London's demographics explored by processing 2011 Census data with a statistical sorting method called cluster analysis. Attention is then focused on the sounds of the 12 archetypal council wards emerging from the study.
Highest for Bangladeshi population, and purpose-built flats. Second highest for long-term unemployed, population density, Chinese population, non-domestic buildings as a proportion of land area, social housing and privately-rented housing. Lowest for average age, Other Asian population, domestic gardens as a proportion of land area, detached and semi-detached houses, and outright ownership of homes. Second lowest for Indian and Pakistani populations, terraced houses, and mortgages.
Mean age: 31.1.
Main occupation groups – Professional: 24.5%. Technical: 19.7%. Elementary: 10.4%. Directors/senior officials: 10.2%. Administrative: 10%.
Long-term unemployed: 4.4%.
Main ethnic groups – Bangladeshi: 31.8%. White British: 31.5%. Other White: 12.3%. African: 5.6%. Mixed Race: 4.2%.
English as main household language: 61.2%.
Households without a car: 64.1%.
Residents per hectare: 135.8.
Main land use types – Roads: 20.8%. Green space: 17.5%. Non-domestic buildings: 14.5%. Domestic buildings: 9.4%. Domestic gardens: 8.7%.
Main housing types – Flats: 79.4%. Terraced: 10.3%. Conversions: 4.8%. Semi-detached: 2.4%. Detached: 1.2%.
Main tenure types – Social housing: 42.3%. Privately rented: 30.8%. Mortgaged: 15%. Owned outright: 8.3%.
Total wards: 18.
Wards with silhouette values above 0.2 in descending order: Mile End East (Tower Hamlets), Bethnal Green South (Tower Hamlets), Shadwell (Tower Hamlets), St Dunstan's and Stepney Green (Tower Hamlets), Bromley-by-Bow (Tower Hamlets), Limehouse (Tower Hamlets), Whitechapel (Tower Hamlets), Spitalfields and Banglatown (Tower Hamlets), East India and Lansbury (Tower Hamlets), Bethnal Green North (Tower Hamlets), Weavers (Tower Hamlets).
Medoid/lowest average distance within: Limehouse (Tower Hamlets) 27.04.
Highest silhouette value: Mile End East (Tower Hamlets) 0.5016.