Yankton County, South Dakota Population 2024

23,622
5K10K15K20K25K18801900192019401960198020002020YearPopulation

Yankton County, South Dakota's estimated 2024 population is 23,622 with a growth rate of 0.45% in the past year according to the most recent United States census data. Yankton County, South Dakota is the 9th largest county in South Dakota. The 2010 population was 22,436 and has seen a growth of 5.29% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202924,1471050.44%
202824,0421050.44%
202723,9371050.44%
202623,8321050.44%
202523,7271050.44%
202423,6221050.45%
202323,5171050.45%
202223,412590.25%
202123,353670.29%
202023,2864491.97%
201922,837300.13%
201822,8071160.51%
201722,691380.17%
201622,653-49-0.22%
201522,70270.03%
201422,695410.18%
201322,654600.27%
201222,594870.39%
201122,507710.32%
201022,43600%
199019,2523001.58%
198018,952-87-0.46%
197019,0391,4888.48%
196017,5517474.45%
195016,804790.47%
194016,7251360.82%
193016,5891,3568.9%
192015,2332,09815.97%
191013,1354863.84%
190012,6492,20521.11%
189010,4442,05424.48%
18808,3906,293300.1%
18702,097-22,050-91.32%
2024 Growth Rate
0.45% (105)
County Website
Yankton County
2020 Population
23,286
Area
521 mi²
Density
45 people/mi²
Growth Since 2020
1.44% (336)
Founded
April 10, 1862

Population by Race

Race
Population
Percentage (of total)
White20,73188.67%
Two or more races1,4256.1%
Native American5492.35%
Black or African American3621.55%
Other race2451.05%
Asian670.29%
Native Hawaiian or Pacific Islander00%
88.67%6.1%Race

White

Two or more races

Native American

Black or African American

Other race

Asian

Native Hawaiian or Pacific Islander

Yankton County, South Dakota Population by Race

Yankton County, South Dakota Population Pyramid 2024

0102030405060708090080070060050040030020010000100200300400500600700800900MaleFemale

Yankton County, South Dakota Median Age

42.2

Total

40.7

Male

43.9

Female

Yankton County, South Dakota Adults

There are 18,361 adults, (4,798 of whom are seniors) in Yankton County, South Dakota.

Yankton County, South Dakota Age Dependency

72.4

Age Dependency Ratio

35.4

Old Age Dependency Ratio

37

Child Dependency Ratio

Yankton County, South Dakota Sex Ratio

Female11,19347.88%
Male12,18652.12%

Yankton County, South Dakota Population by Age

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

Household Type
Count
Average Size
Owner
Renter
All9,7922.272.327.7
Married4,582388.311.7
Non Family4,2511.1457.242.8
Female6712.9648.951.1
Male2883.1893.86.3

2.89

Average Family Size

2.2

Average Household Size

72.3%

Rate of Home Ownership

46.79%6.85%43.41%Households by Type

Married

Male

Female

NonFamily

MaleMarriedAllNon FamilyFemale00.10.20.30.40.50.60.70.80.91

owner

renter

Yankton County, South Dakota Households and Families

Less Than 9th Grade9th to 12th GradeHigh School GraduateSome CollegeAssociates DegreeBachelors DegreeGraduate Degree05001K1.5K2K2.5K3K3.5K

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade7884.82%
Associates Degree1,96612.03%
Bachelors Degree2,86417.52%
Graduate Degree1,65610.13%
High School Graduate5,48833.57%
Less Than 9th Grade4002.45%
Some College3,18419.48%
33.57%19.48%12.03%17.52%10.13%Over 25 Education

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Yankton County, South Dakota Educational Attainment by Race

BlackWhiteAsianNative American2+ RacesHispanicOther Race0%20%40%60%80%100%

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White14,63813,8094,353
2+ Races69750364
Hispanic69642185
Native American39435157
Black2502360
Other Race18210139
Asian60550

The highest rate of high school graduation is among black people with a rate of 94.4%.

The highest rate of bachelors degrees is among white people with a rate of 29.74%.

Yankton County, South Dakota Educational Attainment by Race

OverallLess Than 9th GradeHigh School GraduateSome CollegeBachelors DegreeGraduate Degree$0$20,000$40,000$60,000$80,000

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$57,306$75,020$52,041
Graduate Degree$68,036$73,495$58,169
High School Graduate$37,888$44,297$29,112
Less Than 9th Grade$30,833$43,326$28,031
Overall$46,570$53,269$41,727
Some College$45,092$56,055$38,153

$46,570

Average Earnings

$53,269

Average Male

$41,727

Average Female

Yankton County, South Dakota Earnings by Educational Attainment

Yankton County, South Dakota Language by Age

94.48%Languages

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Yankton County, South Dakota Language

94.48% of Yankton County, South Dakota residents speak only English, while 5.52% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.88% of the population.

Yankton County, South Dakota Language

Yankton County, South Dakota Poverty by Race

NativeAsianMultipleHispanicWhiteOther0%5%10%15%20%25%30%35%40%45%

rate

Name
Total
In Poverty
Poverty Rate
White19,3571,6398.47%
Multiple1,32321516.25%
Native39216943.11%
Hispanic1,15016013.91%
Asian371232.43%
Other23820.84%

9.36%

Overall Poverty Rate

6.98%

Male Poverty Rate

11.8%

Female Poverty Rate

Poverty in Yankton County, South Dakota

The race most likely to be in poverty in Yankton County, South Dakota is Native, with 43.11% below the poverty level.

The race least likely to be in poverty in Yankton County, South Dakota is Other, with 0.84% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.46%. Among those working part-time, it was 13.74%, and for those that did not work, the poverty rate was 18.91%.

Yankton County, South Dakota Poverty

Less Than 9th GradeHigh SchoolSome CollegeBachelors or Greater0%2%4%6%8%10%12%14%16%18%20%

rate

Rate
Poverty
Less Than 9th Grade18.98%
High School11.76%
Bachelors or Greater7.19%
Some College4.16%

Yankton County, South Dakota Poverty Rate by Education

Male EmployedMale UnemployedFemale EmployedFemale Unemployed0%5%10%15%20%25%30%35%40%45%50%55%60%

rate

Rate
Poverty
Female Unemployed56.06%
Male Unemployed10.19%
Female Employed7%
Male Employed2.72%

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

Yankton County, South Dakota Income by Household Type

Under10k10kTo15k15kTo25k25kTo35k35kTo50k50kTo75k75kTo100k100kTo150k150kTo200kOver200k05101520253035

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$97,233$115,837
Households$73,855$94,056
Married Families$104,735$-999,999,999
Non Families$44,695$61,853
HouseholdsFamiliesMarried FamiliesNon Families020,00040,00060,00080,000100,000120,000

mean

median

Income by Household Type

Yankton County, South Dakota Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

49.5%

Overall Marriage Rate

47.9%

Male Marriage Rate

51.2%

Female Marriage Rate

Yankton County, South Dakota Married by Age and Sex

35-4445-5455-64Over 6520-3401020304050607080

male

female

Yankton County, South Dakota Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Yankton County, South Dakota Marital Status by Race

OtherRaceWhiteNonHispanicWhiteHispanicTwoOrMoreRacesIndianBlackAsian0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

NeverMarried

Yankton County, South Dakota Marital Status

28.41%22.06%39.95%5.74%Veterans by War

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,545

Number of Veterans

1,419

Male Veterans

126

Female Veterans

War
Veterans
Vietnam592
Second Gulf War421
First Gulf War327
Korea85
World War II57

Yankton County, South Dakota Veterans by War

18 to 3435 to 5455 to 6465 to 7475+050100150200250300350400450500

count

Age Group
Veterans
75+458
65 to 74361
35 to 54316
55 to 64286
18 to 34124

Yankton County, South Dakota Veterans by Age

WhiteBlackNative American2+ RacesOther Race02004006008001,0001,2001,4001,600

count

Name
Veterans
% of Total
White1,4558.8%
Black5816.02%
Native American194.36%
2+ Races121.53%
Other Race10.55%

Yankton County, South Dakota Veterans by Race

Yankton County, South Dakota Veterans by Education

26.93%39.42%31%Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.07%

Veteran Poverty Rate

30.42%

Veteran Disability Rate

Yankton County, South Dakota Veterans by Education

16 - 1920 - 2425 - 2930 - 3435 - 4445 - 5455 - 5960 - 6465 - 7475+0102030405060708090

LaborForceParticipation

62.1%

Labor Force Participation

61.1%

Employment Rate

1.6%

Unemployment Rate

Yankton County, South Dakota Employment by Age

Black2+ RacesWhite Non-HispanicWhiteHispanicOther RaceAsianNative American01020304050607080

LaborForceParticipation

Yankton County, South Dakota Employment by Race

Less Than High SchoolHigh School GraduateSome CollegeBachelors or Greater0102030405060708090

LaborForceParticipation

Yankton County, South Dakota Employment by Education

Origin of Non-Citizens

11.62%72.69%9.59%Origin

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

50.27%8.2%41.53%Origin

Europe

Asia

Africa

Oceania

Latin America

North America

61.81%

Born in Yankton County, South Dakota

96.9%

Native Born

3.1%

Foreign Born

2.32%

Non Citizen

0.78%

Naturalized

Place of Birth

96.9% of Yankton County, South Dakota residents were born in the United States, with 61.81% having been born in South Dakota. 2.32% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Yankton County, South Dakota Place of Birth

Sources