Winner is a city in central Tripp County, South Dakota, United States.

[9] According to the United States Census Bureau, the city has a total area of 2.20 square miles (5.70 km2), all land.

[10] Winner, located in the south central part of the state, features a climate type (Köppen Dfa) often described as a hot summer humid continental climate.

There were 1,547 housing units at an average density of 703.2 per square mile (271.5/km2).

42.5% of all households were made up of individuals, and 22.9% had someone living alone who was 65 years of age or older.

There were 1,526 housing units at an average density of 987.8 per square mile (381.4/km2).

36.9% of all households were made up of individuals, and 21.1% had someone living alone who was 65 years of age or older.