Population 814 (2017)^[1] Density 31/km^2 (81/sq mi) Time zone UTC−5 (Eastern) Summer (DST) UTC-5 (CDT) ZIP Code(s) 61467 Area code 641 FIPS code 46-31940^[5] GNIS feature ID 0652314^[4] South Haven Downtown South Haven South Jamesport Speonk Strongs Neck Upton Water Island West Manor Reservations Poospatuck Shinnecock