St. William Catholic Church
620 Round Rock West Dr
Round Rock, TX 78681
(512) 255-4473
Office Hours
Monday - Friday
8:00am - 8:00pm
Saturday and Sunday
8:30am - 5:00pm
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About Our Parish
Saint William Catholic Church is located in Southwest Round Rock, Texas. Need directions? Click here
Saint William Catholic Church Mission
We are a caring family of faith, celebrating Jesus in worship and service.