Holy Spirit Catholic Parish is in Duncanville, Texas south of Dallas, Texas. It is part of the Diocese of Dallas and was established on Pentecost Sunday, June 16, 1974. Holy Spirit Catholic Parish is the center of worship, religious formation, and a Christian Community serving Duncanville, Cedar Hill, DeSoto and Southwest Dallas. Currently, the parish boundaries cover 20 square miles and serve the pastoral needs of 4,100 families. Our parish continues to grow and flourish through God's blessings and the extraordinary sacrifices of our people.