms returned after February 26 will be used next year. Please bring your old palms to the Commons, Narthex, or Cana Hallway and place them in the designated baskets.


Annual PĄCZKI Sale

Sunday, Feb. 26th 8 am-12:30 pm in the Gym Price: $1.50 each
Polish Ministry will host the traditional pre-Lenten treats. Flavors incude: strawberry, custard, prune and apricot. Last year they sold out in one hour therefore this year we have placed a much bigger order so nobody would leave without this delicious treat.

Spaghetti Dinner: A Benefit For The Pocias Family

Proudly Sponsored by the Plainfield Prowlers. Saturday, Feb. 25th 5 pm-8 pm in the SMI Gym
$10 for Adults,  $8 for Children 10 and under
Dinner will include spaghetti, salad, garlic bread & drink. The night will also feature a 50/50 raffle and a Bake Sale. For questions contact kelly.latarewicz@plainfieldprowlers.org
















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)

(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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full Parish Calendar




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