St. Nicholas
Parish Community
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Saturday Mass
4:30PM
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Sunday Mass
8:30AM & 10:30AM
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Reconciliation
3:00PM on Saturdays
Online Services
Join Us Online
Celebrate mass together online each Sunday at 8:30AM.
Click below to watch our YouTube channel, St. Nicholas Parish O’Fallon.
Announcements & Events
St. Nicholas Parish
catechetical programs
Did you miss registration for Catechesis of the Good Shepherd or the Parish School of Religion? Please contact Beth Rheaume in the parish office for information about open spaces for the 2025-2026 academic year.
Luke 18
February 6 – 8, 2026
Register by November 8
Join us for an amazing Luke 18 retreat on Feb. 6-8, 2026,, at St. Clare School. Led by high school and college students, Luke 18 features high-energy games, songs, skits, personal sharing and a series of faith and life talks by the high school students. You’ll be talking about Luke 18 for years!
Registration for 8th grade participants and highschool leaders is now open until November 8!
A Servant Church
– our causes
A Connected Church
Get Involved –
A welcoming Church
– Join
An Involved Church
– About Us
A Learning Church
– education
A Praying
Church
adults –
A Growing CHurch
– youth
Online Giving
Thank you for helping to support our ministries.
Homilies are now on
our Youtube Channel
Visit our Youtube channel to view full recordings of homilies, and make sure to subscribe to our channel to get notifications when new videos are uploaded!
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Let's Connect
625 St. Nicholas Dr., O'Fallon, IL 62269
(618) 632-1797
Parish Office Hours
Mon – Fri | 9:00AM – 4:30PM