List of 50 States
DW-Nominate Scores
GSS Cumulative Data File Archive
CQ Press Voting & Elections Data
Newsbank's America's News Data
The ARDA Religious Denominations by County
Institute for Research & Education on Human Rights
National Association of Counties
Ballotpedia
The Dynamics of Collective Action
Racial Segregation Indices
2008 Elections Information
Social Explorer Census Data
Open States
Public Opinion Polls (Roper Center)