57340 Frequently Asked Questions

A: ZIP Code 57340 is Located in Fulton South Dakota. Portions of 57340 are also in Plano Township, Fairview Township (Hanson County), Hanson Township, Jasper Township, Fulton (town).

A: ZIP Code 57340 is Located Entirely in Hanson County South Dakota.

A: The Current Sales Tax in ZIP Code 57340 is 4.2%

A: The Area Code for 57340 is 605.

A: ZIP Code 57340 is in South Dakota State House of Representatives District 19.

A: ZIP Code 57340 is in South Dakota State Senate District 19.

A: The 2022 population of ZIP Code 57340 is 186. The population growth rate in 57340 is -31.58%. The population density of 57340 is 3.

A: The majority race/ethnicity of people residing in 57340 is White (100.00%).

A: The median household income in 57340 is $63,750 (2021) and the average adjusted income is $169,650 (2021).
2025 zipdatamaps.com