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Platte County Courthouse

Filing information for Platte County Courthouse in Platte City, MO. Part of the Platte County small claims court system.

E-Filing

Not available

Max Claim

$5,000

Courthouse Details

Platte County Courthouse

415 Third Street

Platte City, MO 64079

Mailing Address

415 Third Street

Platte City, MO 64079

Phone: (816) 858-2232Fax: (816) 858-3392

Hours: Monday-Friday 8:00 a.m. - 5:00 p.m.

Area Served

All of Platte County

How to File at Platte County Courthouse

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.