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Ziebach County, South Dakota

Ziebach County profile, demographic data, and geographic information.

Ziebach County is a county located in South Dakota, United States of America. As of official census estimates, it has a reported population of 2,389. The land area covers 1,961.25 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Ziebach County
Official Title: Auditor
Address: PO BOX 68, DUPREE SD 57623-0068

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 2,389 — 2025 / Census
Median Age 36.7 yrs ±1.2 2020-2024 / Census ACS 5-Year 2024
Total Households 735 ±26 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 885 ±11
Occupied Housing Units 735 ±26
Vacant Housing Units 150 ±26
Median Home Value $99,600 ±$14,674
Median Gross Rent $734 ±$76
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $53,958 ±$11,479
Per Capita Income $26,885 ±$3,348
Poverty Rate 33.5% ±5.8%
Population Below Poverty Level 796 ±139
Unemployment Rate 23.5% ±5.1%
Civilian Labor Force, Employed 902 ±73
Broadband Internet Rate 83% ±3%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at DUPREE, SD US, located 4.9 miles from Ziebach County. 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.

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 46137. • 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.