Human cases of West Nile virus in Mississippi fluctuate by year

Most years in the past decade have seen 30 to 60 human cases

A line graph showing the total number of human West Nile virus cases in Mississippi from 2002 to 2025.

(Please use a modern browser to see the interactive version of this visualization)

Cases are confirmed by laboratory testing. Data from 2004 includes confirmed and probable cases.

Chart: Anna Hu / Mississippi TodaySource: Mississippi State Department of HealthGet the data