Kingston is an unincorporated community and census-designated place in Beverly and Richfield Townships, Adams County, Illinois, United States. Kingston is located along Illinois Route 104 southeast of Liberty.
A post office called Kingston was established in 1836. The community has the name of James King, a first settler.
According to the 2021 census gazetteer files, Kingston has a total area of , all land.
Kingston first appeared as a census designated place in the 2020 U.S. census.
As of the 2020 census there were 20 people, 42 households, and 33 families residing in the CDP. The population density was . There were 9 housing units at an average density of . The racial makeup of the CDP was 95.00% White and 5.00% from two or more races.
It is in the Liberty Community Unit School District 2. The district's comprehensive high school is Liberty High School.