United States › South Dakota › Dewey County COUNTY · 2000 CENSUS
Dewey County South Dakota · 5,972 residents · 2,302 sq mi
Time machine
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The short version
With 5,972 people, Dewey County is a county in South Dakota. This skews young, with a median age of 26.5. The poverty rate is 33.6%, above the 12.4% national rate. The typical home is worth $32,900. Four-year degrees are less common here than nationally, at 12% of adults. That trails the South Dakota median by roughly 34%.
At a glance
Lower income
below the US median
US median: $42,589
Younger
median age 26.5
US median: 35.2
Less educated
12% hold a bachelor's degree
US average: 24%
Stable housing
home values roughly flat, inflation adjusted
US median home: $120,530
Section 01
Population & growth from 26.0 in 1990
US average: 35.2
Population, 1990 – 2024
5K 5K 6K 6K 6K 1990 2000 2010 2020 2024 Dewey County Age distribution, 2000
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $23,272
+21%inflation adjusted, since 1990
from $14,599 in 1990
US average: $42,589
from $6,515 in 1990
US average: $21,522
from 44.4% in 1990
US average: 12.4%
$32,900
+8%inflation adjusted, since 1990
from $23,100 in 1990
US average: $120,530
$308
−14%inflation adjusted, since 1990
from $271 in 1990
US average: $602
from 49.2% in 1990
44.8% rent
Section 04
Race & ethnicity 1990
White, non-Hispanic 33.2%(1,835)
Hispanic / Latino 0.4%(22)
2000
White, non-Hispanic 24.1%(1,438)
Hispanic / Latino 0.9%(51)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Detailed origin tables are available for 2024; showing 2024 data.
Ancestry
+ 7 more ancestry groups with data from 10.4% in 1990
US average: 24.4%
High school or higher
from 67.1% in 1990
US average: 80.3%
from 2.9% in 1990
US average: 8.8%
Section 06
Commute & transportation from 30.2 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
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
Section 09
Health coverage Showing 2024 (the nearest year with coverage data).
from 34.3% in 2013
US average: 8.4%
from 23.8% in 2020
US average: 54.8%
Direct-purchase
from 8.3% in 2020
US average: 13.8%
from 10.9% in 2020
US average: 18.4%
from 38.8% in 2020
US average: 20.9%
VA health care
from 1.9% in 2020
US average: 2.2%
Any private
from 31.5% in 2020
US average: 67.1%
Any public
from 48.1% 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) 12.2%(17)
Gulf War (1990s) 30.9%(43)
Share of the 139 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
Drill deeper
Places similar to Dewey County Head to head
Compare Dewey County to nearby counties DEWEY COUNTY VS
Corson County
Income $46,406 +99%
Home value $69,800 +112%
Population 3,781 −30%
SEE FULL COMPARISON →
DEWEY COUNTY VS
Ziebach County
Income $53,958 +132%
Home value $99,600 +203%
Population 2,389 −56%
SEE FULL COMPARISON →
DEWEY COUNTY VS
Potter County
Income $72,045 +210%
Home value $121,300 +269%
Population 2,377 −56%
SEE FULL COMPARISON →
DEWEY COUNTY VS
Walworth County
Income $65,026 +179%
Home value $136,600 +315%
Population 5,217 −4%
SEE FULL COMPARISON →
Frequently asked
How many people live in Dewey County, South Dakota? Dewey County, South Dakota has about 5,972 residents according to the 2000 Census.
What is the median household income in Dewey County, South Dakota? The typical household in Dewey County, South Dakota earns about $23,272 a year. Half of households make more than that, and half make less.
Is Dewey County, South Dakota expensive? In Dewey County, South Dakota, the median home is worth about $32,900, and the typical rent is about $308 a month.
How educated are people in Dewey County, South Dakota? About 12.2% of adults age 25 and over in Dewey County, South Dakota hold a bachelor's degree or higher.
What is the poverty rate in Dewey County, South Dakota? About 33.6% of people in Dewey County, South Dakota live below the federal poverty line.
Has Dewey County, South Dakota grown since 1990? Yes, Dewey County, South Dakota has grown since 1990. The population has added about 449 residents, a change of about 8 percent over that period.
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