2025 US Open: dates, schedule, seeds, how to watch on TV

The U.S. Open is a hardcourt Grand Slam organised by the United States Tennis Association. The tournament was first held in 1881 and originally known as the U.S. National Championships.

Here is what you need to know about the year's fourth and final major of the year:

WHEN IS THE 2025 U.S. OPEN HAPPENING?

* The 145th edition of the U.S. Open will run from August 24 to September 7.

WHERE IS IT TAKING PLACE?

* The U.S. Open is held in Flushing Meadows, New York.

* The three main showcourts are the Arthur Ashe Stadium, Louis Armstrong Stadium and Grandstand.

* Arthur Ashe Stadium (capacity: 23,771) is named after the only Black man to win singles titles at Wimbledon, the U.S. Open and the Australian Open. He was also a prominent human rights activist.

* Louis Armstrong Stadium (capacity: 14,053) was named after jazz great Armstrong who lived a few blocks from the venue until he died in 1971. It was opened during the 2018 event to replace the 1978 stadium of the same name and has a retractable roof like the main showcourt.

* Grandstand (capacity: 8,125) was first used at the U.S. Open on August 29, 2016, the opening day of that year's tournament.

WHO IS PLAYING?

* The top-ranked players automatically enter the main draw, with 32 seeds announced prior to the draw, to ensure they do not meet in the early rounds. Seedings are based on world rankings determined by the points players collect on the tour.

* Italian Jannik Sinner, who won his fourth Grand Slam title at Wimbledon in July, is the men's world number one. He is chasing back-to-back U.S. Open titles.

* Belarusian Aryna Sabalenka, a three-times major winner, is the top-ranked women's player and the defending champion.

* Novak Djokovic will resume his quest for a record-extending 25th