Clay County, South Dakota Population 2019

Clay County, South Dakota's estimated population is 13,990 with a growth rate of 0.37% in the past year according to the most recent United States census data. Clay County, South Dakota is the 15th largest county in South Dakota.

Year Population Growth Growth Rate
201713,990520.37%
201613,9381481.07%
201513,790-111-0.80%
201413,901-13-0.09%
201313,914-133-0.95%
201214,047600.43%
201113,9871571.14%
201013,8306444.88%
199013,186-503-3.67%
198013,6897665.93%
197012,9232,11319.55%
196010,810-183-1.66%
195010,9931,40114.61%
19409,592-496-4.92%
193010,0884344.50%
19209,65494310.83%
19108,711-605-6.49%
19009,3161,80724.06%
18907,5092,50850.15%
18805,0012,38090.81%
18702,6210.00%

Clay County, South Dakota Population Growth

Population Data via

Population by Race

Race Population
White12,473
American Indian and Alaska Native400
Two or More Races374
Asian342
Black or African American221
Some Other Race97

Data via US Census (2017 ACS 5-Year Survey): Table B03002

Clay County, South Dakota Population Pyramid 2019

Data via US Census (2017 ACS 5-Year Survey): Table S0101

Clay County, South Dakota Median Age

25


Total

25.3


Male

24.8


Female

Clay County, South Dakota Adults

There are 11,513 adults, (1,541 of whom are seniors) in Clay County, South Dakota.

Clay County, South Dakota Age Dependency

39.5

Age Dependency Ratio

15.5

Old Age Dependency Ratio

24

Child Dependency Ratio

Clay County, South Dakota Sex Ratio

Female

6,952

49.99%

Male

6,955

50.01%

Clay County, South Dakota Households and Families

Clay County, South Dakota Renter vs Owner Occupied by Household Type

Data via US Census (2017 ACS 5-Year Survey): Table S1101

Clay County, South Dakota Household Types

Type Owner Renter
Married81.6%18.4%
All51.6%48.4%
Male41.3%58.7%
Female32.4%67.6%
Non Family31.7%68.3%

51.6%

Rate of Home Ownership

Clay County, South Dakota Households by Type

Type Count Average Size Owned
All5,3022.251.6
Non Family2,7031.5531.7
Married2,0832.9381.6
Female3952.7632.4
Male1212.2741.3

2.84

Average Family Size

2.2

Average Household Size

6.3%

Unmarried (Opposite Sex)

0.4%

Unmarried (Same Sex)

Clay County, South Dakota Households

Clay County, South Dakota Education

Clay County, South Dakota Educational Attainment by Sex (over 25)

Education Attained Count Percentage
Less Than 9th Grade1241.78%
9th to 12th Grade2243.22%
High School Graduate1,55822.40%
Some College1,17016.82%
Associates Degree4536.51%
Bachelors Degree1,88727.14%
Graduate Degree1,53822.12%

Clay County, South Dakota Educational Attainment by Race

Name Total High School Bachelors
White6,2335,9523,083
Asian215199163
Native American18517327
Black14111282
Multiple Races10810852
Hispanic726218
Other Race10

The highest rate of high school graduation is among multiple races people with a rate of 100.00%.

The highest rate of bachelors degrees is among multiple races people with a rate of 75.81%.

Clay County, South Dakota Earnings by Educational Attainment

Name Average Male Female
Overall$31,561$41,138$24,886
Less Than High School$23,125$28,125$22,000
High School Grad$24,495$28,167$22,055
Some College$26,630$39,706$20,987
Bachelors Degree$35,175$42,813$30,519
Graduate Degree$43,583$53,309$36,220

$31,561

Average Earnings

$41,138

Average Male

$24,886

Average Female

Clay County, South Dakota Language

Clay County, South Dakota Language by Age

Clay County, South Dakota Language

94.92% of Clay County, South Dakota residents speak only English, while 5.08% speak other languages. The largest non-English language is OtherIndoEuro, which is spoken by 2.06% of the population.

Clay County, South Dakota Poverty

Clay County, South Dakota Poverty by Race

Name Total In Poverty Poverty Rate
White10,3742,35922.74%
Native35122463.82%
Asian29313144.71%
Hispanic3088025.97%
Multiple3257824.00%
Black1594729.56%

24.73%

Overall Poverty Rate

24.58%

Male Poverty Rate

24.89%

Female Poverty Rate

Poverty in Clay County, South Dakota

The race most likely to be in poverty in Clay County, South Dakota is Native, with 63.82% below the poverty level.

The race least likely to be in poverty in Clay County, South Dakota is White, with 22.74% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.10%. Among those working part-time, it was 45.17%, and for those that did not work, the poverty rate was 25.25%.

Clay County, South Dakota Poverty Rate by Education

Name Poverty
Less Than High School25.00%
Some College19.70%
High School14.70%
Bachelors or Greater7.91%

Clay County, South Dakota Poverty Rate by Employment Status and Sex

Name Poverty
Female Unemployed81.72%
Male Unemployed74.65%
Female Employed24.08%
Male Employed20.55%

Clay County, South Dakota Income

Clay County, South Dakota Income by Household Type

Name Median Mean
Households$41,773$63,217
Families$73,070$91,009
Married Families$89,040$
Non Families$24,990$35,889

Clay County, South Dakota Marital Status

Clay County, South Dakota Marital Status

Marriage Rates

37.1%

Overall Marriage Rate

36.9%

Male Marriage Rate

37.3%

Female Marriage Rate

Clay County, South Dakota Married by Age and Sex

Clay County, South Dakota Marriage

The age group where males are most likely to be married is 55To64, while the female age group most likely to be married is 45To54.

Clay County, South Dakota Marital Status by Race


Data via US Census (2017 ACS 5-Year Survey): Table S1201

Clay County, South Dakota Veterans

Clay County, South Dakota Veterans by War

825

Number of Veterans

731

Male Veterans

94

Female Veterans

Name Veterans
First Gulf War269
Vietnam220
Second Gulf War178
Korea101
World War II34

Clay County, South Dakota Veterans by Age

Name Veterans
65 to 74224
35 to 54215
75+174
55 to 64119
18 to 3493

Clay County, South Dakota Veterans by Race

Name Veterans % of Total
White7797.45%
Hispanic3812.38%
Indian2911.93%
2 or More178.81%

Clay County, South Dakota Veterans by Education

7.22%

Veteran Poverty Rate

29.91%

Veteran Disability Rate

Clay County, South Dakota Employment Status

Clay County, South Dakota Employment by Age

69.6%

Labor Force Participation

65%

Employment Rate

6.4%

Unemployment Rate

Clay County, South Dakota Employment by Race

Clay County, South Dakota Employment by Education

Population of Cities in Clay County, South Dakota

City 2010 Census 2016 Estimated Growth Growth Rate
Vermillion10578108442662.51%
Irene 42042110.24%
Wakonda323316-7-2.17%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990