Brookings County, South Dakota Population 2024

36,469

Brookings County, South Dakota's estimated 2024 population is 36,469 with a growth rate of 1.36% in the past year according to the most recent United States census data. Brookings County, South Dakota is the 5th largest county in South Dakota. The 2010 population was 32,003 and has seen a growth of 13.95% since that time.

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202938,9144891.27%
202838,4254891.29%
202737,9364891.31%
202637,4474891.32%
202536,9584891.34%
202436,4694891.36%
202335,9804891.38%
202235,4917952.29%
202134,6963531.03%
202034,343-1,120-3.16%
201935,4631970.56%
201835,2663951.13%
201734,8715001.45%
201634,3715101.51%
201533,8615571.67%
201433,3042450.74%
201333,0592600.79%
201232,7996482.02%
201132,1511480.46%
201032,00300%
199025,2078753.6%
198024,3322,1749.81%
197022,1582,11210.54%
196020,0462,19512.3%
195017,8511,2917.8%
194016,560-287-1.7%
193016,8477284.52%
192016,1191,94113.69%
191014,1781,61712.87%
190012,5612,42923.97%
189010,1325,167104.07%
18804,9654,8022946.01%
1870163-38,751-99.58%
showing: 33 rows
2024 Growth Rate
1.36% (489)
County Website
Brookings County
2020 Population
34,343
Area
792 mi²
Density
46 people/mi²
Growth Since 2020
6.19% (2,126)
Founded
1871

Brookings County, South Dakota Population 2024

Population by Race

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Race
Population
Percentage (of total)
White31,14889.94%
Two or more races1,2123.5%
Asian1,0573.05%
Native American4221.22%
Other race4221.22%
Black or African American3701.07%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Asian

Native American

Other race

Black or African American

Native Hawaiian or Pacific Islander

Brookings County, South Dakota Population by Race

Brookings County, South Dakota Population Pyramid 2024

Brookings County, South Dakota Median Age

27.7

Total

27.7

Male

27.7

Female

Brookings County, South Dakota Adults

There are 27,521 adults, (4,480 of whom are seniors) in Brookings County, South Dakota.

Brookings County, South Dakota Age Dependency

50.3

Age Dependency Ratio

19.4

Old Age Dependency Ratio

30.9

Child Dependency Ratio

Brookings County, South Dakota Sex Ratio

Female16,88848.77%
Male17,74351.23%

Brookings County, South Dakota Population by Age

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

Household Type
Count
Average Size
Owner
Renter
All13,3662.3458.341.7
Non Family6,4501.4634.865.2
Married5,8873.1385.114.9
Male5173.1649.950.1
Female5123.6255.744.3

3.1

Average Family Size

2.34

Average Household Size

58.3%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Brookings County, South Dakota Households and Families

Male

Female

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Education Attained
Count
Percentage
Less Than 9th Grade2141.14%
9th to 12th Grade4972.66%
High School Graduate4,34123.19%
Some College3,55919.02%
Associates Degree2,16411.56%
Bachelors Degree5,20227.79%
Graduate Degree2,73914.63%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Brookings County, South Dakota Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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Race
Total
High School
Bachelors
White16,75416,3126,953
Asian644630593
Hispanic567476113
2+ Races458352127
Black243215185
Native American23619139
Other Race20016126

The highest rate of high school graduation is among asian people with a rate of 97.83%.

The highest rate of bachelors degrees is among asian people with a rate of 92.08%.

Brookings County, South Dakota Educational Attainment by Race

All

Male

Female

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Name
Average
Male
Female
Overall$47,569$52,107$43,908
Less Than 9th Grade$21,048$21,815$14,919
High School Graduate$42,133$46,000$34,573
Some College$46,416$50,843$40,427
Bachelors Degree$49,190$52,152$46,530
Graduate Degree$70,292$72,069$62,704

$47,569

Average Earnings

$52,107

Average Male

$43,908

Average Female

Brookings County, South Dakota Earnings by Educational Attainment

Brookings County, South Dakota Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Brookings County, South Dakota Language

92.37% of Brookings County, South Dakota residents speak only English, while 7.63% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 3.16% of the population.

Brookings County, South Dakota Language

Brookings County, South Dakota Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White27,8333,17511.41%
Asian96426026.97%
Hispanic1,25825320.11%
Native37213636.56%
Black3329628.92%
Multiple1,097635.74%
Other4104510.98%

12.48%

Overall Poverty Rate

11.54%

Male Poverty Rate

13.47%

Female Poverty Rate

Poverty in Brookings County, South Dakota

The race most likely to be in poverty in Brookings County, South Dakota is Native, with 36.56% below the poverty level.

The race least likely to be in poverty in Brookings County, South Dakota is Multiple, with 5.74% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.08%. Among those working part-time, it was 28.28%, and for those that did not work, the poverty rate was 19.73%.

Brookings County, South Dakota Poverty

rate

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Rate
Poverty
Less Than 9th Grade32.48%
High School9.79%
Bachelors or Greater6.87%
Some College5.21%

Brookings County, South Dakota Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed23.08%
Female Employed12.28%
Male Employed10.93%
Female Unemployed6.91%

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

Brookings County, South Dakota Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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Name
Median
Mean
Households$64,438$83,191
Families$100,278$110,632
Married Families$106,148$-999,999,999
Non Families$46,395$51,232

mean

median

Income by Household Type

Brookings County, South Dakota Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

42.1%

Overall Marriage Rate

40.4%

Male Marriage Rate

43.8%

Female Marriage Rate

Brookings County, South Dakota Married by Age and Sex

male

female

Brookings County, South Dakota Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Brookings County, South Dakota Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Brookings County, South Dakota Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,442

Number of Veterans

1,258

Male Veterans

184

Female Veterans

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War
Veterans
Vietnam635
Second Gulf War305
First Gulf War187
Korea129
World War II7

Brookings County, South Dakota Veterans by War

count

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Age Group
Veterans
75+432
65 to 74405
35 to 54255
55 to 64190
18 to 34160

Brookings County, South Dakota Veterans by Age

count

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Name
Veterans
% of Total
White1,4245.71%
2+ Races101.43%
Native American41.18%
Asian40.46%

Brookings County, South Dakota Veterans by Race

Brookings County, South Dakota Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

8.13%

Veteran Poverty Rate

36.16%

Veteran Disability Rate

Brookings County, South Dakota Veterans by Education

LaborForceParticipation

70.4%

Labor Force Participation

67.4%

Employment Rate

3.9%

Unemployment Rate

Brookings County, South Dakota Employment by Age

LaborForceParticipation

Brookings County, South Dakota Employment by Race

LaborForceParticipation

Brookings County, South Dakota Employment by Education

Origin of Non-Citizens

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

Europe

Asia

Africa

Oceania

Latin America

North America

55.31%

Born in Brookings County, South Dakota

94.66%

Native Born

5.34%

Foreign Born

3.42%

Non Citizen

1.92%

Naturalized

Place of Birth

94.66% of Brookings County, South Dakota residents were born in the United States, with 55.31% having been born in South Dakota. 3.42% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Brookings County, South Dakota Place of Birth

Sources