Pew Research Center is a nonpartisan fact tank that informs the public about the issues, attitudes & trends shaping America and the world. It conducts public opinion polling, demographic research, media content analysis and other empirical social science research.
Founded in 1935, Gallup is known for its public opinion polls and its research on what humans around the world think and feel.
For statistics on crime, law enforcement, education, health, housing, social welfare, and more in the United States try this library resource