Clay County, South Dakota

Interactive maps and statistics for Clay County, South Dakota: income, age, education, housing, health and more, set beside South Dakota and the United States.

Clay County, South Dakota is among the lowest in the country for median age, and among the lowest in the country for homeownership rate.

Explore Clay County, South Dakota on the map →

Key figures

Statistic	Clay County, South Dakota	South Dakota	United States	Rank
Total Population	15,219	907,428	334,922,499	2148th of 3,222
Median Household Income	$56,850	$75,081	$80,734	2342nd of 3,221
Median Age	24.9	38.0	38.9	3215th of 3,222
Bachelor's Degree or Higher	45.4%	31.9%	35.7%	170th of 3,222
Median Home Value	$232,300	$257,400	$332,700	1056th of 3,217
Median Gross Rent	$770	$946	$1,413	2341st of 3,215
Poverty Rate	19.7%	11.9%	12.5%	581st of 3,222
Unemployment Rate	7.0%	2.9%	5.2%	440th of 3,222
Population per Square Mile	36.9	12.0	n/a	1822nd of 3,222
Foreign Born	3.8%	4.0%	14.1%	1295th of 3,222
Life Expectancy	77.8	n/a	n/a	816th of 3,062
Homeownership Rate	50.8%	68.6%	65.2%	3170th of 3,222
Average Commute Time	19.5	17.8	26.4	2641st of 3,221
Worked from Home	6.6%	9.7%	15.1%	2231st of 3,222
Uninsured	13.2%	n/a	n/a	988th of 3,134
Married-Couple Households	38.5%	48.3%	46.9%	2949th of 3,222
Broadband Access	89.8%	n/a	n/a	403rd of 3,135

Rank is among all US counties with published data, counting down from the highest value. Figures come from the American Community Survey, CDC, BLS, BEA and other federal sources. Open the map for 1,147 statistics and the year and margin of error behind each one.

Race and ethnicity in Clay County, South Dakota

Statistic	Clay County, South Dakota	South Dakota	United States
White (non-Hispanic)	84.2%	79.8%	57.4%
Hispanic or Latino (any race)	3.3%	4.8%	19.3%
Black (non-Hispanic)	1.8%	2.1%	11.9%
Asian (non-Hispanic)	3.0%	1.4%	5.9%
Two or More Races (non-Hispanic)	5.1%	4.4%	4.3%
American Indian & Alaska Native (non-Hispanic)	2.6%	7.1%	0.5%
Native Hawaiian & Pacific Islander (non-Hispanic)	0.0%	0.0%	0.2%
Some Other Race (non-Hispanic)	0.0%	0.3%	0.6%
Diversity Index	28.6	35.4	61.4

Age in Clay County, South Dakota

Statistic	Clay County, South Dakota	South Dakota	United States
Median Age	24.9	38.0	38.9
Under 18 %	17.4%	24.2%	22.0%
Age 18-24 %	32.7%	9.3%	9.1%
Age 25-34 %	13.0%	12.6%	13.7%
Age 35-44 %	8.6%	12.6%	13.2%
Age 45-64 %	16.1%	23.3%	24.8%
Age 65 and Over %	12.2%	18.0%	17.2%

Households and families in Clay County, South Dakota

Statistic	Clay County, South Dakota	South Dakota	United States
Households	5,547	365,544	129,227,496
Average Household Size	2.3	2.4	2.5
Family Households	46.9%	61.3%	64.2%
Households with Children	22.9%	29.0%	29.5%
Single-Parent Families	8.3%	13.0%	17.3%
People Living Alone	38.3%	31.9%	28.7%
Never Married	55.1%	32.0%	34.4%

Income and poverty in Clay County, South Dakota

Statistic	Clay County, South Dakota	South Dakota	United States
Per Capita Income	$30,824	$40,550	$44,673
Households Under $25,000	24.5%	14.0%	14.6%
Households $50,000 to $74,999	16.2%	17.4%	15.5%
Households $100,000 to $149,999	15.0%	18.9%	17.5%
Households $200,000 or More	6.4%	8.1%	13.4%
Poverty Rate	19.7%	11.9%	12.5%
Below 200% of Poverty	38.6%	27.7%	28.2%
SNAP Households	9.9%	7.9%	n/a

Housing in Clay County, South Dakota

Statistic	Clay County, South Dakota	South Dakota	United States
Housing Units	6,262	408,584	143,775,355
Single-Family Detached Homes	52.9%	66.9%	61.3%
Buildings with 5+ Units	27.5%	16.2%	19.1%
Vacancy Rate	11.4%	10.5%	10.1%
Median Year Structure Built	1,976.0	1,980.0	1,980.0
Renter-Occupied	49.2%	31.4%	34.8%
Rent as % of Household Income	29.6%	25.9%	30.6%
Median Property Tax	$2,937	$2,724	n/a

Education in Clay County, South Dakota

Statistic	Clay County, South Dakota	South Dakota	United States
Less than High School	7.7%	6.8%	10.4%
High School Graduate	27.2%	29.0%	26.0%
Some College or Associate Degree	19.7%	32.2%	27.9%
Bachelor's Degree	25.2%	21.9%	21.6%
Graduate or Professional Degree	20.2%	10.0%	14.1%

Work and commuting in Clay County, South Dakota

Statistic	Clay County, South Dakota	South Dakota	United States
Labour Force Participation	67.5%	67.2%	63.5%
Drove Alone to Work	75.4%	77.0%	68.8%
Public Transit	1.5%	0.5%	3.2%
Walked to Work	8.9%	3.1%	2.4%
Commutes Under 15 Minutes	62.2%	48.6%	26.0%
Commutes Over an Hour	6.1%	3.6%	8.6%
Households Without a Car	5.7%	5.2%	n/a

Origins and language in Clay County, South Dakota

Statistic	Clay County, South Dakota	South Dakota	United States
Born in State of Residence	55.0%	62.4%	57.3%
Naturalised Citizens	1.2%	1.7%	7.4%
Non-Citizens	2.6%	2.3%	6.8%
Speaks Only English at Home	95.8%	92.9%	77.7%
Speaks Spanish at Home	0.8%	2.6%	13.6%
Limited English Proficiency	3.7%	6.3%	16.7%

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