The Parish of St. Agnes Cathedral We, the parish of Saint Agnes Cathedral, a community of believers, proclaim the presence of Christ in the world through Word, Sacrament and deeds.  Affirming the sanctity of each person, we minister to all by committing ourselves to renewal, formation, and living the Gospel. St. Agnes Cathedral is the diocesan cathedral for the Diocese of Rockville Centre. For more information, visit: www.stagnescathedral.org.