Chidester is a city in Ouachita County, Arkansas, United States. The population was 335 at the 2000 census. It is part of the Camden Micropolitan Statistical Area.
Chidester is located at 33°42′5″N 93°1′24″W / 33.70139°N 93.02333°W / 33.70139; -93.02333 (33.701331, -93.023349).
According to the United States Census Bureau, the city has a total area of 5.3 square miles (13.8 km²), all of it land.