Pollock is a town in Campbell County, South Dakota, United States.

[6] The Pollock Depot, a wood-frame former railroad station, is listed on the National Register of Historic Places.

As the roads in the county improved, there was more freight and passenger transportation by truck and automobile.

Lower demand for rail freight led to the branch line being partially abandoned.

According to the United States Census Bureau, the town has a total area of 0.32 square miles (0.83 km2), all land.

51.5% of all households were made up of individuals, and 30.9% had someone living alone who was 65 years of age or older.