Social Explorer is an online research tool designed to provide quick and easy access to historical census data and demographic information. It creates fast, intuitive, and appealing maps and reports to help users visually analyze and understand demography and social change throughout history.
The Pew Research Center is a nonpartisan fact tank that provides information on the issues, attitudes and trends shaping America and the world. The center conducts public opinion polling, demographic studies, media content analysis and other empirical social science research. It does not take positions on policy issues.