Hartshorn is an unincorporated community in eastern Texas County, Missouri, United States.
[1] The community is located on Missouri Route KK, approximately six miles north of Summersville and fifteen miles east of Houston.
[2] A post office called Hartshorn has been in operation since 1891.
[3] Hartshorn Cole, an early postmaster, gave the community his first name.
This Texas County, Missouri state location article is a stub.