Settlements similar to or like Brooklyn

Most populous city in the United States. Estimated 2019 population of 8,336,817 distributed over about 302.6 sqmi, New York City is also the most densely populated major city in the United States. Wikipedia

Most densely populated of the five boroughs of New York City, and coextensive with the County of New York, one of the original counties of the U.S. state of New York. Manhattan serves as the city's economic and administrative center, cultural identifier, and historical birthplace. Wikipedia

Borough of New York City, coextensive with Bronx County, in the U.S. state of New York, the third-most-densely populated county in the United States. South of Westchester County; northeast and east of Manhattan, across the Harlem River; and north of Queens, across the East River. Wikipedia

Borough of New York City, coextensive with Queens County, in the U.S. state of New York. Largest borough of New York City in area and is adjacent to the borough of Brooklyn at the western end of Long Island, with Nassau County to the east. Wikipedia

Borough of New York City, coextensive with Richmond County, in the U.S. state of New York. Separated from New Jersey by the Arthur Kill and the Kill Van Kull and from the rest of New York by New York Bay. Wikipedia

Largest metropolitan area in the United States by urban landmass, at 3450.2 mi2. The metropolitan area includes New York City (the most populous city in the United States), Long Island, and the Mid and Lower Hudson Valley in New York State; the five largest cities in New Jersey: Newark, Jersey City, Paterson, Elizabeth, and Edison, and their vicinities; and six of the seven largest cities in Connecticut: Bridgeport, New Haven, Stamford, Waterbury, Norwalk, and Danbury, and their vicinities. Wikipedia