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Legal authority cited:
  • Mo. R. Civ. P. 56 / St. Louis County Local Rules (Mo. R. Civ. P. 56 / St. Louis County Local Rules)

    Governs exhibit marking and filing format at St. Louis County Circuit Court.

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St. Louis County Circuit Court Exhibit Requirements

Circuit Court of St. Louis County

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St. Louis County Circuit Court exhibit facts at a glance
  • St. Louis County Circuit Court is part of Circuit Court of St. Louis County, serving St. Louis County, Missouri.
  • Plaintiffs mark exhibits Plaintiff's Exhibit 1, 2, 3... and defendants mark exhibits Defendant's Exhibit A, B, C... at St. Louis County Circuit Court.
  • St. Louis County Circuit Court requires e-filing through Show-Me Courts; confirm the current per-document file-size limit with the system.
  • Mo. R. Civ. P. 56 / St. Louis County Local Rules is the primary rule governing exhibit marking and format at St. Louis County Circuit Court.
  • The preferred exhibit file format at St. Louis County Circuit Court is PDF.
  • St. Louis County Circuit Court is located at 105 S Central Avenue, Clayton, MO 63105.
  • Missouri's most populous county
  • A common exhibit mistake at St. Louis County Circuit Court: confusing with st. louis city court.
St. Louis CountyShow-Me CourtsConfirm the limit with the court’s e-filing system limit

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Filing Essentials

E-Filing SystemShow-Me Courts
File Size LimitConfirm the limit with the court’s e-filing system
Preferred FormatPDF
Plaintiff MarkingPlaintiff's Exhibit 1, 2, 3...
Defendant MarkingDefendant's Exhibit A, B, C...
Primary RuleMo. R. Civ. P. 56 / St. Louis County Local Rules
Clerk's Office: Mon-Fri 8:00 AM - 5:00 PM

Paper filings are accepted during clerk's office hours (Mon-Fri 8:00 AM - 5:00 PM). For deadline-sensitive filings, Show-Me Courts is the safer option since it doesn't depend on the clerk's window, though confirm whether after-hours uploads are stamped same-day.

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Local Tips for St. Louis County Circuit Court

  • Missouri's most populous county
  • Suburban St. Louis area cases
  • St. Louis County-wide practice: a separate suburban circuit (21st Judicial Circuit, Clayton) from the independent City of St. In this circuit the exhibit exchange deadline is set by the assigned judge's order — confirm with the clerk. Sup. Ct. R. 56).

Location & Access

105 S Central Avenue, Clayton, MO 63105

Public parking in Clayton. MetroLink accessible.

Airport-style security at the public entrance. Check the court’s security rules on weapons and recording devices before you arrive.

Common Mistakes at St. Louis County Circuit Court

  • 1.Confusing with St. Louis City court
  • 2.Missing local rule differences
  • 3.Waiting until the clerk's office closes to discover a file format problem with Show-Me Courts

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St. Louis County Circuit Court Exhibit FAQs

How do plaintiffs and defendants mark exhibits differently at St. Louis County Circuit Court?

Plaintiffs typically use Plaintiff's Exhibit 1, 2, 3... while defendants use Defendant's Exhibit A, B, C..., under Mo. R. Civ. P. 56 / St. Louis County Local Rules. Individual departments can vary this convention, so confirm with the assigned judge's standing orders before trial.

What e-filing system does St. Louis County use, and what's the size limit?

St. Louis County Circuit Court files through Show-Me Courts, capped at Confirm the limit with the court’s e-filing system per document. Documents should be submitted in PDF format for best compatibility.

What's the most common exhibit mistake attorneys make at St. Louis County Circuit Court?

Confusing with St. Louis City court. Building in extra time to double-check formatting before the filing deadline avoids most rejections.

What's one local filing quirk to know before showing up at St. Louis County Circuit Court?

Missouri's most populous county.

Does ExhibitPrep produce exhibits that comply with St. Louis County Circuit Court requirements?

Yes. ExhibitPrep supports the Plaintiff's Exhibit 1, 2, 3... / Defendant's Exhibit A, B, C... marking conventions used at Circuit Court of St. Louis County and exports PDF files within the Confirm the limit with the court’s e-filing system limit for Show-Me Courts.

ExhibitPrep formats documents; it does not provide legal advice or filing approval. Some guidance remains unverified. Citations support only their stated claims and scope. Review the finished files against current court instructions and case orders before filing. Check requirements and the finished PDF before filing.

Last updated: 2026-03. Always verify current requirements with the court.