Throggs Neck is a narrow spit

Spit (landform)

A spit or sandspit is a deposition landform found off coasts. At one end, spits connect to land, and extend into the sea. A spit is a type of bar or beach that develops where a re-entrant occurs, such as at cove's headlands, by the process of longshore drift...

 of land in the southeastern portion of the borough

Borough (New York City)

New York City, one of the largest cities in the world, is composed of five boroughs. Each borough now has the same boundaries as the county it is in. County governments were dissolved when the city consolidated in 1898, along with all city, town, and village governments within each county...

 of the Bronx

The Bronx

The Bronx is the northernmost of the five boroughs of New York City. It is also known as Bronx County, the last of the 62 counties of New York State to be incorporated...

 in New York City

New York City

New York is the most populous city in the United States and the center of the New York Metropolitan Area, one of the most populous metropolitan areas in the world. New York exerts a significant impact upon global commerce, finance, media, art, fashion, research, technology, education, and...

. It demarcates the passage between the East River

East River

The East River is a tidal strait in New York City. It connects Upper New York Bay on its south end to Long Island Sound on its north end. It separates Long Island from the island of Manhattan and the Bronx on the North American mainland...

 (an estuary

Estuary

An estuary is a partly enclosed coastal body of water with one or more rivers or streams flowing into it, and with a free connection to the open sea....

), and Long Island Sound

Long Island Sound

Long Island Sound is an estuary of the Atlantic Ocean, located in the United States between Connecticut to the north and Long Island, New York to the south. The mouth of the Connecticut River at Old Saybrook, Connecticut, empties into the sound. On its western end the sound is bounded by the Bronx...

. "Throggs Neck" is also the name of the neighborhood of the peninsula, bounded on the north by East Tremont Avenue and Baisley Avenue, on the west by Westchester Creek

Westchester Creek

Westchester Creek is a tidal inlet of the East River located in the south eastern portion of The Bronx in New York City. It is 2.1 miles in length...

, and on the other sides by the River and the Sound. Throggs Neck was largely exempt from the severe urban decay

Urban decay

Urban decay is the process whereby a previously functioning city, or part of a city, falls into disrepair and decrepitude...

 that affected much of the Bronx in the 1970s.

Throggs Neck is at the northern approach to the Throgs Neck Bridge

Throgs Neck Bridge

The Throgs Neck Bridge is a suspension bridge opened on January 11, 1961, which carries Interstate 295 over the East River where it meets the Long Island Sound. The bridge connects the Throggs Neck section of the Bronx with the Bay Terrace section of Queens...

, which connects the Bronx with the neighborhood of Bay Terrace

Bay Terrace, Queens

Bay Terrace is an affluent neighborhood in the northeastern part of the New York City borough of Queens, and is often considered part of Bayside, despite Bayside's more suburban character. The construction of the Bay Terrace Cooperative apartment buildings and garden apartments in the 1950s, as...

 in the borough of Queens

Queens

Queens is the easternmost of the five boroughs of New York City. The largest borough in area and the second-largest in population, it is coextensive with Queens County, an administrative division of New York state, in the United States....

 on Long Island

Long Island

Long Island is an island located in the southeast part of the U.S. state of New York, just east of Manhattan. Stretching northeast into the Atlantic Ocean, Long Island contains four counties, two of which are boroughs of New York City , and two of which are mainly suburban...

.