The 2001 Area Classification of output areas is used to group together geographic areas according to key characteristics common to the population in that grouping. These groupings are called clusters, and are derived using 2001 population census data. This is a new classification produced using the same principles but a different statistical methodology from that used to produce the other...

The results for each candidate standing in all 73 seats in Greater London. The results presented here include turnout, majority and percentage of vote for each candidate that stood in the election that took place on 6 May 2010. A summary of demographic and related data for each Westminster Parliamentary constituency in Greater London can be found in the GLA's recent Constituency Profiles.

Please note, this dataset is currently not complete. Details for all remaining polling stations along with GIS co-ordinates for each station will be added shortly. As of 19/04/2010, there are polling station locations for 24 of the 33 local authorities in London.

Detail relating to the physical accessibility of London Underground stations. This dataset provides walking distances, number of stairs, location of amenities and a whole host of other data relating to the physical design of London Underground stations. This dataset consists of 18 separate tables relating to various accessibility issues. This data will be made available shortly in an open format, but requires...

TfL's Investment Programme will deliver £35bn of improvements across London's transport network. The Investment Programme is based around the key priorities described in the Mayor's Transport Strategy (published for consultation in October 2009). The data profiles the expenditure associated with the projects that make up the Investment Programme.

Voting statistics for the local elections in 2006, includes data on each candidate. Data on turnout can also be accessed via the Excel spreadsheet. More borough level data from this election can be found here. This report gives a detailed breakdown of election facts and figures, including results, full ward voting statistics, a list of all candidates, and a number of maps. This...

Numbers of people in contact with drug action teams. Next release 1/10/2010 http://www.nta.nhs.uk/statistics.aspx

Life expectancy at birth, years for all ages by national deprivation quintile and Males and Females. Deprivation quintiles were assigned to Lower Layer Super Output Areas (LSOAs) at a national level. Results will be missing for areas where a local authority had none of its population living in a particular quintile. Results are also not presented for areas where the population...

Number of cases of common mental health problems per 1000 of the population aged 16-74 by type of mental health problem. Data on rates are presented as total cases per 1000 population aged 16-74. Detail of case numbers are available from NEPHO for males and females, for quinary age-groups. These are not intended to be used at this level, rather to provide flexible data for grouping up.

Number of properties in a floodplain and those with a significant risk of flooding. NAFRA - National Flood Risk Assessment. There are 3 risk categories: (i) low - 0.5% (1 in 200) chance of flooding each year or less. (ii) moderate - 1.3% (1 in 75) chance or less but greater than 0.5% (1 in 200) chance in any year. (iii) significant - greater than...