The Ballot Brief
Illinois
Candidate profile

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Jennifer Clark

Democratic · Illinois · 2026 · Incumbent

Running for Lake County Board Member, District 15, Illinois

Top priorities

From the campaign site

  • Fiscal transparency in county government spending
  • Investing in infrastructure to address deferred maintenance on roads, bridges, and stormwater systems
  • Working toward net zero greenhouse gas emissions for county operations by 2040
Biography

Clark is an economist who currently serves as the Lake County Board Commissioner for District 15, representing parts of Libertyville, Vernon Hills, and Mundelein, per the campaign site. Clark also serves on the Lake County Forest Preserves Board and chairs the Public Works, Planning, and Transportation Committee, per the campaign site.

Campaign site (opens in a new tab)

On the ballot

Lake County Board Member, District 15Illinois · 2026Lake County sample ballot

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Voting info and more

Voting info and more
How we source this

Profile facts follow official election office filings and the sources cited in each biography. Roster last verified October 19, 2026. Official sources are the final word on who appears on your ballot.

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