Question: How far from Central London is the stadium West Ham United F.C. plays at?

Context articles: Mark Noble
Ownership of West Ham United F.C.
World Cup Sculpture
Hashtag United F.C.
West Ham United F.C.
David Sullivan (businessman)
West Ham United F.C. Under-23s
Freddie Sears
West Ham United F.C. supporters
London Stadium

Mark James Noble (born 8 May 1987) is an English footballer who plays as a central midfielder and is captain of West Ham United.
 He has played almost all his youth and first team football for West Ham apart from two short loan spells, at Hull City and Ipswich Town.
 He has played for England at U16, U17, U18, U19 and U21 levels.
 He captained the U21 side, scoring three goals in 20 appearances.
 Noble is the longest serving player in West Ham's current squad, having been in the first team since 2004.
 He is West Ham's first-choice taker for penalty kicks and has won the club's Hammer of the Year trophy twice.
West Ham United F.C. is a football club based in London.
 It was founded in 1900 by Arnold Hills, owner of Thames Ironworks and Shipbuilding Company.
 The club's forerunner, Thames Ironworks F.C. ceased to exist in 1900 with West Ham United being formed to take its place.
The World Cup Sculpture, or simply The Champions, is a bronze statue of the 1966 World Cup Final located near West Ham United Football Club's Boleyn Ground (Upton Park) stadium in the London Borough of Newham, England.
 It depicts a famous victory scene photographed after the final, held at the old Wembley Stadium in London, featuring Bobby Moore, Geoff Hurst, Martin Peters and Ray Wilson.
 It was the first and only time England had won the World Cup, and England captain Moore is pictured held shoulder high, holding the Jules Rimet Trophy aloft.
 Jointly commissioned by Newham Council and West Ham United, it stands at the junction of Barking Road and Green Street, near the Boleyn Ground.
 It commemorates West Ham's contribution to the victory, with Moore, Hurst and Peters having all been West Ham players at the time of the 1966 World Cup.
 Sculpted by the Royal Sculptor Philip Jackson, it was unveiled in 2003 by Prince Andrew, president of the Football Association.
 Jackson went on to also sculpt the statue of Bobby Moore unveiled at the new Wembley when it opened in 2007.
Hashtag United F.C. is an English YouTube-based football club that was founded in 2016.
 They gained notability due to recording their matches, making videos around them and posting them to their player/manager, Spencer Owen's YouTube channel, known as Spencer FC, which has just under 2 million subscribers.
 They have played many teams including several Premier League staff teams such as Manchester City, West Ham United and Crystal Palace FC as well as the staff teams of Major League Soccer clubs, Atlanta United and New York City F.C..
 They have also played and beaten the youth teams of some semi-professional clubs, Biggleswade United F.C. and Newhaven F.C. As of September 2017, their Twitter and Instagram accounts have over 100,000 followers each.
 The club also controls a YouTube channel where they upload 5-a-side matches that the club participates in and vlogs.
West Ham United Football Club is a professional football club based in Stratford, East London, England.
 They compete in the Premier League, the top tier of English football.
 The club re-located to the London Stadium in 2016.
David Sullivan (born 5 February 1949) is a Welsh businessman and former pornographer.
 He graduated in Economics from Queen Mary College, University of London.
 From 1986 to 2007, he owned the "Daily Sport" and "Sunday Sport" which he sold for £40 million.
 In April 2016, Sullivan was named by "The Sunday Times" as Britain's 117th equal richest man, with assets valued at £1bn.
 He is the Joint-Chairman and largest single shareholder of Premier League football team West Ham United F.C. He was previously Joint-Chairman of Birmingham City F.C. Sullivan has made significant charitable donations in recent years.
West Ham United F.C. Under-23s, formerly West Ham United F.C. Under-21s is the most senior of West Ham United's youth teams.
 The Under-23 team is effectively West Ham United's second-string side, but is limited to three outfield players and one goalkeeper over the age of 23 per game following the introduction of new regulations from the 2012–13 season.
 They play in Premier League 2 and also compete in the Checkatrade Trophy.
Frederick David "Freddie" Sears (born 27 November 1989) is an English professional footballer who plays as a forward for Ipswich Town.
 He started his career with his local club West Ham United at the age of eleven, progressing through the West Ham United Academy.
 He made a scoring first-team debut in March 2008 when he netted the winner against Blackburn Rovers after coming on as a second-half substitute.
 Sears made over 50 first-team appearances for West Ham, but never held down a regular starting position.
West Ham United F.C. supporters are the followers of the London-based West Ham United Football Club, who were founded as Thames Ironworks in 1895.
 There are 700,000 fans on the club's database and over 1,000,000 likes on Facebook.
 The club's website is in the top ten most visited websites for English football clubs by people in the USA.
 Their fans are also associated with a once-notorious hooligan element and have long-standing rivalries with several other clubs, most notably Millwall.
London Stadium (originally known as the Olympic Stadium) is a stadium in Stratford, London, England, at Marshgate Lane in the Lower Lea Valley.
 It was constructed to serve as the home stadium for the 2012 Summer Olympics and Paralympics, hosting the track and field events and opening and closing ceremonies.
 It was subsequently renovated as a multi-purpose stadium, with its primary tenants being West Ham United Football Club and British Athletics.
 The stadium is 6+1/2 mi from Central London.