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/Benjamin Bowden/Beer Retailer/43/Poushot, Wiltshire/Census
1881/Elizabeth Bowden/Wife/45/Kuril, Wiltshire/Census
1881/Frank Bowden/Son, Assistant/15/Kensington, Middlesex/Census