DuPage County Clerk if the death was in DuPage. Springfield (IDPH) is statewide mail. Cook County is next door and is a different clerk.
Who may request
A direct relative or someone who can prove a financial interest: spouse, parent, child, sibling; the informant on the certificate; an executor or administrator with court papers; or someone with a documented personal or property right interest.
What to bring
Current valid ID: Illinois driver license or state ID, U.S. passport, military ID, or the other forms on the Clerk's list. Confirm before you mail.
Where to write or visit
In person: 421 N. County Farm Road, Wheaton, IL 60187. Mail: DuPage County Clerk, P.O. Box 1028, Wheaton, IL 60187. Illinois Department of Public Health in Springfield is the statewide backup.
Notes from the desk
First copy $18, additional copies of the same record $6 when ordered together. IDPH Springfield extras are $4 on the state death page this check. Order extras on the first request. Online orders, where offered, go through a vendor. This desk takes no cut.