The Ballot Brief
Illinois
Candidate profile

Thomas J. Dart

Democratic · Illinois · 2026 · Incumbent

On the ballot

Cook County SheriffIllinois · 2026Cook County sample ballot
Biography

Thomas J. Dart is the sitting Cook County Sheriff, per the county's official rosters. He is the Democratic nominee for reelection on the November 3, 2026 ballot. No campaign website was found as of September 8, 2026.

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How we source this

Profile facts follow official election office filings and the sources cited in each biography. Roster last verified September 27, 2026. Official sources are the final word on who appears on your ballot.

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