ZIP code · Wounded Knee · South Dakota · United States
ZIP code 57794 — Wounded Knee
ZIP code 57794 serves Wounded Knee, South Dakota.
- Postal code
- 57794Single source Value from one source, not cross-checked.
- City
- Wounded Knee
- County
- Oglala Lakota County FIPS 46102
- State
- South Dakota
- Country
- United States
- Coordinates
- 43.1405, -102.3657 — precision estimated (postal-area centroid)
View on OpenStreetMap - Population
- 1,062 (ZCTA, ACS 5-year)
- Population density
- 21 / sq mi
- Land area
- 50.9 sq mi (131.9 km²) (ZCTA, ACS 5-year)
- Median household income
- $11,326
- Per-capita income
- $2,428
- Median age
- 22.2
- Households
- 125
- Housing units
- 143
- Congressional district
- SD At-large (119th Congress)
- USDA hardiness zone
- 5a (-20 to -15 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Denver (UTC−7 / UTC−6 DST)
- Area code
- 605 (from the nearest rate centre)Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 57794 with another ZIP · ZIPs within 25 miles · distance from 57794
Map of ZIP code 57794
Climate — monthly normals
Warmest month Jul (avg high 88°F), coldest Jan (avg low 14°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 37 | 40 | 50 | 58 | 68 | 78 | 88 | 87 | 79 | 63 | 48 | 39 |
| Avg low °F | 14 | 15 | 26 | 33 | 43 | 53 | 60 | 59 | 49 | 36 | 24 | 15 |
NOAA 1991–2020 climate normals from the nearest station: MANDERSON 3 NE (9.2 mi) · NOAA NCEI
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) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page