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!

Brothers MICM group

The Brothers

The Brothers, Slaves of the Immaculate Heart of Mary  live a life of Total Consecration to Jesus through Mary

Confirmations at Immaculate Heart of Mary Chapel

The Chapel

Immaculate Heart of Mary Chapel is blessed to have the Latin Tridentine Mass daily and is open to the public.

Sisters MICM group

The Sisters

The Sisters, Slaves of the Immaculate Heart of Mary live a traditional active religious life of Total Consecration to Mary.

All public Masses have been suspended per Bishop McManus until further notice.
Please pray for an end to the Coronavirus.

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

Saint Paul Miki Housetops

Saint Paul Miki Housetops

You don't want to miss the most recent issue of From the Housetops that features the story of Saint Paul Miki and the Japanese Martyrs! It is the story of twenty-six uncompromising heroes of the Faith who gave their lives for preaching the Gospel of Christ. What was...

The Holy Family

The Holy Family

A short meditation on the Holy Family read by Brother Anthony Marie, MICM. Video footage of the Christmas decor of Immaculate Heart of Mary Chapel and the manger displayed during the Christmas season. Produced by the Brothers MICM.

Giving Tuesday Video

Giving Tuesday Video

A giant "Thank You" to all who supported our apostolates here at Saint Benedict Center this December! Our campaign to raise the $200,000 to cover the steel and the rest of the foundation for our School Expansion Project began with Giving Tuesday (the annual global day...

Festive Fundraising

Festive Fundraising

We decked the hall… MacIsaac Hall that is, and made everything jolly and bright for the first ever Christmas Festival held here at Saint Benedict Center on Saturday, December 14, 2019! When the doors opened at 9 a.m., visitors entered a gym/hall that was transformed...

IHM Bazaar

IHM Bazaar

Thanks to hard work of our volunteers and the wonderful spirit of camaraderie, the IHM Fall Bazaar was the biggest success this year! The overcast weather of October 12th only accentuated the vibrant colors of the foliage, bringing more customers than ever before to...

Ground Breaking

Ground Breaking

Finally, after a year of planning, construction for the addition to Immaculate Heart of Mary school has begun. Below are some pictures of our ground breaking ceremony which took place October 7th.  We chose to begin on the feast of the Most Holy Rosary.  It was a long...

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

Saint Benedict Center
$79.95

Sterling Silver
True Devotion Bracelet

The Chains of Holy Slavery to Jesus through Mary for souls that have made their Total Consecration! 

$44.95

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