Economics: Statistics, time series, and data sets

1960 - present. Provides access to the world's largest collection of publicly available individual-level census data and source documents from 1960 forward. Free registration required to view and download data.

1900 - present. Supports data discovery, reuse, and interpretation. Provides access to datasets in multiple repositories from a single destination.

Data Planet Statistical Datasets is a web-based research tool that provides access to data from licensed and public domain datasets from 80+ source organizations. It contains more than 157 billion data points from 12.6 billion datasets available in charts, maps, views, rankings, time series and tables. All of the data have been standardized and structured, and are described with up to 37 fields of metadata. It includes access to EASI Market Planner.

Combines publicly accessible US government data from a variety of statistical agencies in one website and visualization engine. Created by M.I.T Media Lab, with a focus on critical issues facing the United States in areas like jobs, skills and education across industry and geography.

Note: Registration is free but required. Downloads are limited to 4,000 records at a time. International statistics on production, trade, food balances, forestry, land use, irrigation, fertilizer, pesticides, agriculture, food aid, and fisheries.

ICPSR maintains a data archive of more than 500,000 files of research in the social sciences. It hosts 16 specialized collections of data in education, aging, criminal justice, substance abuse, terrorism, and other fields.