New Augusta is a town in Perry County, Mississippi. It is part of the Hattiesburg, Mississippi Metropolitan Statistical Area. The population was 554 at the 2020 census. It is the county seat of Perry County. New Augusta is located about two miles south of "Old" Augusta, which was the county seat until 1906.
New Augusta is located at (31.204062, -89.031957).
According to the United States Census Bureau, the town has a total area of , of which is land and (2.64%) is water.
As of the 2020 United States census, there were 554 people, 238 households, and 165 families residing in the town.
The Town of New Augusta is served by the Perry County School District.
The county is in the zone for Jones College.