is the federal government’s open data site, and aims to make government more open and accountable. Opening government data increases citizen participation in government, creates opportunities for economic development, and informs decision making in both the private and public sectors. implements Title II of the Foundations for Evidence-Based Policymaking Act of 2018 Public Law 115-435. The OPEN Government Data Act makes a requirement in statute, rather than a policy. It requires federal agencies to publish their information online as open data, using standardized, machine-readable data formats, with their metadata included in the catalog. is working with an expanded group of federal agencies to include their datasets in as they implement the new law. In addition, the law requires that GSA work with the Office of Management and Budget and the Office of Government Information Services to establish an “online repository of tools, best practices, and schema standards to facilitate the adoption of open data practices across the Federal Government.” was built with open source software. Anyone, especially local, state, and foreign governments are welcome to borrow the code behind

Open Data in the United States

Numerous states, cities, and counties have launched open data sites.
By collaborating with these non-federal data sources, is able to include this data in the catalog. Searches on the catalog will return relevant datasets from both federal and non-federal sources.


U.S. States
U.S. Cities and Counties
International Countries
International Regions


Download the full list of open data sites: [CSV] | [EXCEL]             List Views: [U.S. States | U.S. Cities and Counties | International ]

Map representation of Open Data Sites