Cap au Gris is an unincorporated community in Lincoln County, in the U.S. state of Missouri.
[1] Cap au Gris was platted in 1845.
[2] The community took its name from historic Fort Cap au Gris, which once stood near the town site.
[3] A post office called Cap au Gris was established in 1845, and remained in operation until 1883.
This Lincoln County, Missouri state location article is a stub.