Frequently Used Sources
From the U.S. Census Bureau. Provides U.S. population, housing, economic and geographic data.
Data-Planet Statistical Datasets
Provides access to statistics produced by U.S. government, major international and intergovernmental organizations, professional and trade organizations, state government agencies, and universities. Compare and manipulate tens of millions of statistical data series.
Data-Planet Statistical Ready Reference
Same data as the Data-Plant Statistical Datasets, but designed for quick lookup. Link directly to Data-Planet Statistical Datasets to compare and contrast multiple indicators.
From The Economist Intelligence Unit, provides economic, political, and market developments for 195 countries as well as analysis on the implications for business.
Statistical Abstracts of the United States
The authoritative and comprehensive summary of statistics on the social, political, and economic organization of the United States.