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ZIP Code 57623, South Dakota

ZIP Code 57623 profile, demographic data, and geographic information.

ZCTA5 57623 is a 5-digit ZIP Code area located in Ziebach County, South Dakota. As of official census estimates, it has a reported population of 902. The land area covers 639.65 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 902 ±133 2020-2024 / Census ACS 5-Year 2024
Median Age 39.6 yrs ±7.6 2020-2024 / Census ACS 5-Year 2024
Total Households 285 ±40 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 347 ±39
Occupied Housing Units 285 ±40
Vacant Housing Units 62 ±20
Median Home Value $86,600 ±$8,838
Median Gross Rent $694 ±$124
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $59,946 ±$8,904
Per Capita Income $28,736 ±$4,028
Poverty Rate 22.4% ±6.5%
Population Below Poverty Level 202 ±66
Unemployment Rate 14.1% ±7.7%
Civilian Labor Force, Employed 464 ±86
Broadband Internet Rate 82.8% ±7.9%
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 ZIEBACH
GUS Population: 2,418 (2024)
ID: 175010
County Official County Government
Contact: AUDITOR
PO BOX 68, DUPREE SD 57623-0068

Education

Listing 3 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby PK-06 Dupree, SD
Regular School Nearby 09-12 Dupree, SD
Regular School Nearby 07-08 Dupree, SD
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 2 civic institutions across 1 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
FAITH PUBLIC LIBRARY
Library 18.9 mi away 204 W FIFTH ST, FAITH, SD, 57626
(605) 967-2262
DAKOTA CLUB LIBRARY
Library 20.5 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 DUPREE, SD US, located 3.3 miles from ZCTA5 57623. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 31.4° 9.8° 20.6° 0.41" 5.4"
February 35.1° 13.1° 24.1° 0.59" 8.2"
March 47.9° 22.5° 35.2° 0.85" 6.0"
April 60.7° 32.9° 46.8° 1.98" 6.8"
May 71.7° 44.0° 57.9° 3.27" 0.5"
June 82.3° 54.3° 68.3° 3.72" 0.0"
July 90.2° 60.2° 75.2° 2.49" 0.0"
August 89.5° 58.3° 73.9° 1.79" 0.0"
September 80.0° 48.8° 64.4° 1.22" 0.0"
October 62.6° 35.6° 49.1° 1.60" 2.3"
November 46.2° 23.1° 34.6° 0.43" 3.4"
December 34.2° 13.3° 23.7° 0.50" 8.1"
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
Dupree city City 3.4 mi —
Lantry CDP CDP 10.8 mi —
Faith city City 18.8 mi —
Green Grass CDP CDP 20.3 mi —
Eagle Butte city City 20.6 mi —
North Eagle Butte CDP CDP 20.6 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 57623. • 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.