Illinois › Dupage County › DuPage County Treasurer
2 candidates are tracked for DuPage County Treasurer on the November 3, 2026 ballot: Yeena Yoo and Gwen Henry. Candidate information follows official Dupage County election filings; verify with the official election office linked below.
Yeena Yoo ran unopposed for the Democratic nomination; sitting Treasurer Gwen Henry ran unopposed for the Republican nomination. They meet on the November 3 ballot, per the county's official canvass.
Democratic
Yeena Yoo has served on the DuPage County Board representing District 2, per DuPage County official board roster. No campaign website or questionnaire response was found as of September 8, 2026; the official roster and election filing is the only verifiable source for Yeena Yoo.
Republican · Incumbent
Gwen Henry is a certified public accountant who has served as DuPage County Treasurer since 2006 and previously served as mayor of Wheaton and as a DuPage County Board member and forest preserve commissioner, per DuPage County official biography.
Campaign site →