About This Place
Vivian is a census-designated place (CDP) in Lyman County, South Dakota, United States. The population was 119 at the 2010 census.
Vivian is located at 43°55′35″N 100°17′33″W / 43.92639°N 100.2925°W / 43.92639; -100.2925 (43.926481, -100.292524).
According to the United States Census Bureau, the CDP has a total area of 1.7 square miles (4.4 km²), all of it land.