Social Explorer This link opens in a new windowProvides quick and easy access to historical census data and demographic information. Includes the entire US Census history from 1790 to 2000, all annual updates from the American Community Survey, and the Religious Congregations and Membership Study from 1980 to 2000. Allows users to customize, save, print, and email maps and reports and export them to a variety of programs and statistical packages for further analysis and use in reports and presentations.