Unlimited users.
Updated regularly. Provides a standard source for the quantitative facts of American history. Expands and revises information provided in Historical Statistics of the United States, previously produced by the U.S. Bureau of the Census, and includes thirty years of new data and scholarship. Footnotes and explanatory information provide instructional information about the data and sources of the data.
Permits users to graph individual tables and create customized tables and spreadsheets reflecting particular areas of interest. Data is downloadable in Excel or CSV; also download entire groups of tables as a zip file.
Unlimited users.
Provided by the Roper Center for Public Opinion Research at Cornell University, Roper iPoll is the largest collection of public opinion poll data with results from 1935 to the present. Roper iPoll contains nearly 800,000 questions and over 23,000 datasets from both U.S. and international polling firms. Surveys cover any number of topics including, social issues, politics, pop culture, international affairs, science, the environment, and much more. When available, results charts, demographic crosstabs and full datasets are provided for immediate download.
Unlimited users.
Updated regularly. Provides easy access to historical census data for the United States. Allows users to visually analyze and understand the demography of any part of the United States with access to the following:
Users can examine geographic areas while selecting the type of data to be shown, such as population density or income level. The corresponding data tables are also available.
This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 Generic License.