The ATLANTIC UNION CONFERENCE is the headquarters for the Seventh-day Adventist Church in the Northeastern Region of the United States and Bermuda. It provides coordination for six local conferences: Bermuda, Greater New York, New York, Northeastern, Northern New England and Southern New England located in Connecticut, Maine, Massachusetts, New Hampshire, New York, Rhode Island, Vermont and the islands of Bermuda. There are 124,283 members worshiping in 598 churches and 75 companies.
| Territory: | Islands of Bermuda | ||
| Membership: | 4,027 | ||
| Churches: | 11 | ||
| Companies: | 1 |
| Territory: | That portion of New York State including New York City and the counties of Columbia, Dutchess, Greene, Nassau, Orange, Putnam, Rockland, Suffolk, Sullivan, Ulster and Westchester. | ||
| Membership: | 30,893 | ||
| Churches: | 160 | ||
| Companies: | 25 |
| Territory: | That portion of the State of New York north and west of Sullivan, Ulster, Greene, and Columbia Counties. |
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| Membership: | 5,902 | |||||
| Churches: | 65 | |||||
| Companies: | 3 |
| Territory: | Regional constituency of Connecticut, Maine, Massachusetts, New Hampshire, New York, Rhode Island and Vermont. | ||
| Membership: | 58,727 | ||
| Churches: | 182 | ||
| Companies: | 23 |
NORTHERN NEW ENGLAND CONFERENCE
| Territory: | Maine, New Hampshire, and Vermont. | ||
| Membership: | 5,203 | ||
| Churches: | 56 | ||
| Companies: | 5 |
SOUTHERN NEW ENGLAND CONFERENCE
| Territory: | Connecticut, Massachusetts, and Rhode Island. | ||
| Membership: | 18,980 | ||
| Churches: | 124 | ||
| Companies: | 18 |
Source: Atlantic Union Conference Third Quarter 2018 Statistical Report.