“We want your business in Washington County.” 

Partnering with the local and state government, we can offer a variety of business, manufacturing, and industry program incentives. Washington County, located in Potosi, Missouri, is approximately 60 miles south of metropolitan St. Louis, Missouri. Potosi serves as a direct link between I-55 (via US 67) and I-44 without accessing the traffic congestion of the city. I-270 is to the north, I-44 to the west and I-55 (via US 67) to the east.

Rules & Regulations

The Washington County Industrial Park is established with rules and regulations to protect your company as well as the well being of companies already established in the Industrial Park.


Land Sales are negotiable based on job creation and capital investment.


  • Water 
  • Sewer 
  • Natural Gas 
  • Fiber