Joplin Map
Joplin is a census-designated place (CDP) in Liberty County, Montana, United States. The population was 210 at the 2000 census.
Joplin is located at 48°33?37?N 110°46?13?W / 48.56028°N 110.77028°W / 48.56028; -110.77028 (48.560363, -110.770255).
According to the United States Census Bureau, the CDP has a total area of 1.3 square miles (3.3 km²), of which 1.3 square miles (3.3 km²) is land and 0.04 square miles (0.1 km²) of it (2.33%) is water.
Nearby cities include Hingham, Inverness, Chester, Rudyard.