A: ZIP Code 57555 is in South Dakota State House of Representatives District 26A.
A: ZIP Code 57555 is in South Dakota State Senate District 26.
A: The 2022 population of ZIP Code 57555 is 3516. The population growth rate in 57555 is -12.66%. The population density of 57555 is 5.
A: The majority race/ethnicity of people residing in 57555 is Native American (85.75%). The majority race/ethnicity of students attending public schools in 57555 is Native American(96.61%).
A: The median household income in 57555 is $31,912 (2021) and the average adjusted income is $164,930 (2021).