 In the 20th century, the University of Surrey and the Anglican Guildford Cathedral were added.Due to recent development running north from Guildford, and linking to the Woking area, Guildford now officially forms the southwestern tip of the Greater London Built-up Area, as defined by the Office for National Statistics.The root of the first part may be the word 'gold' rather than "Guild", a society or meeting of tradesmen