The Ballot Brief
Missouri
Candidate profile

Mark Osmack

Democratic · Missouri · 2026

On the ballot

County Council District 3Missouri · 2026St Louis County sample ballot

Top priorities

  • Affordable housing, utilities, and essential services
  • Repair and maintain county roads and sidewalks
  • Fiscal responsibility and budget transparency

Per the campaign site.

Biography

A U.S. Army veteran who deployed to Afghanistan during the 2010 to 2011 surge and earned a Bronze Star, per his campaign site. He describes himself as focused on the bottom line, not politics, per his site.

Campaign site (opens in a new tab)

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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 2, 2026. Official sources are the final word on who appears on your ballot.

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