Washington County Courthouse


Members of the Potosi/Washington County Chamber of Commerce are business and professional people working together to promote business and economic growth to improve the quality of life in our community.

The Potosi/Washington County Chamber of Commerce Website is a resource for area business owners, community leaders, and the public.  It provides business leads and tools for growing a business and demonstrates the value of the Chamber and what Washington County has to offer.


26th Annual
Moses Austin Festival

Friday, June 19th & Saturday, June 20th

Vendor Applications Available Now!
Click Moses Austin Festival Under the Events Tab