Monument Square, London east side of Fish Street Hill, extending to Pudding Lane. In Billingsgate Ward and Bridge Ward Within. First mention : O.S. 1894-6. Former name: "Monument Yard" (O. and M. 1677-O.S. 1880). It has now been absorbed into Monument Street, viz. about 1911. The Monument occupied the centre of the Square, which was erected on the site whereon previously stood the church of St. Margaret, Fish Street Hill. Monument Square, London Monument Square is a public square in the City of London, England, next to the Monument (the Monument to the Great Fire of London). It is to be created as
Mark Lane, London leading to Dunster Court, the home of the Worshipful Company of Clothworkers since 1456. From the south, it is a one-way turn off Great Tower Street; the one-way stretch ends at London Street. The street plays host to a number of offices and restaurants. The nearest London Underground station is Tower Hill (Circle and District lines) and the nearest mainline railway station is Fenchurch Street (with services towards east London and Essex). In the nineteenth century 'Mark Lane' was a metonym for London's corn and grain markets. The first Corn Exchange opened on Mark Lane in 1747, bringing together the