First official post office established near this site, February 20, 1894. Named after first postmaster, George W. Watson, whose family owned land that is now the center of Watson.
The Amite River Phase (4000-1500 B.C.) of the Archaic Period was a local variation of a pre-ceramic Indian culture in the area. Gravel lured Indians to the Amite River, which today remains important for this resource.