Statistical data

Census data for the United Kingdom
1901 Census of England and Wales online	Currently running as a test site
2001 Census	Information about the 2001 Census
2011 Census	First results of the 2011 census

National & international sources
Australian Bureau of Statistcs	Including Australian 2001 census
Bureau of Economic Analysis	From U.S. Department of Commerce
Eurostat	European Union Statistical Office offers limited data free of charge
IndiaStat	Socio-economic statistical facts and figures about India
Infonation	United Nations service and single country and comparative data
IO Net	Gateway to websites of international organisations, many of which contain statistical databases
OECD	Range of statistics online - click on the subject from the left hand frame then on the statistics link
Qualidata	Catalogues ESRC qualitative non-electronic data
Time Series Data	A collection of over 500 time series
UK Data Archive	Guidance and training on how to manage, store and share data
UK Data Service	Single point of access to secondary data including large-scale government surveys, international macrodata, business microdata, qualitative studies and census data from 1971 to 2011
UK Office for National Statistics	Provides free online versions of many of its main statistical publications
United Nations Economic Commission for Europe	Links to useful statistics web sites
U.S. Census Bureau	From U.S. Department of Commerce
World Bank	Provides a range of data with emphasis on development matters

Statistical gateways
Data on the net	Internet sites of numeric Social Science statistical data, data catalogues, data libraries, social science gateways, addresses and more
Foreign Government Data Sources	From University of Michigan
Foreign Government Statistics	From University of Michigan
Nesstar	Includes selected years from General Household Survey, Health Survey for England and British Social Attitudes Surveys
OFFSTATS	Lists web sites offering free and easily accessible social, economic and general data from official or similar sources
U.S. statistical sources arranged by subject	From University of Michigan

Support for researchers collecting and processing data
Standard industrial classification	Free access to alphabetical and numerical lists
Statistical Reference Datasets	Project to improve the accuracy of statistical software by providing reference datasets with certified computational results that enable the objective evaluation of statistical software