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Feast of Our Lady of Guadalupe - Tuesday, December 12

Holy Day of Obligation - Solemnity of the Immaculate Conception of the Blessed Virgin Mary

Click to view the letter from our Pastor, Fr. Francisco... >>

A message from our pastor regarding new hymnals and lectionary.

I have always taken immense pride in the way our parishioners have risen to the occasion, offering unwavering support to our parish and diocese. Together, we embark on a mission to embody the Word not only in spirit but also in physical form...

Please join us for Thanksgiving at Saint William. View schedule >>

This weekend is an important one for the Diocese of Austin—it is the launch of our annual Catholic Services Appeal (CSA). This appeal impacts thousands of people in our diocese.

Kneeling is an incredibly powerful and significant posture for Christians. In fact, the ancient world, much like the world of today, saw kneeling as a sign of...

This multi-cultural event will begin by joining together in praying the Holy Rosary in various languages. A reception will immediately follow in the Parish Hall. Learn how you can participate this year >>

For the latest updates for 2023-2024 Registration, click here >>

Fr. Lourdhu was assigned as parochial vicar at Saint William Catholic Church, Round Rock, effective July 3, 2023. “Thank you, Saint William community, for your warm welcome. I look forward to continuing to get to know each of you in the coming weeks.” - Fr. Lourdhu

Click to read bio>>

All are invited to our next Welcome Sunday on Sunday, July 30, 2023 following the 7:30 am, 9:30 am, 11:30 am and 1:30 pm Masses. Meet some of the priests, staff, other parishioners, and ministries at Saint William all in one place. Learn more >>

July 16, 2023 - A Message from our Pastor - In the past year we have started to have healing classes, and unbound training for prayer teams in Spanish and English. Many of our parishioners who have attended have experienced the healing power of our God in deep in profound ways...

Liturgy defies time. That’s right. Whenever we enter into the Liturgy, we leave this world behind and enter into another one...

Registration is now open. >>

July 9, 2023 - When the Father spoke at creation, there came forth word and breath: Christ is the Word and the Holy Spirit is the Breath. As such, the spoken word is powerful (as we reflected on Sacred Scripture). But in order to make it even more sacred, the Word was made...

The Saint William community congratulates Maria Del Carmen Landaverde, parishioner of Saint William and ministry leader of the prayer group...

The Saint William Community is invited to join us for a farewell gathering for Deacon Michael Forbes immediately following the 5 pm Saturday Vigil Mass.

Men ages 14-18 are invited to attend this dinner with the Priests and Seminarians of Saint William. Parent form can be found here >>

May 28, 2023 - Holy Scripture (that is, the Holy Bible) has always been an integral part of the Mass. Indeed, the Mass is steeped in the Word; in fact, many of the texts are drawn from the Psalms ...