List of islands of the Northeast United States

Fairfield County

 * Carting Island, Stratford
 * Goose Island, Stratford
 * Long Island, Stratford
 * Norwalk Islands, Norwalk
 * Peacock Island, Stratford
 * Pope's Flat, Stratford

Middlesex County

 * Cedar Island, Clinton
 * Duck Island, Westbrook
 * Menunketesuck Island, Westbrook
 * Salt Island, Westbrook

New Haven County

 * Charles Island, Milford
 * Duck Island, Milford
 * Fowler Island, Milford
 * Nells Island, Milford
 * Thimble Islands, Branford

New London County

 * Ram Island, Stonington
 * North Brother Island, East Lyme
 * South Brother Island, East Lyme

New Jersey

 * Absecon Island
 * Artificial Island
 * Brigantine Island
 * Burlington Island
 * Cape Island
 * Cedar Bonnet Islands
 * Chadwick Beach Island
 * Dildine Island
 * Ellis Island
 * Long Beach Island
 * Ludlam Island
 * Newbold Island
 * Ocean City
 * Pelican Island
 * Petty Island
 * Pullen Island
 * Raccoon Island
 * Robbins Reef Light
 * Seven Mile Island
 * Shooters Island
 * Tocks Island
 * The Wildwoods

New York

 * Alger Island
 * Barnum Island
 * Broad Channel Island
 * Brother Island (Niagara River)
 * Carleton Island
 * City Island
 * Coney Island (formerly an actual island)
 * Ellis Island
 * Fire Island
 * Fishers Island
 * Gardiners Island
 * Goat Island
 * Governors Island
 * Grand Island
 * Hart Island
 * High Island
 * Hoffman Island
 * Isle of Meadows
 * Jones Beach Island
 * Liberty Island
 * Long Beach Island
 * Long Island
 * Manhattan Island
 * Mill Rock
 * North Brother Island
 * North Dumpling Island
 * Plum Island
 * Pollepel Island
 * Prall's Island
 * Randall's Island
 * Rat Island
 * Rikers Island
 * Roosevelt Island
 * Shelter Island
 * Shooters Island
 * South Brother Island
 * Staten Island
 * Swinburne Island
 * Thousand Islands
 * Three Sisters Islands
 * Unity Island (formerly known as Squaw Island)
 * U Thant Island (Belmont Island)
 * Valcour Island
 * Wards Island

Pennsylvania

 * Bald Eagle Island
 * Barbadoes Island
 * Bayshore Island
 * Big Chestnut Island
 * Brunner Island
 * Brunot Island
 * Brushy Island
 * City Island
 * Cogley Island
 * Davis Island
 * Deep Water Island
 * Duncan Island
 * Eagle Island
 * Else Island
 * Ely Island
 * Getter's Island
 * Green Island
 * Haldeman Island
 * Hendrick Island
 * Hennery Island
 * Georgetown Island
 * Herr's Island
 * Hill Island
 * Jacks Island
 * Little Chestnut Island
 * Little Tinicum Island
 * Lower Bear Island
 * Mt. Johnson Island
 * Murphy Island
 * Nancy's Island
 * Neville Island
 * Nicholson Island
 * Ninemile Island
 * Phillis Island
 * Piney Island
 * Rookery Island
 * Ross Island
 * Sassafras Island
 * Shad Island
 * Shelley Island
 * Sicily Island
 * Sixmile Island
 * Sycamore Island
 * Three Mile Island
 * Tinicum Island
 * Turkey Island
 * Twelvemile Island
 * Upper Bear Island
 * Urey Island
 * Wildcat Island
 * Wolf Island

Rhode Island

 * Albro Island
 * Aquidneck Island
 * Barker Island
 * Beach Island
 * Beef Island
 * Bill Island
 * Bills Island
 * Block Island
 * Browning Isles - historical
 * Bush Island
 * Castle Island
 * Cedar Island - Lat. - 41.377'N/Lon. - 71.613'W, Kingston, Washington County
 * Cedar Island - Lat. - 41.404'N/Lon. - 71.503'W, Kingston, Washington County
 * Chepiwanoxet Island - historical
 * Coaster's Harbor Island
 * Conanicut Island
 * Cornelius Island
 * Crab Island
 * Cranberry Island
 * Cummock Island
 * Despair Island
 * Dutch Island
 * Dyer Island
 * East Island
 * Flower Island
 * Fort Island
 * Fox Island
 * Gardner Island - Lat. - 41.380'N/Lon. - 71.539'W, Kingston, Washington County
 * Gardner Island - Lat. - 41.406'N/Lon. - 71.508'W, Kingston, Washington County
 * Gingerbread Island
 * Goat Island
 * Goose Island - Kingston, Washington County
 * Goose Island - Narragansett Pier, Washington County
 * Gooseberry Island - Newport, Newport County
 * Gooseberry Island - Prudence Island, Newport County
 * Gooseberry Island - Narragansett Pier, Washington County
 * Gooseberry Island - Lat. - 41.373'N/Lon. - 71.618'W, Kingston, Washington County
 * Gooseberry Island - Lat. - 41.385'N/Lon. - 71.517'W, Kingston, Washington County
 * Gould Island - Prudence Island, Newport County
 * Gould Island - Tiverton, Newport County
 * Governors Island
 * Great Island
 * Greene Island
 * Harbour Island
 * Hazard Island
 * Heather Island
 * Hen Island
 * Hog Hill Island
 * Hog Island
 * Hope Island
 * Horace Island
 * The Hummocks
 * Jacks Island
 * Jacob Island
 * Jonathan Island
 * Kedinker Island
 * Lime Rock
 * Little Comfort Island
 * Little Cormorant Rock
 * Little Island - Bristol, Bristol County
 * Little Island - East Providence, Bristol County
 * Marsh Island
 * Oak Island
 * Page Island
 * Pancake Island
 * Patience Island
 * Phillips Island
 * Pine Island
 * Plato Island
 * Pomham Rocks Island
 * Potato Island
 * Prudence Island
 * Rabbit Island
 * Ram Island - Kingston, Washington County
 * Ram Island - Narragansett Pier, Washington County
 * Rat Island
 * Rhode Island
 * Rock Island - East Greenwich, Kent County
 * Rock Island - Providence, Providence County
 * Rose Island
 * Rye Island
 * Sagebed Island
 * Sandy Point Island
 * Sassafras Island
 * Sauks Island - Lat. - 41.371'N/Lon. - 71.646'W, Quonochontaug, Washington County
 * Sauks Island - Lat. - 41.369'N/Lon. 71.651'W, Quonochontaug, Washington County
 * Seal Island
 * Sedge Beds
 * Shell Island
 * Skippers Island
 * Snake Island
 * Spar Island
 * Spectacle Island
 * Star Island
 * Starve Goat Island - historical
 * Stevens Island
 * Sunshine Island - historical
 * Tommy Island
 * Twin Islands
 * Walker Island
 * Ward Island
 * West Island
 * Whale Rock

Vermont

 * Ball Island
 * Beartrap Island
 * Bell Island
 * Bixby Island
 * Black Island
 * Bond Island
 * Burton Island
 * Butler Island
 * Button Island
 * Carleton Prize
 * Cave Island
 * Cedar Island - Chittenden County
 * Cedar Island - Grand Isle County
 * Cloak Island
 * Coates Island
 * Cove Island
 * Dameas Island
 * Dean Island
 * Derway Island
 * Diamond Island
 * Fish Bladder Island
 * Fox Island
 * Garden Island
 * Gardiner Island
 * Gleason Island
 * Grand Isle
 * Gull Island
 * Gull Rock
 * Halls Island
 * Hemlock Island
 * Hen Island
 * Hog Island
 * Hollands Pasture Island
 * Horseneck Island
 * Huntley Island
 * Isle La Motte
 * Juniper Island
 * Kellogg Island
 * Knight Island
 * Lapham Island
 * Law Island
 * Lazy Lady Island
 * Long Point Island
 * Marble Island
 * Mason Island
 * Meach Island
 * Metcalfe Island
 * Isla la Motte
 * Mud Island
 * Mudgett Island
 * Neshobe Island
 * Noaks Island
 * North Hero Island
 * Picket Island
 * Pine Island - Chittenden County
 * Pine Island - Grand Isle County
 * Popasquash Island
 * Providence Island
 * Province Island
 * Queneska Island
 * Rabbit Island
 * Rock Island - Addison County
 * Rock Island - Franklin County
 * Savage Island
 * Sawyer Island
 * Shad Island
 * Ship Point
 * Sister Islands
 * Sloop Island
 * South Hero Island
 * Stave Island
 * Streeter Island
 * Sunken Island
 * Sunset Island
 * Tara Island
 * Woods Island
 * Young Island