Get in touch

The Library began in 1938 as a free public library and in 1946 it became a County Library. It has been the goal of Washington County Library to serve the needs of the community.

library building

Washington County Library serves a County population of 25,195. It is located in the center of Potosi, MO… the county seat.


9:00 am – 7:00 pm

9:00 am – 5:00 pm

9:00 am – 1:00 pm

How Can We Help?

Whatever kinds of questions you have the Washington County
Library will do their best to get the answer.