London, England was the place, the census of 1811 showed that the city of London had a population of 1,009,546 at the time.
- 1811 in the United Kingdom – Wikipedia
Events from the year 1811 in the United Kingdom. This is a census year and the start of the British Regency.
- Demography of London – Wikipedia
The demography of London is analysed by the Office for National Statistics and data is produced for each of the Greater London wards, the City of London and the 32 London boroughs, the Inner London and Outer London statistical sub-regions, each of the Parliamentary constituencies in London, and for all of Greater London as a whole.
- London History – A Population History of London – Central Criminal Court
Humanity’s first ‘world city’ was a seething and constantly growing metropolis of the young.
- Victorian London – Populations – Census – 1841
POPULATION OF LONDON. London, at the accession of James I., was said to contain little more than 150,000 inhabitants, or less than half the number of people taken into custody by the City and Metropolitan Police during the last five years.
- Table of population, 1801-1901 | British History Online
A History of the County of Middlesex: Volume 2, General; Ashford, East Bedfont With Hatton, Feltham, Hampton With Hampton Wick, Hanworth, Laleham, Littleton. Originally published by Victoria County History, London, 1911.