Gate City Church is a Christian church in downtown Nashua, New Hampshire. Its mission centers on building bridges to Greater Nashua and the world and boldly proclaiming the Gospel of Jesus Christ. The church describes itself as a Word and Spirit church, emphasizing Biblical truth, the direction of the Holy Spirit, and a community marked by life and love. In 1995, Gate City Church purchased the Greeley House on the Nashua River for administrative offices, youth ministries, and a counseling center.