The shooting happened about 1:22 a.m. in the 200 block of Manchester Lane, according to preliminary information from the McHenry County Sheriff's Office.
Deputies responding to a domestic violence call were fired upon by a suspect at the scene, according to police.
Deputies returned fire and the suspect was struck, according to police. The suspect was pronounced dead at the scene.
A woman at the scene, who was shot by the suspect, sustained non-life-threatening injuries and was transported to Advocate Condell Hospital, police said.
The deputies were not injured.
The deputies involved have 1 year and 5.5 years of service at McHenry County Sheriff’s Office, authorities said.
Both deputies have been placed on paid administrative leave, pending the outcome of the investigation.
The Major Investigation Assistance Team is investigating the incident, which is considered isolated.