McCook County, South Dakota Population 2024

5,850

McCook County, South Dakota's estimated 2024 population is 5,850 with a growth rate of 0.71% in the past year according to the most recent United States census data. McCook County, South Dakota is the 30th largest county in South Dakota. The 2010 population was 5,609 and has seen a growth of 4.3% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20296,055410.68%
20286,014410.69%
20275,973410.69%
20265,932410.7%
20255,891410.7%
20245,850410.71%
20235,809410.71%
20225,768500.87%
20215,718480.85%
20205,6701101.98%
20195,560-12-0.22%
20185,572230.41%
20175,549360.65%
20165,513280.51%
20155,485-64-1.15%
20145,549-46-0.82%
20135,595300.54%
20125,565260.47%
20115,539-70-1.25%
20105,60900%
19905,688-756-11.73%
19806,444-802-11.07%
19707,246-1,022-12.36%
19608,268-560-6.34%
19508,828-965-9.85%
19409,793-523-5.07%
193010,3163263.26%
19209,9904014.18%
19109,58990010.36%
19008,6892,24134.75%
18906,4485,165402.57%
18801,283-4,772-78.81%
2024 Growth Rate
0.71% (41)
County Website
McCook County
2020 Population
5,670
Area
574 mi²
Density
10 people/mi²
Growth Since 2020
3.17% (180)
Founded
1878

Population by Race

Race
Population
Percentage (of total)
White5,44194.92%
Two or more races1522.65%
Native American801.4%
Other race430.75%
Black or African American160.28%
Asian00%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Native American

Other race

Black or African American

Asian

Native Hawaiian or Pacific Islander

McCook County, South Dakota Population by Race

McCook County, South Dakota Population Pyramid 2024

McCook County, South Dakota Median Age

39.9

Total

39.8

Male

40

Female

McCook County, South Dakota Adults

There are 4,108 adults, (1,057 of whom are seniors) in McCook County, South Dakota.

McCook County, South Dakota Age Dependency

87.9

Age Dependency Ratio

34.6

Old Age Dependency Ratio

53.2

Child Dependency Ratio

McCook County, South Dakota Sex Ratio

Female2,79448.74%
Male2,93851.26%

McCook County, South Dakota Population by Age

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

Household Type
Count
Average Size
Owner
Renter
All2,2182.4881.818.2
Married1,2763.288.411.6
Non Family7181.1973.326.7
Female1292.664.335.7
Male952.4881.118.9

3.07

Average Family Size

2.48

Average Household Size

81.8%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

McCook County, South Dakota Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade992.65%
Associates Degree47012.56%
Bachelors Degree73619.67%
Graduate Degree3368.98%
High School Graduate1,23733.07%
Less Than 9th Grade1433.82%
Some College72019.25%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

McCook County, South Dakota Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White3,5143,3011,026
Hispanic1269742
2+ Races74743
Native American626221
Other Race3454
Black12120

The highest rate of high school graduation is among black people with a rate of 100%.

The highest rate of bachelors degrees is among native american people with a rate of 33.87%.

McCook County, South Dakota Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$57,292$60,865$47,692
Graduate Degree$65,000$79,342$60,000
High School Graduate$47,931$52,768$40,536
Less Than 9th Grade$30,101$30,878$0
Overall$50,538$57,022$42,090
Some College$49,226$60,172$38,438

$50,538

Average Earnings

$57,022

Average Male

$42,090

Average Female

McCook County, South Dakota Earnings by Educational Attainment

McCook County, South Dakota Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

McCook County, South Dakota Language

96.25% of McCook County, South Dakota residents speak only English, while 3.75% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 2.03% of the population.

McCook County, South Dakota Language

McCook County, South Dakota Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White5,2253636.95%
Hispanic1883116.49%
Multiple1491711.41%
Native7022.86%

7.4%

Overall Poverty Rate

5.41%

Male Poverty Rate

9.51%

Female Poverty Rate

Poverty in McCook County, South Dakota

The race most likely to be in poverty in McCook County, South Dakota is Hispanic, with 16.49% below the poverty level.

The race least likely to be in poverty in McCook County, South Dakota is Native, with 2.86% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.75%. Among those working part-time, it was 8.65%, and for those that did not work, the poverty rate was 18.85%.

McCook County, South Dakota Poverty

rate

Rate
Poverty
Less Than 9th Grade11.68%
High School9.03%
Bachelors or Greater8.06%
Some College5.27%

McCook County, South Dakota Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed51.52%
Female Employed4.33%
Male Employed4.14%
Male Unemployed0%

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

McCook County, South Dakota Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$96,852$113,799
Households$80,847$97,710
Married Families$102,639$-999,999,999
Non Families$49,844$62,784

mean

median

Income by Household Type

McCook County, South Dakota Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

60.4%

Overall Marriage Rate

59.1%

Male Marriage Rate

61.8%

Female Marriage Rate

McCook County, South Dakota Married by Age and Sex

male

female

McCook County, South Dakota Marriage

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

McCook County, South Dakota Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

McCook County, South Dakota Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

334

Number of Veterans

306

Male Veterans

28

Female Veterans

War
Veterans
Vietnam105
First Gulf War60
Second Gulf War52
Korea23
World War II5

McCook County, South Dakota Veterans by War

count

Age Group
Veterans
75+112
65 to 7494
35 to 5477
55 to 6435
18 to 3416

McCook County, South Dakota Veterans by Age

count

Name
Veterans
% of Total
White3087.87%
2+ Races2632.5%
Hispanic32.26%

McCook County, South Dakota Veterans by Race

McCook County, South Dakota Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

5.11%

Veteran Poverty Rate

29.71%

Veteran Disability Rate

McCook County, South Dakota Veterans by Education

LaborForceParticipation

70.5%

Labor Force Participation

69.3%

Employment Rate

1.7%

Unemployment Rate

McCook County, South Dakota Employment by Age

LaborForceParticipation

McCook County, South Dakota Employment by Race

LaborForceParticipation

McCook 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

76.1%

Born in McCook County, South Dakota

99.18%

Native Born

0.82%

Foreign Born

0.37%

Non Citizen

0.45%

Naturalized

Place of Birth

99.18% of McCook County, South Dakota residents were born in the United States, with 76.1% having been born in South Dakota. 0.37% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

McCook County, South Dakota Place of Birth

Sources