Keysville is an unincorporated community in southwest Crawford County, in the U.S. state of Missouri.
[1] The community is located approximately six miles south of Steelville on Missouri Route AA and is on the banks of Crooked Creek.
[2] A post office called Keysville was established in 1873, and remained in operation until 1955.
[3] The community was named after Elijah Key, a pioneer citizen.
This Crawford County, Missouri state location article is a stub.