57061 Frequently Asked Questions

A: ZIP Code 57061 is Located in Sinai South Dakota. Portions of 57061 are also in Sinai (town).

A: ZIP Code 57061 is Located Entirely in Brookings County South Dakota.

A: The Current Sales Tax in ZIP Code 57061 is 4.2%

A: The Area Code for 57061 is 605.

A: ZIP Code 57061 is in South Dakota State House of Representatives District 8.

A: ZIP Code 57061 is in South Dakota State Senate District 8.

A: The 2022 population of ZIP Code 57061 is 174. The population growth rate in 57061 is 69.79%. The population density of 57061 is 488.

A: The majority race/ethnicity of people residing in 57061 is White (96.97%).

A: The median household income in 57061 is $38,750 (2021) and the average adjusted income is $-1 ().