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COUNTY · 2000 CENSUS

Ziebach County

South Dakota · 2,519 residents · 1,961 sq mi
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The short version

Ziebach County is a county of 2,519 people in South Dakota. The poverty rate is 49.9%, above the 12.4% national rate. This skews young, with a median age of 23.8. That trails the South Dakota median by roughly 49%. The typical home is worth $41,200, having more than doubled since 1990. Four-year degrees are less common here than nationally, at 12% of adults.

At a glance
Lower income
below the US median
US median: $42,589
Younger
median age 23.8
US median: 35.2
Less educated
12% hold a bachelor's degree
US average: 24%
Less affordable
home values up 108%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

2,519
+13%since 1990
from 2,220 in 1990
1990 – 2025
23.8
−4%since 1990
from 24.8 in 1990
US average: 35.2
Land area
1,961 sq mi
Population, 19902024
2K2K3K3K3K19902000201020202024Ziebach County
20242K
1990201020202024
Age distribution, 2000
Under 510.8%(271)
US avg: 6.8%
5 to 910.8%(272)
US avg: 7.3%
10 to 1412.1%(305)
US avg: 7.3%
15 to 1910.8%(273)
US avg: 7.2%
20 to 246.9%(173)
US avg: 6.7%
25 to 3411.1%(279)
US avg: 14.2%
35 to 4413.6%(343)
US avg: 16%
45 to 549.5%(240)
US avg: 13.4%
55 to 646.9%(175)
US avg: 8.6%
65 to 744.7%(119)
US avg: 6.5%
75 to 842.4%(61)
US avg: 4.4%
85 and over0.3%(8)
US avg: 1.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

$18,063
−3%inflation adjusted, since 1990
from $14,129 in 1990
US average: $42,589
1990 – 2024
$7,463
+22%since 1990
from $6,132 in 1990
US average: $21,522
49.9%
−1.2 ptssince 1990
from 51.1% in 1990
US average: 12.4%
Section 03

Housing

$41,200
+108%inflation adjusted, since 1990
from $14,999 in 1990
US average: $120,530
1990 – 2024
$331
Unchangedinflation adjusted, since 1990
from $251 in 1990
US average: $602
59.4%
+1.1 ptssince 1990
from 58.3% in 1990
40.6% rent
Section 04

Race & ethnicity

1990
White, non-Hispanic35.6%(790)
Black0.3%(6)
Hispanic / Latino1.7%(38)
Asian0.2%(4)
2000
White, non-Hispanic26.4%(664)
Black0%(0)
Hispanic / Latino1%(25)
Asian0.1%(2)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin
Mexican1.4%(33)
Pacific Islander origin
Samoan0.3%(7)
Ancestry
German12.7%(302)
Irish8%(191)
American6.6%(156)
Norwegian3.9%(92)
English2.7%(63)
Scottish0.5%(13)
Scotch-Irish0.5%(12)
Danish0.4%(10)
Russian0.4%(9)
French0.2%(4)
Czech0.1%(3)
+ 1 more ancestry group with data
Welsh0.1%(3)
Section 05

Education

12.0%
+3.5 ptssince 1990
from 8.5% in 1990
US average: 24.4%
High school or higher
71.4%
+8.8 ptssince 1990
from 62.5% in 1990
US average: 80.3%
2.9%
+0.6 ptssince 1990
from 2.3% in 1990
US average: 8.8%
Section 06

Commute & transportation

15.3 min
−71%since 1990
from 53.4 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status
Men 15+
Never married40.7%(332)
Married45.8%(374)
Widowed2.3%(19)
Divorced11.2%(91)
Women 15+
Never married37.1%(314)
Married45.3%(384)
Widowed6.3%(53)
Divorced11.3%(96)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

26.0%
−3.2 ptssince 2013
from 29.2% in 2013
US average: 8.4%
24.0%
+3.4 ptssince 2020
from 20.6% in 2020
US average: 54.8%
Direct-purchase
11.3%
−1.1 ptssince 2020
from 12.4% in 2020
US average: 13.8%
11.7%
+1.6 ptssince 2020
from 10.1% in 2020
US average: 18.4%
33.1%
−1.0 ptssince 2020
from 34.1% in 2020
US average: 20.9%
VA health care
3.6%
+1.7 ptssince 2020
from 1.9% in 2020
US average: 2.2%
Any private
34.9%
+1.9 ptssince 2020
from 33.0% in 2020
US average: 67.1%
Any public
44.6%
+1.0 ptssince 2020
from 43.6% in 2020
US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024
Gulf War (2001 or later)29.1%(34)
US avg: 26.4%
Gulf War (1990s)39.3%(46)
US avg: 24.3%
Vietnam era31.6%(37)
US avg: 33.1%
Korean War0%(0)
US avg: 4.5%
World War II0%(0)
US avg: 1%

Share of the 117 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
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Frequently asked

How many people live in Ziebach County, South Dakota?

Ziebach County, South Dakota has about 2,519 residents according to the 2000 Census.

What is the median household income in Ziebach County, South Dakota?

The typical household in Ziebach County, South Dakota earns about $18,063 a year. Half of households make more than that, and half make less.

Is Ziebach County, South Dakota expensive?

In Ziebach County, South Dakota, the median home is worth about $41,200, and the typical rent is about $331 a month.

How educated are people in Ziebach County, South Dakota?

About 12.0% of adults age 25 and over in Ziebach County, South Dakota hold a bachelor's degree or higher.

What is the poverty rate in Ziebach County, South Dakota?

About 49.9% of people in Ziebach County, South Dakota live below the federal poverty line.

Has Ziebach County, South Dakota grown since 1990?

Yes, Ziebach County, South Dakota has grown since 1990. The population has added about 299 residents, a change of about 13 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →