14th Street–Union Square station

Metronome is a large public art installation located along the south end of Union Square in New York City. The work was commissioned by the Related Companies, developers of One Union Square South, with the participation of the Public Art Fund and the Municipal Art Society. The $4.2 million provided by the developer makes it one of the largest private commissions of public art. The artwork was created by Kristin Jones and Andrew Ginzel and consists of several sections, including a round circular void from which puffs of white steam were at one point released throughout the day, and a clock made of large orange LED digits. Installation of Metronome began in February 1999, and its dedication took place on October 26, 1999.

George Washington is an outdoor sculpture by Henry Kirke Brown (1814–1886), located in Union Square, Manhattan, in the United States. The bronze equestrian statue was dedicated in 1856 and is the oldest sculpture in the New York City Parks collection.

The Zeckendorf Towers, sometimes also called One Irving Place and One Union Square East, is a 345 ft-tall (105 m), 29-story, four-towered condominium complex on the eastern side of Union Square, Manhattan, in New York City. Completed in 1987, the building is located on the former site of the bargain-priced department store S. Klein. Designed by architectural firm Davis, Brody & Associates, and named in honor of prominent American real estate developer William Zeckendorf, it was one of New York City's most important development projects of the 1980s.

Union Square is a historic intersection and surrounding neighborhood in Manhattan, New York City, located where Broadway and the former Bowery Road – now Fourth Avenue – came together in the early 19th century. Its name denotes that "here was the union of the two principal thoroughfares of the island". The current Union Square Park is bounded by 14th Street on the south, 17th Street on the north, and Union Square West and Union Square East to the west and east respectively. 17th Street links together Broadway and Park Avenue South on the north end of the park, while Union Square East connects Park Avenue South to Fourth Avenue and the continuation of Broadway on the park's south side. The park is maintained by the New York City Department of Parks and Recreation. Adjacent neighborhoods are the Flatiron District to the north, Chelsea to the west, Greenwich Village to the southwest, East Village to the southeast, and Gramercy Park to the east. Many buildings of The New School are near the square, as are several dormitories of New York University. The eastern side of the square is dominated by the four Zeckendorf Towers, and the south side by the full-square-block mixed-use One Union Square South, which contains a wall sculpture and digital clock titled Metronome. Union Square Park also contains an assortment of art, including statues of George Washington, Marquis de Lafayette, Abraham Lincoln, and Mahatma Gandhi. Union Square is part of Manhattan Community District 5 and its primary ZIP Code is 10003. It is patrolled by the 13th Precinct of the New York City Police Department. The New York City Subway's 14th Street–Union Square station, served by the 4, ​5, ​6, <6>​, L​, N, ​Q, ​R, and ​W trains, is located under Union Square.

USS Recruit, also known as the Landship Recruit, was a wooden mockup of a dreadnought battleship constructed by the United States Navy in Manhattan in New York City, as a recruiting tool and training ship during the First World War. Commissioned as if it were a normal vessel of the U.S. Navy and manned by a crew of trainee sailors, Recruit was located in Union Square from 1917 until the end of the war. In 1920, with the reduced requirements for manning in the post-war Navy, Recruit was decommissioned and dismantled, having recruited 25,000 sailors into Navy service.

The Daryl Roth Theatre is an off-Broadway performance space at 101 East 15th Street, at the northeast corner of the intersection with Union Square East, near Union Square, Manhattan, New York City. The theater, opened in 1998, is housed in the four-story Union Square Savings Bank building, which was designed by Henry Bacon and built in 1905–1907. The original structure, a New York City landmark, houses a theater that can accommodate 300 seated or 499 standing patrons. The DR2 Theatre, located in an annex at 103 East 15th Street, seats 99.

Marquis de Lafayette is an outdoor bronze sculpture of Gilbert du Motier, Marquis de Lafayette by artist Frédéric Auguste Bartholdi, located at Union Square Park in Manhattan, New York.

The Hippotheatron was an entertainment venue in New York built for large-scale circus and equestrian performances although ballets, dramas and pantomimes were also held there. Opened in 1864, it was destroyed by fire in 1872 which resulted in the death of most of the animals in the menagerie.

Independence Flagstaff, also known as the Charles F. Murphy Memorial Flagpole, is an outdoor memorial by sculptor Anthony de Francisci, located in Union Square Park in Manhattan, New York, which commemorates the 150th anniversary of the signing of the United States Declaration of Independence. The memorial was cast in 1926 and dedicated on July 4, 1930. It was made of steel, with copper sheathing, and is set on a granite pedestal which includes bronze bas-reliefs and plaques. The monument is in axial alignment with Henry Kirke Brown's statues of George Washington and Abraham Lincoln.

A statue of Mahatma Gandhi by Kantilal B. Patel stands in Union Square in Manhattan, New York, United States.

On August 4, 2023, at approximately 3:30 p.m. EDT, internet personality Kai Cenat held a purported giveaway of gaming-related items in Union Square, Manhattan, while not having a permit for the gathering. The event, which drew thousands of participants to Union Square Park, became a riot. Social media posts of the event surfaced around the same time. Cenat was taken into police custody by the New York City Police Department (NYPD) during the riot and was charged with inciting a riot and unlawful assembly. He appeared in court on August 16 and August 18. His business partners at Any Means Possible apologized for the riot. Cenat would also apologize in a livestream on August 9. The incident led to discussion and debate about the influence of internet personalities.

An outdoor bronze statue of Abraham Lincoln by Henry Kirke Brown is installed in Union Square in Manhattan, New York.