In the 1871 census William (age about 3) was living in Poplar, London, England.[1]
Sources
↑ 1.01.11871 Census: Title: 1871 England Census. Author: Ancestry.com. Publication: Online publication - Provo, UT, USA: Ancestry.com Operations Inc, 2004. Original data - Census Returns of England and Wales, 1871. Kew, Surrey, England: The National Archives of the UK (TNA): Public Record Office (PRO), 1871. Data imaged from the National A. APID: 7619::0. Repository R-2031143802. Name: Ancestry.com.au. Address: http://www.Ancestry.com.au,
Class: RG10; Piece: 586; Folio: 45; Page: 34; GSU roll: 824898.