The Diocese of Paterson includes the three counties of Passaic, Morris, and Sussex in northern New Jersey, under the leadersh ... ip of Bishop Arthur Joseph Serratelli . The diocese is blessed with urban, suburban, and rural parishes. Our parishes, schools, agencies, hospitals, and ministries help to serve the 425,000 Catholics who live in the diocese. We are committed to building a community which is truly Catholic, united in our adherence to the faith handed down through the ages from the apostles. We invite you to learn more about our community of faith. We offer our services to those in need, and for those who wish to serve, we offer many opportunities. read more