COUNTY · 1990 CENSUS

Clark County

South Dakota · 4,403 residents · 958 sq mi

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The short version

Clark County is a county of 4,403 people in South Dakota. The average commute runs 48 minutes. Median home value sits at $19,000. At a median age of 39.0, this is an older place than the country as a whole. Owners hold 78% of the housing stock. 10% of adults hold a bachelor's degree or higher.

At a glance

Lower income

below the US median

US median: $30,130

Older

median age 39.0

US median: 33.0

Less educated

10% hold a bachelor's degree

US average: 20%

More affordable

home values down 41%, inflation adjusted

US median home: $93,722

Section 01

Population & growth

Total population

4,403

+6%vs 2000

vs 4,143 in 2000

1990 – 2025

Median age

39.0

−6%vs 2000

vs 41.6 in 2000

US average: 33.0

Land area

958 sq mi

Population, 1990 – 2024

20244K

Age distribution, 1990

Under 56.6%(289)

US avg: 7.3%

5 to 98.3%(366)

US avg: 7.3%

10 to 148.4%(370)

US avg: 6.9%

15 to 196.6%(292)

US avg: 7.1%

20 to 243.3%(147)

US avg: 7.5%

25 to 3411.4%(501)

US avg: 17.5%

35 to 4413%(572)

US avg: 15.1%

45 to 549.1%(399)

US avg: 10.2%

55 to 6411.6%(512)

US avg: 8.5%

65 to 7411.7%(517)

US avg: 7.3%

75 to 847.1%(312)

US avg: 4%

85 and over2.9%(126)

US avg: 1.2%

BAR + DOT: THIS PLACE · TICK: US AVERAGE

Section 02

Income & economy

Median household income

$19,035

−17%inflation adjusted, since 2000

vs $30,208 in 2000

US average: $30,130

1990 – 2024

Per capita income

$9,280

−41%vs 2000

vs $15,597 in 2000

US average: $14,340

Poverty rate

18.8%

+4.0 ptsvs 2000

vs 14.8% in 2000

US average: 13.2%

Section 03

Housing

Median home value

$19,000

−41%inflation adjusted, since 2000

vs $42,300 in 2000

US average: $93,722

1990 – 2024

Median gross rent

$221

−13%inflation adjusted, since 2000

vs $334 in 2000

US average: $450

Owner-occupied

78.4%

−1.9 ptsvs 2000

vs 80.3% in 2000

21.6% rent

Section 04

Race & ethnicity

2000

White, non-Hispanic98.5%(4,081)

Black0.1%(3)

Hispanic / Latino0.5%(20)

Asian0.1%(3)

Other0%

1990

White, non-Hispanic99.5%(4,381)

Black0%(0)

Hispanic / Latino0.2%(9)

Asian0.2%(9)

Other0.3%(13)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

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

Hispanic origin

Mexican4.1%(160)

South American0.8%(31)

Venezuelan0.8%(31)

Puerto Rican0.2%(7)

Spaniard0.1%(3)

Asian origin

Chinese0.4%(17)

Korean0.3%(10)

Ancestry

German40.2%(1,576)

Norwegian19.5%(765)

Irish7.3%(285)

English6.6%(260)

Swedish5.6%(219)

American4.1%(159)

Dutch2.6%(100)

Polish1.9%(76)

French1.8%(71)

Ukrainian1.2%(47)

Belgian1.1%(45)

Scottish1%(38)

+ 11 more ancestry groups with data

Danish0.8%(33)

Arab0.6%(24)

Egyptian0.5%(21)

Czech0.5%(21)

Finnish0.5%(20)

Scotch-Irish0.4%(15)

Swiss0.3%(13)

French Canadian0.1%(5)

Russian0.1%(4)

Greek0.1%(3)

Italian0.1%(3)

RANKED:Largest German population · Largest Norwegian population · Largest Irish population · Largest English population · Largest Swedish population

Section 05

Education

Bachelor's degree or higher

9.8%

−1.6 ptsvs 2000

vs 11.4% in 2000

US average: 20.3%

High school or higher

70.4%

−6.1 ptsvs 2000

vs 76.6% in 2000

US average: 75.2%

Graduate degree

1.3%

−0.8 ptsvs 2000

vs 2.1% in 2000

US average: 7.1%

Section 06

Commute & transportation

Average commute

48.2 min

+249%vs 2000

vs 13.8 min in 2000

US average: 21.9

Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status (2024)

Men 15+

Never married26.6%(390)

Married58.3%(854)

Widowed2.7%(39)

Divorced12.5%(183)

Women 15+

Never married22%(323)

Married53%(779)

Widowed14.9%(219)

Divorced10.1%(149)

SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024

Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

Uninsured

7.0%

−2.3 ptssince 2013

from 9.3% in 2013

US average: 8.4%

Employer-based

39.9%

−1.9 ptssince 2020

from 41.8% in 2020

US average: 54.8%

Direct-purchase

30.1%

−3.9 ptssince 2020

from 34.0% in 2020

US average: 13.8%

Medicare

23.0%

+2.3 ptssince 2020

from 20.7% in 2020

US average: 18.4%

Medicaid

13.9%

+0.8 ptssince 2020

from 13.1% in 2020

US average: 20.9%

VA health care

2.6%

+0.5 ptssince 2020

from 2.1% in 2020

US average: 2.2%

Any private

70.1%

−6.1 ptssince 2020

from 76.2% in 2020

US average: 67.1%

Any public

35.0%

+2.9 ptssince 2020

from 32.1% 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)19.8%(42)

US avg: 26.4%

Gulf War (1990s)17.5%(37)

US avg: 24.3%

Vietnam era41%(87)

US avg: 33.1%

Korean War13.2%(28)

US avg: 4.5%

World War II0.9%(2)

US avg: 1%

Share of the 212 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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