St. Charles County

Primary Election

August 4, 2026 Primary Election

Tuesday, August 4, 2026· Decided

  • Register by

    Jul 8

    passed

  • Request mail ballot by

    Jul 22

    passed

  • Early voting

    Jun 23–Aug 3

    passed

  • Election day

    Aug 4

    passed

U.S. Representative 3rd District

  • BOBob OnderIncumbentRepublican
  • JFJohn FraserRepublican
  • MCMike ConnerDemocratic

State Auditor

  • SFScott FitzpatrickIncumbentRepublican
  • G(Gerald (Jerry) Wistrand Jr.Republican
  • QWQuentin WilsonDemocratic
  • GUGregory UpchurchDemocratic
  • DCDustin CoffellLibertarian

State Senator District 2

  • NSNick Schroer
  • BEBill Eigel
  • JLJason Law
  • CSChris Sander
  • ACArnie C. A.C. Dienoff

State Senator District 10

  • SESteve Ehlmann

County Executive

  • JLJason Law
  • ACArnie C. A.C. Dienoff
  • BEBill Eigel
  • SESteve Ehlmann

Director of Elections

  • JOJen Olson
  • KBKurt Bahr

Collector of Revenue

  • MDMichelle D. McBride
  • EBErica Bridges

Recorder of Deeds

  • MEMary E. Dempsey

Prosecuting Attorney

  • JGJoseph G. McCulloch

Sheriff

  • SAScott A. Lewis

County Council District 1

  • MSMatt Swanson

County Assessor

  • TWTravis Welge

Circuit Judge Division 1

  • BRBrittney R. Smith

ℹ️ Gathered from public sources — verify dates and candidates with your official election office before relying on them.

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