Stats on the U.S. economy, population, births and deaths, poverty, and more
The Fifty States
The map, history, capitol, flag, tree, geography, symbol of each state
Population info, weather, facts, history, and landmarks of major U.S. cities
Marriage & Household Statistics
U.S. households, marriage, divorce, adopted children, and more
Race & Population
Population stats by race, plus data on immigration, diversity, and American Indians in the U.S.
Gender & Sexuality
Information about women's and gay rights, women in Congress, domestic violence, the wage gap, sexual abuse
Weapons, casualties, summaries of U.S. and foreign wars, veteran and military personnel stats, and more
U.S. and international postage rates, facts about stamps, and ZIP codes
Societies & Associations
Directory of U.S. societies and associations, from the AARP to the Zionist Organization of America
Crime & Law Enforcement
Statistics on crime, arrests and prison population, and capital punishment in the U.S.
Enrollment figures, stats on reading proficiency, SAT scores, and tuition info
|Encyclopedia: United States
Search the entire Columbia Encyclopedia for more topics.
|Atlas: United States | Printable U.S. Maps|
|Year by Year: 1900–2014
Enter a year and discover what happened!