St. John the Evangelist Roman Catholic Church

Goodwill African Methodist Episcopal Zion Church is a Methodist church in Riverhead, New York, in the Wesleyan tradition of grace, holiness, and service. The congregation welcomes all who seek to grow in faith and love.

Seventh-Day Adventist Church Riverhead is a Seventh-day Adventist congregation serving Riverhead, New York. This community gathers on Saturday for worship, Bible study, and fellowship, anticipating the second coming of Christ.

Community Baptist Church is a Baptist congregation serving Riverhead, New York. Grounded in biblical teaching and believer's baptism, this church community gathers for worship, fellowship, and outreach to the local community.

Visitors can explore the grounds of this 18th-century, still-active mission, the state's first.

Catholic cathedral & landmark built in early 19th century, formerly seat of Archdiocese of New York.

St. Mark Catholic Church is a missionary community focused on fostering the reign of God through the Good News and service to the poor and the earth.

St. Paul the Apostle Church is a welcoming parish established by the Paulist Fathers in 1858, serving diverse communities including families, seniors, and the LGBTQ+ community through prayer, service, and outreach.

Queen of Peace Catholic Parish is a Catholic church community offering traditional sacraments, liturgies, and religious education while serving a diverse congregation including Spanish-speaking members.