Illinois › Cook County › Cook County Assessor
2 candidates are tracked for Cook County Assessor on the November 3, 2026 ballot: Pat Hynes and Nico Tsatsoulis. Candidate information follows official Cook County election filings; verify with the official election office linked below.
On Cook County's November 3, 2026 general election ballot, per the Cook County Clerk's official candidate filing list. Open seat: the Democratic nomination was decided in the March 17 primary, where the sitting assessor was defeated.
Democratic
Pat Hynes is the Lyons Township Assessor with more than 30 years of property tax experience; he won the Democratic nomination by defeating the sitting assessor in the March 17, 2026 primary, per WTTW's voter guide and Chicago election coverage.
Source: candidate campaign site, roster verified 2026-09-01.
Campaign site →Libertarian
Nico Tsatsoulis is a qualified Libertarian candidate for Cook County Assessor on Cook County's November 3, 2026 ballot, per the Cook County Clerk's official candidate filing list.