Quick Health Data Online is an interactive system that provides reliable and easily accessible health data to help assess needs, develop programs, and inform policies. The system is for anyone looking for US health data and is used by the public health community, policymakers, grant writers, researchers, and students.

The system provides state- and county-level data for all 50 states, the District of Columbia, and US territories and possessions. Data are available by gender, race and ethnicity and come from a variety of national and state sources. The system is organized into eleven main categories, including demographics, mortality, natality, reproductive health, violence, prevention, disease and mental health. Within each main category, there are numerous subcategories.