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Providing regular, updated data on the health of King County's population is a core function of Public Health – Seattle & King County. Data is intended to inform the community, including policy makers, medical personnel, researchers, community-based organizations, government agencies and individuals to understand and respond to diseases, threats and underlying conditions impacting our health.

Data highlights

Affordable Care Act Enrollment in King County: Increases in Health Insurance Coverage
After Medicaid expansion and the launch of the WA Healthplanfinderhealth exchange, uninsurance rates in working-age adults and children drop significantly.

Health of Children and Youth in King County
This report examines the health of children and youth in King County through 14 different health indicators including physical, preventive, mental, behavioral, and community health.

Why 50-year-old housing practices could be linked to poor health outcomes today
Did you know racist housing practices from more than 50 years ago could be linked with poor health outcomes today?

The Assessment, Policy Development and Evaluation Unit's primary work is assessment and evaluation of population-based data and interventions, integrating qualitative analysis, and policy development. We are a multidisciplinary group of epidemiologists, social research scientists, and policy specialists. We collaborate with community and other Public Health — Seattle & King County divisions, using and developing state-of-the-art techniques for data collection and analysis. Our goal is to provide leadership and technical assistance for population-level health assessment, data-driven program planning, program evaluation, and policy.