AID Data. Micro data from around the world, articles on aid data from journals, and "aid data raw" which allows researchers to tabulate aid data by donor, recipient, and purpose for multiple years. Includes data visualization tools.
Data Planet. One-stop shop for data from licensed and public domain datasets. Sources of data include local, state and international governments and organizations.
Human Development Report Statistics. Statistics from the United Nations Development Programme (UNDP). Links to the text of national human development reports from over 250 countries and regions.
Humanitarian Outcomes. Data from an independent group providing evidence-based analysis and policy consultation to governments and international organizations on humanitarian response efforts.
Official Statistics on the Web. Access to social, economic and general data from official government sources. Includes statistical offices, central banks and government agencies. Features a good subject list.
OECD iLibrary. Leading International Organization for Foreign Aid data and many other indicators (primarily for OECD countries).
PolicyMap. US demographic and socioeconomic data indicators from the neighborhood census block to national levels: data on demographics, neighborhood conditions, real estate, income, jobs, education, crime, and health.
RAND State Statistics. Social science data for the US at the national,
SimplyMap. Requires user registration. Enables non-technical users to quickly create professional quality thematic maps and reports using extensive demographic, business and other data.
Social Explorer. Current and historical census data and other demographic information, such as religious organizations. Web interface lets users create maps and reports to illustrate, analyze and demographic and social change
UN Data. Wide range of economic, social, cultural, and demographic indicators: population, environment, health, economics, technology, trade, refugees, and more.
Urbaninfo. Statistical data on urban indicators, human settlements, and city profiles worldwide from the United Nations Human Settlements Programme. Database is difficult to use, not all indicators listed are available for every geography.
U.S. Overseas Loans and Grants (Green Book). Loans and grants from the US government each fiscal year by purpose and country.
World Development Indicators. Time series data from 1960 for 207 countries in the areas of population, labour, education, economics, the environment and much more.
World's Top Income Database. Top income share time series over the long-run for more than twenty countries to date, primarily from countries in Europe, North America and Developed Asia.