Illinois Reports First Human Case of West Nile Virus in 2026

First 2026 human case of West Nile Virus in Illinois confirmed: IDPH reminds Illinoisans to 'Fight the Bite' and prevent illness carried by mosquitoes

West Nile virus (WNV) is spread from mosquitoes to humans through the bite of an infected mosquito. In general, people do not spread the infection.While most people do not experience symptoms from WNV, around one in five may develop a…

Piatt Co. resident confirmed with West Nile virus

A Piatt County resident was confirmed by the the Illinois Department of Public Health as the state's first human case of West Nile virus this year.

Illinois confirms first human West Nile virus case of 2026

The Illinois Department of Health has confirmed the first human case of West Nile virus in the state for 2026, involving a resident of Piatt County.

West Nile virus confirmed in central Illinois resident. See where

The first human case of West Nile virus in 2026 was confirmed in central Illinois. Find out where.

Piatt County reports first human West Nile case this year

Illinois is reporting its first human case of West Nile virus for the year.

Illinois’ first 2026 human case of West Nile Virus confirmed

The first human case of West Nile Virus has been confirmed in Illinois for this year by the Illinois Department of Public Health.