Suffragan diocese Rockville Centre, New York, United States
Diocese of Rockville Centre
Petropolitan(us) in Insula Longa
Latin Church
The Diocese of Rockville Centre is a Latin Rite diocese covering Nassau and Suffolk counties on Long Island, New York. Erected in 1957, it is a suffragan of the Archdiocese of New York and is led by Bishop John O. Barres, appointed in 2017.
On the map
Every see on one map: browse the dioceses. Churches with recorded hours: find Mass times.
- Established
- 1957
- Catholics
- 1,531,445
- Priests
- 402
- Territory
- 3,103 km²
Parishes and churches
133 listed churches in our records. Open a parish for Mass times, confession, directions and sources where recorded.
- St. Agnes CathedralRockville Centre · CathedralMass times recorded
- Assumption of the Blessed Virgin MaryCentereachMass times recorded
- Blessed SacramentValley StreamMass times recorded
- Christ the KingCommackMass times recorded
- Corpus ChristiMineolaMass times recorded
- Cure of ArsMerrickMass times recorded
- Good ShepherdHolbrookMass times recorded
- Holy CrossNesconsetMass times recorded
- Holy FamilyHicksvilleMass times recorded
- Holy Name of JesusWoodburyMass times recorded
- Holy Name of MaryValley StreamMass times recorded
- Holy SpiritNew Hyde ParkMass times recorded
- Immaculate ConceptionWesthampton BeachMass times recorded
- Infant JesusPort JeffersonMass times recorded
- Maria ReginaSeafordMass times recorded
- Mary ImmaculateBellportMass times recorded
- Most Holy TrinityEast HamptonMass times recorded
- Notre DameNew Hyde ParkMass times recorded
- Our Holy RedeemerFreeportMass times recorded
- Our Lady of FatimaManorhavenMass times recorded
- Our Lady of Good CounselInwoodMass times recorded
- Our Lady of GraceWest BabylonMass times recorded
- Our Lady of HopeCarle PlaceMass times recorded
- Our Lady of LorettoHempsteadMass times recorded
- Our Lady of LourdesMalverneMass times recorded
- Our Lady of LourdesMassapequa ParkMass times recorded
- Our Lady of LourdesWest IslipMass times recorded
- Our Lady of MercyHicksvilleMass times recorded
- Our Lady of Mount CarmelPatchogueMass times recorded
- Our Lady of OstrabramaCutchogueMass times recorded
This is our recorded coverage, not an official diocesan parish count. Confirm service times with the parish before travelling.
The bishop
- Bishop
- John O. Barres
- Born
- 20 September 1960
- Birthplace
- Port Chester
Explore the ministry of the bishop.
The cathedral
St. Agnes Cathedral stands in Rockville Centre, the church that holds the cathedra from which this see takes its name.
On what a cathedral is, see the cathedral; every see church on earth is gathered at the cathedrals.
History
Serving the Long Island region of New York State, the Diocese of Rockville Centre (Latin: Dioecesis Petropolitana in Insula Longa, lit. 'Diocese of Rockville on Long Island') was founded in 1957 from territory that had belonged to the Diocese of Brooklyn. A suffragan of the Archdiocese of New York, it has its cathedral at St. Agnes Cathedral in Rockville Centre, New York. John Barres is the bishop.
This see in the wire
Stories that name this see
The wire's resolver matched this see in the text of each story.
- Bishop Louis Tylka announces St. Mary Catholic Church in El Paso, Illinois, to be part of world's first parish named for Blessed Fulton J. Sheen on December 9.
- Diocese of Rockville Centre sues New York State over assisted suicide law
- Sisters win temporary stay in NY assisted suicide lawsuit
Filed by the see itself
Published on the see's own news feed. A diocese reports on the whole Church, so these are often about somewhere else.
- Bishop Barres celebrates Saints Monica and Augustine memorials
- Bishop Barres writes to priests
- Marianist Province of Meribah celebrates Golden Jubilee Mass
- Bishop Barres writes to deacons
- Diocese of Rockville Centre publishes Nightwatch 2026-27 Holy Hours Schedule
20 stories in the wire either name this see or come from its own feed. Read the wire.