Consumer Expenditure Survey from the Bureau of Labor Statistics
National Longitudinal Surveys from the Bureau of Labor Statistics
Center For Disease Control and Prevention: health (public, environmental, global, territorial); workplace safety
CDC WONDER (Wide-ranging Online Data for Epidemiologic Research)
CDC FastStats: quick access to public health statistics by topic
County Business Patterns to see numbers of businesses by area or zip code
A primary goal of Data.gov is to improve access to Federal data and expand creative use of those data beyond the walls of government by encouraging innovative ideas (e.g., web applications).
MyEnvironment map tool
National Climate Data Center: U.S. climate and data weather sets; current and historical data
The US Census bureau opens its data to the public, provides quick facts about the United States population, and even provides data visualizations of its own.
American FactFinder - download economic, housing, demographic data from American Community Survey and others
Census data mapper: http://www.census.gov/geo/maps-data/maps/datamapper.html (Links to an external site.) - create census-based maps by county from 2010 census
Reference Maps- search census maps by legislative boundary or geographic area
Thematic Maps - search maps by subject such as business, income, natural disaster, race & ethnicity, sex, total population. Includes single year data for all counties and school districts
OECD (Organization for Economic Cooperation and Development)
World Bank World Development Indicators: global development indicators including national, regional and global estimates
“ProPublica is an independent, non-profit newsroom that produces investigative journalism in the public interest.”
Cal State San Marcos Library Environmental Studies Research Guide
Eastern Michigan University Library, “Free Sources of Data Sets on the Web,”
(from The International Association for Social Science Information Services & Technology/IASSIST Quick Guide to Data Citation)
Author: Name(s) of each individual or organizational entity responsible for the creation of the dataset.
Date of Publication: Year the dataset was published or disseminated.
Title: Complete title of the dataset, including the edition or version number, if applicable.
Publisher and/or Distributor: Organizational entity that makes the dataset available by archiving, producing, publishing, and/or distributing the dataset.
Electronic Location or Identifier: Web address or unique, persistent, global identifier used to locate the dataset (such as a DOI). Append the date retrieved if the title and locator are not specific to the exact instance of the data you used.
These are the minimum elements required for dataset identification and retrieval. Fewer or additional elements may be requested by author guidelines or style manuals. Be sure to include as many elements as needed to precisely identify the dataset you have used.
Example (in MLA style):
Smith, Tom W., Peter V. Marsden, and Michael Hout. General Social Survey, 1972-2010 Cumulative File. ICPSR31521-v1. Chicago, IL: National Opinion Research Center [producer]. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2011. Web. 23 Jan 2012. doi:10.3886/ICPSR31521.v1