Population Reference Bureau – US Indicators provides key demographic and social statistics about the United States in accessible charts and tables. It includes indicators on population change, births, deaths, migration, and related measures drawn from authoritative sources. This resource supports demographic analysis, trend monitoring, and evidence-based research.

This page memorializes the federal datasets and variables, as well as select data tools, that have been terminated or removed in 2025. This list does not include routine changes and terminations of datasets, but rather strives to capture losses to federal data that are extra-ordinary.

A comprehensive framework for assessing the health of federal data collections, highlighting key dimensions of risk and presenting a clear status of data well-being.

Population projections are estimates of the population for future dates. They are typically based on an estimated population consistent with the most recent decennial census and are produced using the cohort-component method.

The Bureau of Justice Statistics (BJS) is the principal federal statistical agency responsible for collecting, analyzing, and publishing data on crime, criminal offenders, victims of crime, and the operation of justice systems in the United States. BJS produces a wide range of official statistics on topics such as crime rates, law enforcement personnel and activity, courts, corrections, and victimization through surveys, administrative records, and longitudinal data collections.

The BJS website offers access to statistical reports, interactive data tools, downloadable datasets, and technical documentation. Its data are widely used by policymakers, researchers, practitioners, and the public to monitor trends in public safety, evaluate justice policies and programs, support research, and inform evidence-based decision-making in the criminal justice field.

Research team (Harvard & partners) using census and tax data to analyze social mobility; produces papers and related resources explaining neighborhood-level opportunity patterns.

PRB’s “U.S. Census and Public Data” program tracks threats to public datasets, supports data literacy, and translates census/ACS data into accessible resources and coalition work.

Open-access platform that simplifies U.S. Census and American Community Survey data through searchable profiles, maps, and tables, enabling journalists, advocates, and researchers to quickly explore and contextualize local demographic data without technical barriers.

Public interface for querying many CDC public health datasets with an ad-hoc query system and downloadable outputs.

GovWayback is a simple tool to quickly access archived versions of government websites from before January 20, 2025 – just add “wayback.com” after “.gov” in any government URL. GovWayback automatically redirects you to that page’s archived version from the Internet Archive.

Nonprofit research org that heavily relies on federal, state, and local data to analyze policies; produces tools and reports on data resilience, equity, and disappearing federal data

Search tool created by Boston University’s Center for Health Data Science to help users find lost or removed federal datasets across multiple rescue and archive sites.