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is a town in and the parish seat of Livingston Parish, Louisiana, United States. The population was 1,342 at the 2000 census. It is part of the Baton Rouge Metropolitan Statistical Area.
Livingston is the site of a gravitational wave observatory sponsored by the National Science Foundation.
According to the United States Census Bureau, the town has a total area of 3.1 square miles (8.1 km²), all of it land.