John Robinson III
Treasurer
The Washington County Treasurer’s Office in Potosi, Missouri is responsible for managing the county’s finances and safeguarding public funds. The Treasurer collects property taxes and other county revenues, disburses payments to schools and local government entities, and maintains accurate financial records. Serving as the custodian of county monies, the office plays a vital role in ensuring that Washington County’s financial operations are handled securely, transparently, and in accordance with state law.