Traditional Catholic Life of
Prayer & Work
Traditional Religious Life & Education
Since 1976
Welcome to the Monastery!
You have arrived at the monastery of the Slaves of the Immaculate Heart of Mary of Saint Benedict Center in Still River, Massachusetts. The 100 acre complex of the Center serves as the base for the various evangelizing apostolates of the communities of Brothers MICM and Sisters MICM in the spirit of Saint Louis Marie de Montfort’s Total Consecration to Jesus through Mary. Enjoy your visit!
The Brothers
The Brothers, Slaves of the Immaculate Heart of Mary live a life of Total Consecration to Jesus through Mary
The Chapel
Immaculate Heart of Mary Chapel is blessed to have the Latin Tridentine Mass daily and is open to the public.
The Sisters
The Sisters, Slaves of the Immaculate Heart of Mary live a traditional active religious life of Total Consecration to Mary.
Living Tradition
Immaculate Heart of Mary Chapel was built by the Brothers in 1976 and has been blessed to have the Latin Tridentine Mass offered daily on its altar.
The monastery chapel is open to the public.
News & Events
Br. Louis Marie, Novice
On the feast of Our Lady of Lourdes, Matthew Bacon was accepted as a Novice of the Brothers MICM. During an evening Mass, Matthew approached the...
Winter 2021 Newsletter
Stay updated on news from our active Monastery! Check out the Winter 2021 Newsletter from Saint Benedict Center available now online! The School...
Standing for Life
The 2021 March for Life in Washington D.C. may have been “physically” cancelled but many mini-marches took place all over the country instead! Saint...
Expansion: To the Top!
With the New Year has come a lot of progress on the IHM School Expansion Project! On January 8th the crane arrived and the first section of roof...
Bold Catholic Scarves!
It's still wintry cold here in Still River… so it's the perfect time to announce a few new products in our monastery shop that will help keep you...
Merry Christmas
With this slide show and Music of Innocents, we wish you a Blessed and Merry Christmas. You and your intentions are being remembered in a special...
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Living Devotion
We are dedicated to living and promoting Total Consecration to Jesus through Mary as written in Saint Louis Marie de Montfort’s classic work: True Devotion to Mary.
Our True Devotionals gift shop helps you….
Live Your Consecration

Sterling Silver
True Devotion Bracelet
The Chains of Holy Slavery to Jesus through Mary for souls that have made their Total Consecration!
Sterling Silver
Ave Maria Pendant
A delicate piece of sterling silver jewelry that any Catholic woman devoted to Mary will love to wear!
$54.95
Sterling Silver
True Devotion Rings
Shop our exclusive True Devotion Rings for men and women! Designed by the Sisters and made of sterling silver.

Saint benedict center
Authentically Catholic
“We never give more honor to Jesus than when we honor his Mother…” ~Saint Louis Marie de Montfort