Frankclay is an unincorporated community and census-designated place in West Central St. Francois County, Missouri, United States.

[2] It is located approximately one mile south of Route 8 about five miles west of Flat River.

A post office called Frankclay was established in 1905, and remained in operation until 1973.

[4] The community has the name of the original owner of the town site.

This Saint Francois County, Missouri state location article is a stub.