Many accurate 1921 census transcriptions have already been added to the pub history site, including London, and parts of Middlesex.
Kensington pub index
A listing of historical London public houses, Taverns, Inns, Beer Houses and Hotels in Kensington, London.
Residents at this address
1881/G A Shepperd/Public House Man/28/Brixton/Census
1881/L Shepperd/Wife/28/Kent/Census
1881/F B Shepperd/Daughter/3/Paddington, Middlesex/Census
1881/L L Robins/Nurse Maid/15/Hertford/Census