St. Catherine of Siena American National Catholic Church is an all embracing, inclusive and welcoming Catholic Church. We are a faith community in the Catholic tradition that embraces all into full participation in the sacramental life of the church.
We are a viable option for those seeking to feel at home in a valid Catholic community, which strives to teach and live the gospels of Christ. We try to fulfill Christ’s admonition to love one another as God loves us. St Catherine of Siena American National Catholic Church is a place for contemporary Catholics, seeking to learn about God and God’s will, to reach out and share what they have learned and experienced.
Join us on the journey as we witness the love of God here in St Louis. Begin your journey by discovering what makes St. Catherine of Siena’s unique. Click here for a simple resource guide of how St. Catherine’s is different from the Roman Catholic Church.
St. Catherine of Siena ANCC 826 Union Blvd. St. Louis, MO 63108Come and See!
Parishioner Registration Form
To register as a new parishioner or to update your current contact information for the parish directory, please download and complete the Parishioner Registration Form and return to the parish or place in the offering plate at mass.





