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ZIP Code 57625, South Dakota

ZIP Code 57625 profile, demographic data, and geographic information.

ZCTA5 57625 is a 5-digit ZIP Code area located in Dewey County / Ziebach County, South Dakota. As of official census estimates, it has a reported population of 3,775. The land area covers 1,307.24 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 3,775 ±264 2020-2024 / Census ACS 5-Year 2024
Median Age 27.7 yrs ±1.5 2020-2024 / Census ACS 5-Year 2024
Total Households 1,172 ±93 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 1,356 ±91
Occupied Housing Units 1,172 ±93
Vacant Housing Units 184 ±35
Median Home Value $68,000 ±$24,132
Median Gross Rent $713 ±$75
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $43,235 ±$8,128
Per Capita Income $19,862 ±$2,676
Poverty Rate 39% ±7.2%
Population Below Poverty Level 1,451 ±288
Unemployment Rate 20.6% ±4.6%
Civilian Labor Force, Employed 1,192 ±136
Broadband Internet Rate 84.4% ±4.4%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
COUNTY OF DEWEY
GUS Population: 5,322 (2024)
ID: 205376
County Official County Government
Contact: DEPUTY COUNTY AUDITOR
PO BOX 277, TIMBER LAKE SD 57656-0277

Education

Listing 8 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby KG-12 Eagle Butte, SD
Alternative School Nearby 09-12 Eagle Butte, SD
Alternative School Nearby 05-08 Eagle Butte, SD
Regular School Nearby 09-12 Eagle Butte, SD
Regular School Nearby 07-08 Eagle Butte, SD
Regular School Nearby KG-02 Eagle Butte, SD
Regular School Nearby 03-06 Eagle Butte, SD
4 Nearby 3-16 EAGLE BUTTE, SD
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 1 civic institution across 1 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
DAKOTA CLUB LIBRARY
Library 10.3 mi away 219 MAIN, EAGLE BUTTE, SD, 57625
(605) 964-7661
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at MISSION RIDGE 5NW, SD US, located 20.1 miles from ZCTA5 57625. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 27.8° 9.4° 18.6° 0.28" —
February 32.5° 11.4° 21.9° 0.57" —
March 43.7° 21.8° 32.7° 0.83" —
April 56.8° 32.1° 44.5° 1.79" —
May 67.9° 43.4° 55.6° 2.67" —
June 78.3° 54.0° 66.1° 3.07" —
July 86.7° 61.0° 73.9° 2.55" —
August 85.9° 59.7° 72.8° 1.56" —
September 76.5° 49.6° 63.1° 1.60" —
October 60.2° 36.8° 48.5° 1.65" —
November 44.2° 23.5° 33.8° 0.42" —
December 31.5° 14.6° 23.0° 0.40" —
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery
Community Name Classification Distance Population
Eagle Butte city City 10.2 mi —
North Eagle Butte CDP CDP 10.5 mi —
Green Grass CDP CDP 17.7 mi —
Lantry CDP CDP 20.1 mi —
Whitehorse CDP CDP 21.3 mi —
La Plant CDP CDP 21.4 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 57625. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.