page_title: Roman Catholic Archdiocese of Galveston–Houston
hierarchical_section_title: Roman Catholic Archdiocese of Galveston–Houston
caption_attribution_description: English: St. Mary's Cathedral Basilica, Archdiocese of Galveston - Houston, in Galveston, Texas, USA Español: Catedral Basílica de Santa María en Galveston.
context_page_description: The Roman Catholic Archdiocese of Galveston–Houston encompasses 8,880 square miles of ten counties in the southeastern area of Texas: Galveston, Harris, Austin, Brazoria, Fort Bend, Grimes, Montgomery, San Jacinto, Walker and Waller.
  The chancery of the archdiocese is located in Downtown Houston. The archdiocese's first cathedral church is St. Mary Cathedral Basilica in Galveston, with a co-cathedral, the Co-Cathedral of the Sacred Heart, located in Downtown Houston. The co-cathedral is used for all major archdiocesan liturgies.
context_section_description: The Roman Catholic Archdiocese of Galveston–Houston (Latin: Archidioecesis Galvestoniensis–Houstoniensis) encompasses 8,880 square miles (23,000 km²) of ten counties in the southeastern area of Texas: Galveston, Harris, Austin, Brazoria, Fort Bend, Grimes, Montgomery, San Jacinto, Walker and Waller.
  The chancery of the archdiocese is located in Downtown Houston. The archdiocese's first cathedral church is St. Mary Cathedral Basilica in Galveston, with a co-cathedral, the Co-Cathedral of the Sacred Heart, located in Downtown Houston. The co-cathedral is used for all major archdiocesan liturgies.
caption: St. Mary's Cathedral Basilica
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