Warner Map
Warner is a town in Brown County, South Dakota, United States. The population was 457 at the 2010 census.
Warner is located at 45°19??31?N 98°29?47?W / 45.325271°N 98.496451°W / 45.325271; -98.496451.
According to the United States Census Bureau, the town has a total area of 0.3 square miles (0.8 km2), all of it land.
Nearby cities include Mellette, Bath, Aberdeen.