United States › South Dakota › Lyman County COUNTY · 2020 ACS
Lyman County South Dakota · 3,718 residents · 1,642 sq mi
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The short version
Lyman County is home to 3,718 people in South Dakota. Home values have more than doubled since 2000, reaching $109,600. The foreign-born share is 1%. The average commute runs 15 minutes. 23.0% of people here live below the federal poverty line. 23% of adults hold a bachelor's degree or higher.
At a glance
Lower income
below the US median
US median: $66,278
Younger
median age 35.7
US median: 38.8
Less educated
23% hold a bachelor's degree
US average: 33%
Less affordable
home values up 68%, inflation adjusted
US median home: $265,253
Section 01
Population & growth from 34.5 in 2000
US average: 38.8
Population, 1990 – 2024
4K 4K 4K 4K 4K 1990 2000 2010 2020 2024 Lyman County Age distribution, 2020
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Section 02
Income & economy $54,484
+27%inflation adjusted, since 2000
from $28,509 in 2000
US average: $66,278
from $13,862 in 2000
US average: $35,364
Households earning $100K+
from 14.0% in 2009
US average: 43.9%
from 24.3% in 2000
US average: 12.8%
Workforce by industry, 2020
Agriculture, forestry, fishing 20.7%
Transportation & warehousing 3.6%
Professional, scientific, technical 2.1%
Arts, entertainment, food 1.6%
Education & health services 0.7%
Public administration 0.3%
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$109,600
+68%inflation adjusted, since 2000
from $43,500 in 2000
US average: $265,253
$533
+23%inflation adjusted, since 2000
from $288 in 2000
US average: $1,124
from 69.4% in 2000
34.2% rent
from 2.72 people in 2009
US average: 2.61
from 1.9 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 64.5%(2,512)
Hispanic / Latino 0.5%(18)
2020
White, non-Hispanic 51.5%(1,915)
Hispanic / Latino 1.2%(45)
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 11 more ancestry groups with data from 15.9% in 2000
US average: 32.9%
High school or higher
from 81.1% in 2000
US average: 88.5%
from 4.1% in 2000
US average: 12.7%
Section 06
Commute & transportation from 14.1 min in 2000
US average: 26.9
from 70.4% in 2009
US average: 75.1%
from 4.8% in 2009
US average: 8.4%
Section 07
Work & employment from 12.1% in 2011
US average: 5.4%
from 70.8% in 2011
US average: 63.4%
Women 20-64 in the labor force
US average: 73.3%
from 32.5% in 2009
US average: 39.3%
Section 08
People & community from 0.4% in 2009
US average: 13.5%
from 22.5% in 2013
US average: 8.8%
Computer in household
US average: 91.9%
Marital status (2024)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 22.5% in 2013
US average: 8.8%
Direct-purchase
US average: 13.7%
VA health care
US average: 2.3%
Any private
US average: 68.1%
Any public
US average: 35.2%
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, 2020
Gulf War (2001 or later) 7.4%(10)
Share of the 135 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.
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Drill deeper
Places similar to Lyman County Head to head
Compare Lyman County to nearby counties LYMAN COUNTY VS
Buffalo County
Income $47,045 −14%
Home value $117,800 +7%
Population 1,802 −51%
SEE FULL COMPARISON →
LYMAN COUNTY VS
Hughes County
Income $81,395 +49%
Home value $242,000 +121%
Population 17,570 +376%
SEE FULL COMPARISON →
LYMAN COUNTY VS
Tripp County
Income $58,987 +8%
Home value $132,900 +21%
Population 5,708 +55%
SEE FULL COMPARISON →
LYMAN COUNTY VS
Brule County
Income $73,720 +35%
Home value $216,800 +98%
Population 5,278 +43%
SEE FULL COMPARISON →
Frequently asked
How many people live in Lyman County, South Dakota? Lyman County, South Dakota has about 3,718 residents according to the 2020 American Community Survey.
What is the median household income in Lyman County, South Dakota? The typical household in Lyman County, South Dakota earns about $54,484 a year. Half of households make more than that, and half make less.
Is Lyman County, South Dakota expensive? In Lyman County, South Dakota, the median home is worth about $109,600, and the typical rent is about $533 a month.
How educated are people in Lyman County, South Dakota? About 23.1% of adults age 25 and over in Lyman County, South Dakota hold a bachelor's degree or higher.
What is the poverty rate in Lyman County, South Dakota? About 23.0% of people in Lyman County, South Dakota live below the federal poverty line.
Has Lyman County, South Dakota grown since 1990? Yes, Lyman County, South Dakota has grown since 1990. The population has added about 80 residents, a change of about 2 percent over that period.
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