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American Community Survey

The American Community Survey, an ongoing statistical survey conducted by the U.S. Census Bureau, is sent to approximately 250,000 addresses monthly seeking data about age, sex, race, family and relationships, disabilities, where residents work and how they get there, where residents live and how much they pay for some essentials, income and benefits, health insurance, education, and veteran status.

American FactFinder

American FactFinder is the U.S. Census Bureau’s online tool for accessing population, economic, geographic and housing information. American FactFinder allows you to browse, search, generate and map data from the Decennial Census, American Community Survey, Puerto Rico Community Survey, Population Estimates Program, Economic Census and Annual Economic Surveys.


The U.S. Census counts every resident in the United States. It is mandated by Article I, Section 2 of the Constitution and takes place every 10 years. The data collected by the decennial census determine the number of seats each state has in the U.S. House of Representatives and is also used to distribute federal funds to local communities. 2010 Census data is now available.

Census Bureau

The U.S. Census Bureau serves as the leading source of data about the people and economy of the United States. In addition to taking a census of the population every 10 years, the Census Bureau conducts censuses of economic activity and state and local governments every five years. The Census Bureau conducts more than 100 other surveys every year.

Census Bureau International Data Base

The International Data Base offers a variety of demographic indicators for countries and areas of the world with a population of 5,000 or more. The IDB has provided access to demographic data for over 25 years to governments, academics, other organizations, and the public. It is funded by organizations that sponsor the research of the Census Bureau’s International Programs Center for Demographic and Economic Studies.


DataFerrett is a data mining and extraction software tool allowing you to select a data basket full of variables and then recode those variables as needed; develop and customize tables; and select results from a table to create charts and graphs for visual presentations. DataFerrett allows you to receive data for extraction into multiple formats including SAS and SPSS and to move seamlessly between query, analysis, and visualization.


Eurostat is the statistical agency for the EU. Eurostat provides access to data from 1960 to present. Topics include: general statistics, regional statistics, economy and finance, population and social conditions, industry, services and transport, and intra- extra-EU trade statistics.

Historical Statistics of the United States

Historical Statistics of the United States provides statistics from Colonial times to the present, including statistics on the U.S. population, including characteristics, vital statistics, internal and international migration; statistics on work and welfare, economic structure and performance, economic sectors; and statistics on governance and international relations. Historical Statistics of the United States is also available in a five-volume print edition. (Harvard University ID and PIN required.)

Proquest Statistical Insight

Proquest Statistical Insight provides indexes and abstracts of the statistical content of selected publications of U.S. federal and state agencies, non-governmental associations, commercial publishers, universities, and international, research and business organizations. (Harvard University ID and PIN required.)

State and County QuickFacts

State and County QuickFacts, produced by the U.S. Census Bureau, provides summary profile tables showing frequently requested data items from various Census Bureau programs. Profiles are available for the nation as a whole, as well as for individual states, counties and large cities.

Statistical Abstract of the United States

The Statistical Abstract of the United States, published annually by the U.S. Census Bureau from 1878 to 2012, provides statistics on social and economic conditions in the United States. The Statistical Abstract is also available in print (1878 to 2012) and CD-ROM (1993 to 2012) formats. It is available in ProQuest Statistical Abstract of the United States from 2012 onward.

United Nations Demographic Yearbook

The United Nations Demographic Yearbook, produced by the United Nations Statistics Division since 1948, collects, compiles and disseminates official statistics from over 230 national statistical offices on a wide range of topics.

United Nations Social Indicators

United Nations Social Indicators, compiled by the United Nations Statistics Division from national and international sources, provides indicators on such topics as child-bearing, education, health, housing, human settlements, illiteracy, income and economic activity, population, unemployment, water supply and sanitation, and youth and elderly populations.


UNdata, a service of the United Nations Statistics Division, provides access to major UN statistical databases, as well as those of several other international organizations.