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
The Dynamics of Collective Action
Racial Segregation Indices
2008 Elections Information
Social Explorer Census Data
Open States
Public Opinion Polls (Roper Center)