American National Election Studies (ANES)ANES produces high quality data on voting, public opinion, and political participation to serve the research needs of social scientists, teachers, students, policy makers and journalists who want to better understand the theoretical and empirical foundations of national election outcomes.
Federal Election CommissionFEC is an independent regulatory agency whose duties are to administer and enforce the Federal Election Campaign Act (FECA) - the statute that governs the financing of federal elections.
Follow the MoneyThe National Institute on Money in State Politics is a nonpartisan, nonprofit organization that monitors campaign money on state-level elections and public policy in all 50 states.
General Social Survey (GSS)GSS contains demographic, behavioral, and attitudinal questions, plus topics of special interest. Many of the core questions have remained unchanged since 1972 to facilitate time-trend studies as well as replication of earlier findings.
New Nation VotesElection database covers presidential, congressional, gubernatorial, and state elections from 1787 t0 1825.
OpenSecrets.orgCenter for Responsive Politics is a non-partisan group that monitors campaign financing.