Question: What suburban county on Long Island and the easternmost county in the U.S. state of New York is the location of a village called Lindenhurst?

Context paragraphs:
Suffolk County, New York: Suffolk County is a suburban county on Long Island and the easternmost county in the U.S. state of New York.  As of the 2010 census, the county's population was 1,493,350, estimated to have decreased to 1,492,583 in 2016, making it the fourth-most populous county in New York.  Its county seat is Riverhead, though most county offices are located in Hauppauge.  The county was named after the county of Suffolk in England, from where its earliest European settlers came.

Partition and secession in New York: There are or have been several movements regarding secession from the U.S. state of New York.  Only one of them – the state of Vermont – succeeded.  The most prominent amongst the unsuccessful ones was for the proposed state of Long Island, consisting of everything on the island outside New York City; a state called Niagara, the western counties of New York state; the northern counties of New York state called Upstate New York; making the city of New York a state; a proposal for a new Peconic County on eastern Long Island; and for the boroughs of Staten Island and Brooklyn to secede from New York City.

Lindenhurst Senior High School: Lindenhurst Senior High School (LSHS) is a public high school in Lindenhurst, New York on the South Shore of Long Island.  The high school is the sole high school of the Lindenhurst Union Free School District, which includes the Village of Lindenhurst and North Lindenhurst.

New York State Route 114: New York State Route 114 (NY 114) is a state highway on the far eastern sections of Long Island in New York in the United States.  It serves as a connector between the two "forks" of Long Island, crossing Shelter Island in the process.  This is the only connection between the North and South forks east of Riverhead.  NY 114 is the easternmost signed north–south state route in all of New York.  Additionally, the route is the last in a series of sequential state routes on Long Island.  The series begins with NY 101 in western Nassau County and progresses eastward to NY 114.

Upper Brookville, New York: The Village of Upper Brookville is a village located within the Town of Oyster Bay in Nassau County a suburban county on Long Island, immediately east of New York City, United States.  The population was 1,698 at the 2010 census.

Queens: Queens is the easternmost and largest in area of the five boroughs of New York City.  It is geographically adjacent to the borough of Brooklyn at the southwestern end of Long Island, and to Nassau County farther east on Long Island; in addition, Queens shares water borders with the boroughs of Manhattan and the Bronx.  Coterminous with Queens County since 1899, the borough of Queens is the second-largest in population (after Brooklyn), with a census-estimated 2,333,054 residents in 2016, approximately 48% of them foreign-born.  Queens County also is the second-most populous county in the U.S. state of New York, behind the neighboring borough of Brooklyn, which is coterminous with Kings County.  Queens is the fourth-most densely populated county among New York City's boroughs, as well as in the United States.  If each of New York City's boroughs were an independent city, Queens also would be the nation's fourth most populous, after Los Angeles, Chicago, and Brooklyn.  Queens is the most ethnically diverse urban area in the world.

Worcester County, Maryland: Worcester County is the easternmost county of the U.S. state of Maryland.  As of the 2010 census, the population was 51,454.  Its county seat is Snow Hill.  The county was named for Mary Arundell, the wife of Sir John Somerset, a son of Henry Somerset, 1st Marquess of Worcester.  She was sister to Anne Arundell (Anne Arundel County), wife of Cecil Calvert, 2nd Baron Baltimore, the first Proprietor and Proprietary Governor of the Province of Maryland.

Nassau County, New York: Nassau County is a suburban county on the western side of Long Island in the U.S. state of New York.  At the 2010 census, the county's population was 1,339,532, estimated to have increased to 1,361,500 in 2016.  The county seat is in the Village of Garden City, within the boundaries of the Mineola 11501 zip code.

Long Island: The Long Island is a large, densely-populated island off the East Coast of the United States, beginning at New York Harbor just 0.35 miles (0.56 km) from Manhattan Island and extending eastward into the Atlantic Ocean.  The island comprises four counties in the U.S. state of New York: Kings and Queens (which comprise the New York City boroughs of Brooklyn and Queens, respectively) to the west; and Nassau and Suffolk to the east.  However, many people in the New York metropolitan area (even those living in Brooklyn and Queens) colloquially use the term "Long Island" (or "The Island") exclusively to refer to the Nassau–Suffolk county area collectively, which is mainly suburban in character.  The majority of New York City residents now live on Long Island.

Lindenhurst, New York: Lindenhurst is a village in Suffolk County, New York, United States, on the southern shore of Long Island in the town of Babylon.  The population was 27,253 at the 2010 census.

Supporting paragraphs: Lindenhurst, New York Suffolk County, New York
Answer: Suffolk County