what county is manhattan ny in?
Manhattan (/mÃ¦nËhÃ¦tÉn/, /mÉnËhÃ¦tÉn/) is the most densely populated borough of New York City, its economic and administrative center, and the city's historical birthplace. The borough is coextensive with New York County, founded on November 1, 1683, as one of the original counties of the U.S. state of New York.