Diagnosed diabetes by county

Every US county shaded by diagnosed diabetes — drag the year slider or press ▶ to animate 2010–2022. Colors use one pooled quantile scale across all years, so shades are comparable over time. Click a county for its value and that year's national rank. Grey = no estimate. 3,144 of 3,235 counties have 2022 data.

Source: CDC/BRFSS-modeled diagnosed-diabetes prevalence via County Health Rankings releases 2013-2025; each frame is one release's modeled data year (labeled release minus 3)