Find Voting and Elections Data on Web Sites with Topical Collections

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This page features links to some useful data collections for Voting and Elections. Because the contents of these collections change frequently, these links should direct users to the top-level of data collections, rather than specific data sets.

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Census Data Center: .Helpful site from Missouri for advanced analysis of Census data
Congressional District Data: .The data set includes a wide range of economic, social and geographic information for every U.S. congressional district, from 1943-1998.
Constituency-Level Elections Archive: .A repository of detailed election results at the constituency level for lower house legislative elections from around the world
Cooperative Congressional Election Study: .The first truly large-scale academic survey project aimed at studying the midterm Congressional elections.

Daily Kos Elections Datasets: .Daily Kos Elections guide to all of their datasets.

Election Passport: .Provides free access to a rich dataset of constituency election results in 110 countries and territories throughout the world.
Electoral Integrity Project: .International election data, reports on electoral systems around the world. See their downloadable datasets page.
Electoral Law Indicators: .The ELECLAW indicators measure the degree of inclusion of the electoral franchise for three categories of potential voters or candidates: resident citizens, non-resident citizens and non-citizen residents.
Electoral System Family Map App: .Interactive Shiny app shows world map and frequencies of electoral system by decade.

Federal Election Commission's Campaign Finance Reports and Data: .Some of these files are very large and challenging to work with, but the FEC makes a lot of data available

Global Elections Database: .Information on the results of both national and subnational elections around the world.

Harvard Election Data Archive: .This archive contains data on election results, voting behavior, and electoral politics, with particular focus on the United States.
Historical Reported Voting Rates: .Multiple key indicatiors of voter participation at state level since 1960s and 1970s.

MIT Election Lab: .Supports advances in election science by collecting, analyzing, and sharing core data and findings.

Nat'l Elections Across Democracy & Autocracy Dataset: .Detailed information on all election events from 1945-2012.
Nat'l Study of Learning, Voting, and Engagement: .Data on student registration and voting rates, and an examination of campus climate for political learning and engagement.

Political Advertising on Google: .To help everyone understand the ads they see online, this report from Google includes information about verified advertisers, spending on ads related to elections.
Political TV Ad Archive: .Provides a searchable, viewable, and shareable online archive of 2016 political TV ads.

Racially Polarized Voting Near Me: .Resource designed to be used by voters, community groups, activists, and lawyers to help fully enfranchise voters of color in local government.

U.S. Elections Project: .an information source for the United States electoral system.
U.S. House Election Results Archive: .From the Office of the Clerk, official vote counts in congressional elections since 1920

Voter Turnout Database: .From the International Institute for Democracy and Electoral Assistance (IDEA)
Voting Technology Project Data: .seeks to develop better voting technologies, to improve election administration, and to deepen scientific research in these areas

Wesleyan Media Project: .Tracks and analyzes all broadcast advertisements aired by or on behalf of federal and state election candidates in every media market in the country, data access.

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