World Christian DatabaseProvided detailed statistics on religious activities, growth rates, religious literature, worker activity, and demography for Christian denominations and other world religions. Additional secular data is included on population, health, education, languages,
and communication in cities and regions of the world.
World Religion DatabaseThe World Religion Database contains detailed statistics on religious affiliation for every country of the world. It provides source material, including censuses and surveys, as well as best estimates for every religion for the period 1900 to 2050.
Roper Center Public Opinion ArchivesThe Roper Center is a public opinion archive that preserves the data from polls conducted by many leading survey organizations. Most of the data are from the United States, but over 50 nations are represented. The iPOLL databank offers access to nearly half a million survey questions and answers asked in the U.S. by more than 150 survey organizations. Direct links are given to study documentation and datasets. Date coverage: 1930s – present.
Policy MapEasy-to-use online mapping and visualization tool. Downloadable U.S. demographic, economic and social data by city, state, zip code, county or census tract. Types of data include crime, housing, health, education and occupations, derived from both public and proprietary sources.