This database is the evidence base for the Mayor's Housing Strategy. The Mayor’s ‘Housing in London’ report sets out the evidence base for his housing policies, summarising key patterns and trends across a wide range of topics relevant to housing in the capital.

Housing in London 2020 is divided into nine sections, including six core thematic chapters:

London Housing Strategy monitoring
Key statistics for London boroughs
1. Demographic, economic and social context
2. Housing stock and supply
3. Housing costs and affordability
4. Housing needs
5. Mobility and decent homes
6. The impacts of Coronavirus
Appendices
The six core chapters of the report contain numerous tables, charts, and maps. Where possible, the data behind them is contained in the spreadsheet below.

Chapter 2, Housing stock and supply, contains data on:
2.1       Net conventional completions by tenure, London, 2004/05 to 2018/19
2.2       New housing completions: comparison of various housebuilding datasets, London, 2010 to 2020
2.3       Net conventional completions by borough and tenure, London, 2016/17 to 2018/19
2.4       Family sized homes (three bedrooms or more) as a proportion of total gross house building in London, 1991/92 to 2018/19
2.5       Trend in net conventional housing approvals in London by tenure, 2004/05 to 2018/19
2.6       Affordable and market homes on referable planning applications recommended for approval by the Mayor, 2012 to 2019
2.7       Homes approved on small schemes (1 to 9 homes) by development type, London, 2012/13 to 2018/19
2.8       Trend in applications, permissions, starts and completions of tall buildings in London, 2001 to 2019
2.9       Cumulative Build to Rent starts and completions in London, 2009 to 2019
2.10   Map showing Sites on the 'Small Sites Small Builders' portal, by current status and affordable housing restriction (if any), as at June 2020
2.11   Affordable housing starts in London funded by the GLA, 2012/13 to 2019/20
2.12   Number of council homes started by London boroughs, 1980/81 to 2019/20
2.13   Affordable housing completions in London, 1991/92 to 2018/19
2.14   Estimated housing construction costs per square metre in London, English regions and other world cities, 2018 (in PPP-adjusted GBP)
2.15   Housing scheme design audit ratings by region, 2014 to 2019
2.16   Accessible homes as a proportion of all new build homes approved in London, 2009/10 to 2018/19
2.17   Concentrations of new home completions in London by tenure, 2012/13 to 2018/19
2.18   Annual Right to Buy council housing sales and average discount, London, 1980/81 to 2019/20
2.19   Affordable homes in London (excluding shared ownership) by landlord, 1997 to 2019
2.20   Empty homes in London as a proportion of total stock, 1978 to 2019
2.21   Number of mandatory licensed Homes in Multiple Occupation in London, 2012 to 2019