This tract was selected by Bishop Machebeuf for the first permanent church in Colorado. Here was built a Jacal (Picket) church, later replaced by a larger church. The first parish of Colorado was erected 100 years ago with Our Lady of Guadalupe as patron by John B. Lamy, first bishop of Sante Fe. Father Montano was the first pastor.
The finished church dedicated by bishop Lamy on December 12th 1863, was under the Jesuit Fathers 1871-1920. Since 1920. Since 1920 it has been under the Theatine Fathers. Fire destroyed the on Ash Wednesday, 1926.
John Henry Tihen, third bishop of Denver, dedicated a new church on December 12, 1927.