Cathedral Basilica of the Immaculate Conception serves as the mother church for the growing religious group of nearly 500,000 Catholics, distributed across northern Colorado in 144 parishes and Missions. The church has more than 700 households; the cathedral parish is a spiritual sanctuary. The windows are considered amongst the world's most beautiful. There are 75 windows of every religion in America, more than any other Church. Cathedral Basilica of the Immaculate Conception offers a study of the Bible, sports clubs, pilgrimages, and social events on Sunday night. The cornerstone was laid in 1906, and Father Mac was appointed rector of the Cathedral on July 26, 1908. Cathedral Basilica of the Immaculate Conception choir sings both modern hymns provided in the form of refrain/antiphon and contemporary Catholic classical songs ministries of liturgy available in the Cathedral.

Holy Ghost Church was dedicated in 1943. They are studying their parish events and seeing how you can get involved with the church from social work, RCIA, lecturers, religious education and clubs, and bible study. It specializes in preaching, confessions, retreats, and spiritual guidance. The church has a warm, light, and elegant atmosphere made beautiful by its pure lines and the delicacy of detail. They are here to provide you with guidance on your spiritual journey. They guide men and women who are hoping to experience the joy of encountering the Lord through the scriptures. The visitor to the Holy Ghost Church is greeted with stunning elegance with the edifice's exterior. A majestic tower ascends 110 feet above the intersection, surmounted by a bronze cross of six feet. The church's stained-glass windows are full of Old and New symbols. Holy Ghost Church provides career opportunities and continuing education for spiritual directors.

Saint John's Cathedral is an inclusive, accepting, and worship-centric community of faith dedicated to building a more profound knowledge of belonging to God and supporting others in society. The church has been an integral part of worship in this sacred space for over 140 years. They share the loving presence of God in Christ with all who enter their doors through the union of Word, Sacrament, and music. The Cathedral continues its rich Anglican tradition of traditional service along with the tradition of forward-looking, public service. Saint John's Cathedral strives to give their community and the broader Church leadership and services. The hymns, Psalms, and anthems were sung each week to serve as a musical complement to the liturgy. Saint John's Cathedral provides wheelchair access and reconfigures the Roberts Building's basement and first floors. Here, Nursery cares are also available.