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Washington County Circuit Clerk's Office

Filing information for Washington County Circuit Clerk's Office in Potosi, MO. Part of the Washington County small claims court system.

E-Filing

Not available

Max Claim

$5,000

Courthouse Details

Washington County Circuit Clerk's Office

104 North Missouri Street

Potosi, MO 63664

Mailing Address

PO BOX 216

102 N MISSOURI STE D, MO 63664

Phone: (573) 438-4171Fax: (573) 438-4171

Hours: Monday – Friday, 8:00 am to 4:30 pm

Area Served

Washington County

How to File at Washington County Circuit Clerk's Office

File in person

Bring your completed forms to the courthouse during business hours.

File by mail

Most small claims courts accept filing by mail — check with this court first. Typically you mail your completed forms with the filing fee plus a self-addressed stamped envelope for your returned copies.

Ready to take action?

A demand letter often settles disputes before a case is ever filed — and it only takes a few minutes.

Read the demand letter guide

For statewide rules, see the full Missouri small claims court guide →

Data verified May 6, 2026.