Thornton Location First Saturday of Each Month Prayer in the Square gatherings meet locally the First Saturday of every month. All First Saturdays Holy Cross Catholic Church **This site will meet at 10 a.m. for Rosary and Chaplet in Spanish.** Parish address: 9371 Wigham St. Thornton, CO 80229 Contact: Laura Acosta at 720-365-0911. Questions? 720-799-9265 Need a different language?