Mershon is an unincorporated community and census-designated place (CDP) in Pierce County, Georgia, United States.
The 2020 census listed a population of 44.
A post office called Mershon was established in 1886. The community was named after Martin L. Mershon, a local judge.
Mershon was first listed as a census designated place in the 2020 U.S. census.
In 2020, it had a population of 44.