In addition to the three principal islands of

New York City New York, often called New York City or NYC, is the most populous city in the United States. With a 2020 population of 8,804,190 distributed over , New York City is also the most densely populated major city in the Un ...

—

Manhattan Island Manhattan (), known regionally as the City, is the most densely populated and geographically smallest of the five boroughs of New York City. The borough is also coextensive with New York County, one of the original counties of the U.S. state ...

Staten Island Staten Island ( ) is a borough of New York City, coextensive with Richmond County, in the U.S. state of New York. Located in the city's southwest portion, the borough is separated from New Jersey by the Arthur Kill and the Kill Van Kull a ...

and part of

Long Island Long Island is a densely populated island in the southeastern region of the U.S. state of New York, part of the New York metropolitan area. With over 8 million people, Long Island is the most populous island in the United States and the 18th ...

—each borough contains several smaller islands. New York City contains about 36 to 42 islands in total.

The Bronx

* Hunter Island, no longer an island, part of

Pelham Bay Park Pelham Bay Park is a municipal park located in the northeast corner of the New York City borough of the Bronx. It is, at , the largest public park in New York City. The park is more than three times the size of Manhattan's Central Park. The pa ...

* Twin Island, no longer an island, part of Pelham Bay Park * Goose Island, Hutchinson River, part of Pelham Bay Park * North Brother Island (

East River The East River is a saltwater Estuary, tidal estuary in New York City. The waterway, which is actually not a river despite its name, connects Upper New York Bay on its south end to Long Island Sound on its north end. It separates the borough o ...

) * South Brother Island (East River) * Pelham Islands, historical name for a group of mostly uninhabited islands in western

Long Island Sound Long Island Sound is a marine sound and tidal estuary of the Atlantic Ocean. It lies predominantly between the U.S. state of Connecticut to the north and Long Island in New York to the south. From west to east, the sound stretches from the E ...

** The Blauzes ** Chimney Sweeps Islands ** City Island, only inhabited island in the borough ** Hart Island **

High Island Geologically, a high island or volcanic island is an island of volcanic origin. The term can be used to distinguish such islands from low islands, which are formed from sedimentation or the uplifting of coral reefs (which have often formed ...

** Rat Island *

Rikers Island Rikers Island is a island in the East River between Queens and the Bronx that contains New York City's main jail complex. Named after Abraham Rycken, who took possession of the island in 1664, the island was originally under in size, but has ...

(East River), location of New York City's jail

Brooklyn

* Canarsie Pol, uninhabited, island in

Jamaica Bay Jamaica Bay is an estuary on the southern portion of the western tip of Long Island, in the U.S. state of New York. The estuary is partially man-made, and partially natural. The bay connects with Lower New York Bay to the west, through Rockawa ...

Coney Island Coney Island is a peninsular neighborhood and entertainment area in the southwestern section of the New York City borough of Brooklyn. The neighborhood is bounded by Brighton Beach and Manhattan Beach to its east, Lower New York Bay to the s ...

, no longer an island *

Prospect Park Lake Prospect Park is an urban park in Brooklyn, New York City. The park is situated between the neighborhoods of Park Slope, Prospect Heights, Prospect Lefferts Gardens, Flatbush, and Windsor Terrace, and is adjacent to the Brooklyn Museum, Gra ...

islands, ** Chaim Baier Music Island ** Duck Island ** Three Islands *

Mau Mau Island Mau Mau Island, also called White Island, is a small uninhabited island in the New York City borough of Brooklyn, located between Gerritsen Creek and Mill Creek in the Marine Park recreation area. Historically, the area around Mau Mau Island wa ...

(also called White Island), located in Marine Park *

Ruffle Bar Ruffle Bar is a island located in Jamaica Bay in the borough of Brooklyn in New York City, off the coast of Canarsie. The island is part of the Jamaica Bay Wildlife Refuge, and lies just east of the former Barren Island, where Floyd Bennett Fi ...

(Jamaica Bay)

Manhattan

Ellis Island Ellis Island is a federally owned island in New York Harbor, situated within the U.S. states of New York and New Jersey, that was the busiest immigrant inspection and processing station in the United States. From 1892 to 1954, nearly 12 mill ...

(

New York Harbor New York Harbor is at the mouth of the Hudson River where it empties into New York Bay near the East River tidal estuary, and then into the Atlantic Ocean on the east coast of the United States. It is one of the largest natural harbors in t ...

), shared with

New Jersey New Jersey is a state in the Mid-Atlantic and Northeastern regions of the United States. It is bordered on the north and east by the state of New York; on the east, southeast, and south by the Atlantic Ocean; on the west by the Delaware ...

Governors Island Governors Island is a island in New York Harbor, within the New York City borough of Manhattan. It is located approximately south of Manhattan Island, and is separated from Brooklyn to the east by the Buttermilk Channel. The National Park S ...

(New York Harbor) *

Liberty Island Liberty Island is a federally owned island in Upper New York Bay in the United States. Its most notable feature is the Statue of Liberty (''Liberty Enlightening the World''), a large statue by Frédéric Auguste Bartholdi that was dedicated in ...

(New York Harbor) * Mill Rock (East River) * Randalls, Wards, and Sunken Meadow Island, joined by

landfill A landfill site, also known as a tip, dump, rubbish dump, garbage dump, or dumping ground, is a site for the disposal of waste materials. Landfill is the oldest and most common form of waste disposal, although the systematic burial of the waste ...

(East River) *

Roosevelt Island Roosevelt Island is an island in New York City's East River, within the borough of Manhattan. It lies between Manhattan Island to the west, and the borough of Queens, on Long Island, to the east. Running from the equivalent of East 46th to 8 ...

(East River) *

U Thant Island U Thant Island (officially Belmont Island) is a small artificial island or islet in the borough of Manhattan in New York City. The island, created during the construction of the Steinway Tunnel directly underneath, is the smallest island in Man ...

, legally Belmont Island (East River)

Queens

* Hog Island, destroyed * Prince of Wales Island (Jamaica Bay) * Rulers Bar Hassock, home to

Broad Channel Broad Channel is a neighborhood in the southern portion of the New York City borough of Queens. It occupies the southern portion of Rulers Bar Hassock (known colloquially as "Broad Channel Island"), the only inhabited island in Jamaica Bay. The ...

(Jamaica Bay) * Ruffle Bar (Jamaica Bay) * Subway Island / Winhole Hassock (Jamaica Bay)

Staten Island

Isle of Meadows Isle of Meadows is a uninhabited island in the New York City borough of Staten Island in the United States. It is located along the western side of Staten Island, where Fresh Kills empties into the Arthur Kill. The island is owned by the city o ...

(

Arthur Kill The Arthur Kill (sometimes referred to as the Staten Island Sound) is a tidal strait between Staten Island (also known as Richmond County), New York and Union and Middlesex counties, New Jersey. It is a major navigational channel of the Port of N ...

) *

Prall's Island Prall's Island is an uninhabited island in the Arthur Kill between Staten Island, New York, and Linden, New Jersey, in the United States. The island is one of the minor islands that are part of the borough of Staten Island in New York City. ...

(Arthur Kill) *

Shooters Island Shooters Island is a uninhabited island at the southern end of Newark Bay, off the North Shore of Staten Island in New York City. The boundary between the states of New York and New Jersey runs through the island, with a small portion on the ...

(

Kill van Kull __NOTOC__ The Kill Van Kull is a tidal strait between Staten Island, New York and Bayonne, New Jersey in the United States. It is approximately long and wide and connects Newark Bay with Upper New York Bay. The Robbins Reef Light marks the ea ...

), shared with New Jersey *

Hoffman Island Hoffman Island is an artificial island in the Lower New York Bay, off the South Beach of Staten Island, New York City. A smaller, artificial island, Swinburne Island, lies immediately to the south. Created in 1873 upon the Orchard Shoal by the ...

(

Lower New York Bay Lower New York Bay is a section of New York Bay south of the Narrows (the strait between Staten Island and Brooklyn). The eastern end of the Bay is marked by two spits of land, Sandy Hook, New Jersey, and Rockaway, Queens. The waterway bet ...

) *

Swinburne Island Swinburne Island is a artificial island in Lower New York Bay, east of Staten Island in New York City. It was used for quarantine of immigrants. Swinburne Island is the smaller of two nearby islands, the other being Hoffman Island to the north ...

(Lower New York Bay)

References

{{New York City Islands Islands, Smaller