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The fiscal year of 2022-2023 was an eventful year for our parish. Our evangelization, healing series, and prayer team training for adults has served hundreds of parishioners who have had encounters with our Risen Lord. After the hailstorm in April 2021, we got our education building back in use in September 2022 to start our Faith Formation year for nearly 1,100 students...

The Saint William parish community is excited to bring back the Unity Rosary again this year! 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 >>

Mass: Monday August 28, 2023 10 am at St. William Catholic Church

Mass: Saturday, August 26 at 1:30 pm in the Sacred Heart Chapel.

Mass: Wednesday, August 23, 2023 at 10 am at Saint William Catholic Church

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 ...

During the month of June, the Office of Ministry Life is accepting nominations for Pastoral Council. You may nominate yourself or another parishioner who you believe has the leadership qualities and interest to serve Saint William Parish. Learn more >>

June 3, 9 am - 12 pm Every person has been given gifts from the Holy Spirit. These are called “charisms” and they are used to build God’s kingdom on Earth. While many people are able to recognize their natural talents and abilities, they may be unsure of their charisms...

Registration is open for "Healing the Whole Person" and "Unbound: Freedom in Christ Part II", which are scheduled to start in June. Click to reserve your seat >>

May 7, 2023 - One of the most important principals of the Christian faith is that of sacrifice...