Here you will find data, tools, and resources to conduct research, develop web and mobile applications, design data visualizations, and more.

A source for population, economic, housing, and geographic information and data about the United States, Puerto Rico, and the Island areas.

State-level survey data on health-related risk behaviors, chronic health conditions, and use of preventive services. Includes data for the District of Columbia, Guam, and Puerto Rico.

Data and statistics organized by topic.

CDC WONDER -- Wide-ranging Online Data for Epidemiologic Research -- is an easy-to-use, menu-driven system that makes the information resources of the Centers for Disease Control and Prevention (CDC) available to public health professionals and the public at large. Access statistical research data published by CDC, as well as reference materials, reports and guidelines on health-related topics.

A comprehensive source of hospital cost data, including information on in-patient stays, ambulatory surgery and services visits, and emergency department encounters. Compiled by the Agency for Healthcare Research and Quality (AHRQ).

Data on disability, fertility, health insurance, HIV/AIDS.

MEPS provides data on how Americans use and pay for medical care. Compiled by the Agency for Healthcare Research and Quality (AHRQ).

A division of the CDC, NCHS is the principal health statistics agency in the U.S.

Data on fatal and nonfatal injuries, violent death, and the cost of injuries, compiled by the CDC.

Links to open data portals at the state, county, and municipal levels. From Data.Gov.

County level health data and rankings for all fifty states, A collaborative project between the Robert Wood Johnson Foundation and the University of Wisconsin Population Health Institute.

Data produced by the departments and agencies of the State of Illinois.

Data produced by City of Chicago departments and agencies.

Data produced by the bureaus and offices of Cook County Government.

Provides health indicators for all 77 of Chicago's Community Areas.

Country-level health data compiled by the World Health Organization (WHO).

Health Data for the member states of the Organisation for Economic Co-operation and Development (OECD).

Health data for the member states of the European Union.

Demographic, economic, and geographic studies of other countries by the US. Census Bureau. Includes access to the International Data Base (IDB) and the HIV/AIDS Database.