Eagle Butte is a city in Dewey and Ziebach counties in South Dakota, United States.

[8] According to the United States Census Bureau, the city has a total area of 1.17 square miles (3.03 km2), all land.

[9] As of the census[11] of 2010, there were 1,318 people, 384 households, and 279 families living in the city.

24.2% of all households were made up of individuals, and 7.8% had someone living alone who was 65 years of age or older.

As of the census[5] of 2000, there were 619 people, 227 households, and 140 families living in the city.

The racial makeup of the city was 18.26% White, 80.29% Native American, and 1.45% from two or more races.

33.5% of all households were made up of individuals, and 12.3% had someone living alone who was 65 years of age or older.