First Congregational Church of Key West is a Christian church in Key West, Florida. The church describes its mission as helping people explore their relationship with God and strengthen meaningful relationships in their lives. It presents itself as a distinct and diverse community of Christians united in faith and action, serving God through the Gospel of Jesus Christ and seeking a just and sustainable world. The church also notes its longstanding role in the life and development of Key West and its historical roots among former members of the United Methodist Church of Key West.