ZIP code · Eagle Butte · South Dakota · United States

ZIP code 57625 — Eagle Butte

ZIP code 57625 serves Eagle Butte, South Dakota.

Postal code
57625
Single source Value from one source, not cross-checked.
City
Eagle Butte
County
Dewey FIPS 46041
State
South Dakota
Country
United States
Coordinates
45.0016, -101.2329 — precision precise (locality)
View on OpenStreetMap
Population
3,857 (ZCTA, ACS 5-year)
Population density
3 / sq mi
Land area
1,307.2 sq mi (3,385.7 km²) (ZCTA, ACS 5-year)
Median household income
$49,643
Per-capita income
$20,145
Median age
27.6
Households
1,168
Housing units
1,358
Median home value
$72,000
Median gross rent
$718 / month
Congressional district
SD At-large (119th Congress)
USDA hardiness zone
4b (-25 to -20 °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
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.

Climate — monthly normals

Warmest month Jul (avg high 86°F), coldest Jan (avg low 9°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F283244566878868676604432
Avg low °F91222324454615949352213
Precip in0.40.50.91.83.53.42.71.91.41.90.50.5

NOAA 1991–2020 climate normals from the nearest station: DUPREE 15 SSE (14.8 mi) · NOAA NCEI

Places in ZIP 57625

Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology

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