Political Science

The Almanac of American Politics includes in-depth profiles of every governor, Senator, and House member; profiles of the 50 states and 435 House districts, profiles of the President and Vice-President, analyses of recent political history, and data relating to voter registration, campaign finance, voter turnout, and the 2016 Presidential election. Find previous editions of the Almanac of American Politics here.

Data on voting, public opinion, and political participation. Data is produced through national surveys of voters in the United States conducted after every presidential election. Datasets are available from 1948 through the present.

Downloadable data for U.S.presidential, gubernatorial, and congressional elections from 1789-present.

Includes " data on election results, voting behavior, and electoral politics, with particular focus on the United States. The core data for the archive are state, county and district level election returns for all recent state and federal elections in the United States."

Data on elections, political parties, campaign finances, political action committees, public opinion, voting, the media and other statistics related to American politics.

The National Institute on Money in State Politics is the only nonpartisan, nonprofit organization revealing the influence of campaign money on state-level elections and public policy in all 50 states.

"This will include all 25 states and territories that existed at the time... This project is a work in progress."

Video and audio of television commercials during the campaigns.

The Center for Responsive Politics is the nation's premier research group tracking money in U.S. politics and its effect on elections and public policy.

Dave Leip's Atlas of US Presidential Elections includes statistics, maps and more.

County-level data sets from Dave Leip's Atlas of the U.S. Presidential Elections. Includes the years 2000, 2004, 2008, 2012, and 2016.

Includes campaign finance data, enforcement information, meetings and hearings, and information on regulations.

Breaks down issues supported by interest groups and includes background information in each group.

"Data collections include sociological surveys, election studies, longitudinal studies, opinion polls, and census data."

Access to election statistics and information.

1998- Washington, DC: International Foundation for Electoral System.
A "comprehensive and timely source of verified election information and results." Includes information on national elections, political parties and candidates, referenda provisions, news on election-related laws, Governmental and electoral structures, Election results and voter turnout.

Recent and upcoming elections from Journal of Democracy. See "Election Watch" in issue 4 of each year.

This journal offers information on upcoming and recent elections in addition to scholarly articles on all aspects of election processes wordwide.

"The European Election and Referendum Database is specifically intended to provide election results on a regional level for European countries. The archive cover the period from 1990 until present and publishes results from parliamentary elections, European Parliament elections, presidential elections, as well as EU-related referendums for a total of 35 European countries."

Offers databases on country profiles, electoral systems, voter turnout, election financing.

A static research collection of district level election results for approximately 350 national legislative elections in 26 countries that was maintained through 2003. The archive in its original form is available at the Internet Archive. Data is also available to download in the Cox-Lijphart Archive Dataverse.

"Captures election results, national referenda, changes in government, and institutional reforms for a range of countries, within and beyond the EU." Produce various graphic representations.

Ebook--Includes data on elections (1990s), text of relevant legislation, and downloads in various formats on constituencies and candidates.