The Episcopal Diocese of Long Island is the diocese of the Episcopal Church in the United States of America with jurisdiction over the counties of Kings, Queens, Nassau and Suffolk, which comprise Long Island, New York. It is in Province 2 and its cathedral, the Cathedral of the Incarnation, is located in Garden City, as are its diocesan offices.
The diocese reported 43,367 members in 2015 and 36,280 members in 2023; no membership statistics were reported in 2024 parochial reports. Plate and pledge income for the 128 filing congregations of the diocese in 2024 was $23,760,724. Average Sunday attendance (ASA) was 8,287 persons.
On the Feast of Theodore of Tarsus, September 19, 2009, Lawrence C. Provenzano was ordained and consecrated as Bishop Coadjutor of the Episcopal Diocese of Long Island. He officially took office as Bishop of Long Island at the Diocesan Convention November 14, 2009, and was seated at the Cathedral of the Incarnation on November 22, 2009. On December 10, 2024, Provenzano announced he would retire in September 2026.
The bishops of Long Island have been:
1. Abram Newkirk Littlejohn, (1868âÂÂ1901)<br /> 2. Frederick Burgess, (1901âÂÂ1925)<br /> 3. Ernest M. Stires, (1925âÂÂ1942)<br />
4. James P. deWolfe, (1942âÂÂ1966)<br />
5. Jonathan G. Sherman, (1966âÂÂ1977)<br />
6. Robert C. Witcher, (1977âÂÂ1991)<br />
7. Orris George Walker, (1991âÂÂ2015)<br />
8. Lawrence C. Provenzano, bishop (2009âÂÂpresent)<br />
The Diocese has benefited from large endowments, for example, $10,000 given in 1908 by Roslyn, New York resident John Ordronaux.
In 2023, as part of the Uncovering Parish Histories project, the diocese started to investigate its connections to slavery and abolition.