Leyton Orient is a professional football club based in Leyton, a district in East London. Founded in 1881, the club has a rich history and has played in various leagues, including the English Football League system. Their home matches are held at the Breyer Group Stadium, which has a capacity of around 9,271 spectators. The team's colors are predominantly red and white, and they are nicknamed the "O's." Leyton Orient has a loyal fan base and has experienced both successes and challenges throughout its history, including a notable run in the FA Cup and promotions to higher divisions.