187 Bellevue Avenue
Upper Montclair, NJ 07043
P: (973) 744 – 2850
F: (973) 744 – 6187

Mondays through Fridays
9:00am – 3:30pm


The Lord’s Day Mass:
Saturday – 5:30pm
Sunday – 7:30am, 9:00am, 10:30am, 12:00pm

(June 25 through Sept. 3)
7:30am, 9:30am, 11:30am

Daily Mass:
Monday through Saturday 8:15am

Saturdays 4:15pm-5:00pm


Welcome to St. Cassian Church

Saint Cassian is a community alive in the love of the Lord and each other. We have a responsibility to be a sign of this love in the world around us, to express this love through our teaching, worshipping, and service to others. We urge all parishioners to make regular use of the envelopes, or sign up for Faith Direct. Faith Direct is an easy, convenient and secure way to do online giving. Click here to learn more. If you are moving from the Parish, please notify the Parish Office.

Religious Education Online Registration

We are introducing online registration for the 2017-2018 CCD year.  For more information or to register for CCD, click here.

Youth Group Registration

The St. Cassian Youth Ministry is an active ministry offering social, spiritual, educational, and service opportunities to youths in Grades 7 through 12.  To receive updates via text and email, fill out the registration form (found in the parish bulletin) or register online by clicking below.

Celebrating Fr. Marc’s 20th Anniversary in the Priesthood!

St. Cassian School and Church celebrate Father Marc Vicari’s 20th anniversary as a priest with this video tribute. Fr. Marc Vicari has been the Pastor of St. Cassian Church in Upper Montclair since February 2011.

 Christmas Corners

Saturday, December 2 from 8am -4pm, support this school fundraiser in the school Gym with an opportunity to take a picture with Santa and be one of the lucky winners of the many baskets raffled off.

 Family Service Day (Sat., Dec. 9, 2017)

Join us for the first annual Family Service Day!  In an effort to build bridges between our parish parents and their teens, as well as serve those less privileged within our community, Family Service Day participants will volunteer together at the Community FoodBank of NJ in Hillside, NJ.  THIS EVENT IS FOR CHILDREN IN GRADES 8-12 ONLY. All teens must be accompanied by a parent. Space is limited!

Catholic School’s Week

Sunday, January 28 through Saturday, February 3, St. Cassian School will be hosting tours inviting prospective students and families to visit and see all that our school has to offer!  For more information, visit