Hoboken ( HOH-boh-kən; Unami: Hupokàn) is a city in Hudson County in the U.S. state of New Jersey. Hoboken is part of the New York metropolitan area and is the site of Hoboken Terminal, a major transportation hub for the tri-state region. As of the 2020 United States census, the city's population was 60,419, an increase of 10,414 (+20.8%) from the 2010 census count of 50,005, which in turn reflected an increase of 11,428 (+29.6%) from the 38,577 counted in the 2000 census. The Census Bureau's Population Estimates Program calculated that the city's population was 58,690 in 2021, ranking the city as the 668th-most-populous in the country. With more than 42,400 inhabitants per square mile (16,400/km²) in data from the 2010 census, Hoboken was ranked as the third-most densely populated municipality in the United States among cities with a population above 50,000. In the 2020 census, the city's population density climbed to more than 48,300 inhabitants per square mile (18,600/km²) of land, ranked fourth in the county behind Guttenberg, Union City and West New York.

Hoboken was first settled by Europeans as part of the Pavonia, New Netherland colony in the 17th century. During the early 19th century, the city was developed by Colonel John Stevens, first as a resort and later as a residential neighborhood. Originally part of Bergen Township and later North Bergen Township, it became a separate township in 1849 and was incorporated as a city in 1855. Hoboken is the location of the first recorded game of baseball and of the Stevens Institute of Technology, one of the oldest technological universities in the United States. It is also known as the birthplace and hometown of Frank Sinatra; various streets and parks in the city have been named after him.

Located on the Hudson Waterfront, the city was an integral part of the Port of New York and New Jersey and was home to major industries for most of the 20th century. The character of the city has changed from an artsy industrial vibe from the days when Maxwell House coffee, Lipton tea, Hostess Cupcakes, and Wonder Bread called Hoboken home, to one of trendy shops and expensive condominiums. It was ranked 2nd in Niche's "2019 Best Places to Live in Hudson County" list. and in 2022, it was ranked 1st on that list.