ZIP code · Harrold · South Dakota · United States
ZIP code 57536 — Harrold
ZIP code 57536 serves Harrold, South Dakota.
- Postal code
- 57536Single source Value from one source, not cross-checked.
- City
- Harrold
- County
- Hughes
- State
- South Dakota
- Country
- United States
- Coordinates
- 44.5215, -99.7382 — precision precise (locality)
View on OpenStreetMap - Population
- 278 (ZCTA, ACS 5-year)
- Median household income
- $60,625
- Median age
- 43.3
- Time zone
- America/Chicago (UTC−6 / UTC−5 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