Brookings County, South Dakota Population 2023

35,098

Brookings County, South Dakota's estimated 2023 population is 35,098 with a growth rate of 0.69% 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 31,965 and has seen a growth of 9.8% since that time.

Note: data after 2021 is projected based on recent change
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Brookings County, South Dakota Population 2023

Population by Race

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White

Asian

Two or more races

Native American

Black or African American

Other race

Native Hawaiian or Pacific Islander

Brookings County, South Dakota Population by Race

Brookings County, South Dakota Population Pyramid 2023

Brookings County, South Dakota Median Age

27.3

Total

27.7

Male

26.8

Female

Brookings County, South Dakota Adults

There are 27,844 adults, (4,220 of whom are seniors) in Brookings County, South Dakota.

Brookings County, South Dakota Age Dependency

48.6

Age Dependency Ratio

17.9

Old Age Dependency Ratio

30.8

Child Dependency Ratio

Brookings County, South Dakota Sex Ratio

Female17,16248.87%
Male17,95351.13%

Brookings County, South Dakota Population by Age

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

3.09

Average Family Size

2.35

Average Household Size

58.9%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Brookings County, South Dakota Households and Families

Male

Female

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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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The highest rate of high school graduation is among asian people with a rate of 76.22%.

The highest rate of bachelors degrees is among asian people with a rate of 66.37%.

Brookings County, South Dakota Educational Attainment by Race

All

Male

Female

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$42,902

Average Earnings

$48,009

Average Male

$37,615

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

92.47% of Brookings County, South Dakota residents speak only English, while 7.53% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 2.74% of the population.

Brookings County, South Dakota Language

Brookings County, South Dakota Poverty by Race

rate

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14.96%

Overall Poverty Rate

14.32%

Male Poverty Rate

13.15%

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 87.8% below the poverty level.

The race least likely to be in poverty in Brookings County, South Dakota is Multiple, with 4.45% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.95%. Among those working part-time, it was 28.79%, and for those that did not work, the poverty rate was 21.19%.

Brookings County, South Dakota Poverty

rate

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Brookings County, South Dakota Poverty Rate by Education

rate

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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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mean

median

Income by Household Type

Brookings County, South Dakota Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

41.8%

Overall Marriage Rate

41.2%

Male Marriage Rate

42.5%

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 55-64, 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

1,532

Number of Veterans

1,433

Male Veterans

99

Female Veterans

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Brookings County, South Dakota Veterans by War

count

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Brookings County, South Dakota Veterans by Age

count

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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

4.75%

Veteran Poverty Rate

26.98%

Veteran Disability Rate

Brookings County, South Dakota Veterans by Education

LaborForceParticipation

69.9%

Labor Force Participation

67%

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

58.39%

Born in Brookings County, South Dakota

95.87%

Native Born

6.28%

Foreign Born

4.84%

Non Citizen

1.44%

Naturalized

Place of Birth

95.87% of Brookings County, South Dakota residents were born in the United States, with 58.39% having been born in South Dakota. 4.84% 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