County Maps US

Ziebach County, South Dakota

A county in South Dakota, ranked 52 of 66 by population.

CountyFIPS 46137

Within South Dakota
Ziebach County, highlighted, with the areas around it. Boundaries generalised from the 2025 Census cartographic boundary file; neighbour fills carry no data. The dot marks Dupree, the county seat, located via the 2025 Census Gazetteer.

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Population
2,389
-2 (-0.1%) since 2020
Land area
1,961
square miles. A further 0.5% of the total area is water
Population density
1.2
people per square mile, computed rather than published
County seat
Dupree
Seat of county government.
Established
1911
114 years ago
Largest city
Eagle Butte city
Population 608 for the whole place, which extends beyond this county.

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; Wikidata (CC0), Wikidata. Retrieved 30 August 2026.

Satellite view

Aerial imagery of Ziebach County with its boundary drawn on top. A map shows you the shape; this shows you what is inside it, and which side of the line a place falls on.

Aerial view of Ziebach County, South Dakota from the USGS National Map, with its boundary outlined
Imagery: USGS National Map, USGS Imagery Only, public domain, requested from USGS by your browser when you reach this point on the page, at 540 by 800 pixels. The boundary is the 2025 Census cartographic boundary file, reprojected to Web Mercator to match the imagery. You can also open the USGS National Map viewer.

Where Ziebach County ranks

Position among the 66 counties of South Dakota, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn South DakotaNationally
Population2,38952nd of 663,007th of 3,144
Land area1,961 sq mi9th of 66292nd of 3,144
Population density1.2 per sq mi62nd of 663,050th of 3,144
Median household income$53,95860th of 662,536th of 3,143

Full data for Ziebach County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population2,389Vintage 2025 Population Estimates
Population in 20202,391Vintage 2025 Population Estimates
2020 estimates base?2,413Vintage 2025 Population Estimates
Land area1,961 sq mi2025 Gazetteer Files
Water area9.3 sq mi2025 Gazetteer Files
Total area1,971 sq mi2025 Gazetteer Files
Population density?1.2 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$53,958American Community Survey 2020-2024 5-Year Estimates
Median home value$99,600American Community Survey 2020-2024 5-Year Estimates
Median age36.7American Community Survey 2020-2024 5-Year Estimates
Households735American Community Survey 2020-2024 5-Year Estimates
Housing units885American Community Survey 2020-2024 5-Year Estimates

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; US Census Bureau, American Community Survey, American Community Survey 2020-2024 5-Year Estimates, released 29 January 2026. Population density is computed here, not published: it divides the Vintage 2025 population estimate by the 2025 Gazetteer land area, which are two different Census products. Retrieved 30 August 2026.

How the population changed

The Census Bureau publishes the components behind an estimate, not just the total. For the year to July 2025:

Births minus deaths
+10
43 births, 33 deaths
Net migration
-1
More people moved out than moved in.

Source: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026. Retrieved 30 August 2026.

The 6 areas bordering Ziebach County

Ordered by the length of the border actually shared, which the Census Bureau publishes in its county adjacency file and which no other county reference presents.

Bordering areaStateShared borderPopulation
Dewey CountySouth Dakota69 mi5,419
Haakon CountySouth Dakota68 mi1,802
Meade CountySouth Dakota36 mi30,711
Perkins CountySouth Dakota30 mi2,853
Corson CountySouth Dakota26 mi3,781
Stanley CountySouth Dakotaa single point3,018

Source: US Census Bureau, County Adjacency File, 2025 County Adjacency File, released 15 September 2025. Retrieved 30 August 2026.

All 66 counties of South Dakota

Open the interactive South Dakota county map, or jump straight to any of them.

Data on this page last rebuilt 30 August 2026. How these figures are produced.