57783 Frequently Asked Questions

A: ZIP Code 57783 is Located in Spearfish South Dakota. Portions of 57783 are also in North Spearfish, Mountain Plains, Deadwood, North Lawrence, West Butte.

A: ZIP Code 57783 is Located Primarily in Lawrence County South Dakota with Portions in Butte County.

A: The Current Sales Tax in ZIP Code 57783 is 6.2%

A: The Area Code for 57783 is 605.

A: 57783 is within South Dakota State House of Representatives District 31 and South Dakota State House of Representatives District 28B.

A: 57783 is within South Dakota State Senate District 28 and South Dakota State Senate District 31.

A: The 2022 population of ZIP Code 57783 is 16533. The population growth rate in 57783 is 7.34%. The population density of 57783 is 86.

A: The majority race/ethnicity of people residing in 57783 is White (93.21%). The majority race/ethnicity of students attending public schools in 57783 is White(87.62%).

A: The median household income in 57783 is $58,875 (2021) and the average adjusted income is $598,190 (2021).