By HealthByCounty Editorial Team
Page revised
County Health Rankings & Roadmaps publishes national data and technical documentation for its 2025 Annual Data Release, including measure definitions, source years, data sources, and comparability guidance.
2025 Annual Data Release: Data & DocumentationRanks and Health Groups are different
County Health Rankings & Roadmaps states that it no longer assigns counties an individual rank. Its current presentation uses Health Groups to place counties with similar health on a national continuum.
2025 Annual Data Release Frequently Asked QuestionsThe program cautions that Health Group differences do not necessarily represent statistically significant county-to-county differences; the groups are intended to support contextual comparison.
County Health Rankings & Roadmaps MethodsCheck the year attached to each measure
Measures in one annual release can use different underlying data years. The program directs readers to the 2025 measures and documentation for each measure definition, source, and data year.
2025 Annual Data Release Frequently Asked Questions2025 Annual Data Release: Data & DocumentationEvidence links are attached to each material paragraph. Sources were accessed on the dates recorded in the structured evidence registry. This content is informational only and does not constitute medical advice.