Lower Brule (Lakota: Khulwíčhaša[5]) is a census-designated place (CDP) in Lyman County, South Dakota, United States.

[7] Lower Brule is located in northeastern Lyman County on the west side of Lake Sharpe, a reservoir on the Missouri River.

According to the United States Census Bureau, the CDP has a total area of 0.4 square miles (1.0 km2), all land.

[8] The reservation has a boat landing north of the city where walleyes and other fish can be caught.

The Lower Brule Sioux tribe operates a popcorn packaging business, and the casino in the community is called the Golden Buffalo.