This interactive website allows users to create maps and reports from selected census statistics. 1790 to 1930: County, state and national data. 1940-2000: Census tract, county, state and national data. 2006- : ACS. Also includes religion data, U.S. Election data, UK Census 2011 data, and Ireland Religion data. Generate thematic maps for census tracts. It offers a growing selection of shapefile downloads.engQueens College Department of Sociology8888-001RestrictedCensusSocial ExplorerWebsitesUnited States1790-present