ZIP code · Hill City · South Dakota · United States
ZIP code 57745 — Hill City
ZIP code 57745 serves Hill City, South Dakota.
- Postal code
- 57745Single source Value from one source, not cross-checked.
- City
- Hill City
- County
- Pennington
- State
- South Dakota
- Country
- United States
- Coordinates
- 43.9377, -103.5782 — precision precise (locality)
View on OpenStreetMap - Population
- 1,784 (ZCTA, ACS 5-year)
- Median household income
- $90,089
- Median age
- 45.5
- Time zone
- America/Denver (UTC−7 / UTC−6 DST)
Nearby localities
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS). Data generated on 2026-08-21. Methodology · Report an error on this page