The Boleyn Ground, often referred to as Upton Park, was a football stadium located in Upton Park, East London. It was the home of West Ham United from 1904 to 2016, and was briefly used by Charlton Athletic in the early 1990s during their years of financial difficulty. The seating capacity of the ground at closure was 35,016. From the 2016–17 season, West Ham United have played their home matches at the London Stadium in nearby Stratford. Wikipedia