Directory · Church
Part of State of the City, the Greater Austin Mission Society's public record of the church in the Austin metro.
Saint William Catholic Church
Church · Catholic
Saint William Catholic Church is a Roman Catholic parish of the Diocese of Austin in Round Rock, tracing its beginnings to a first Mass in 1916 and dedicated under its present name in 1940. One of the largest parishes in the diocese, it serves more than 25,000 active members with ministries in English and Spanish.
- Languages
- English, Spanish
- Founded
- 1940
- Website
- Open the website
- Division
- Round Rock and Georgetown
Record last verified July 29, 2026.Suggest a correction
Where it stands
Drawing the ground around this church
The map of this neighborhood is on the web page.
620 Round Rock W Dr, Round Rock, TX 78681, United States
One of 160 congregations we count in the Round Rock and Georgetown division, where there is roughly one church for every 2,120 residents. Across the fifteen divisions it is one for every 1,980. You can pray for this division.
From the Society database as of 2026-10-10, rebuilt monthly.
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