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)
White5,44395.26%
Two or more races1472.57%
Native American631.1%
Other race460.81%
Black or African American150.26%
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

39.5

Total

39.1

Male

40.3

Female

McCook County, South Dakota Adults

There are 4,118 adults, (1,030 of whom are seniors) in McCook County, South Dakota.

McCook County, South Dakota Age Dependency

85

Age Dependency Ratio

33.4

Old Age Dependency Ratio

51.7

Child Dependency Ratio

McCook County, South Dakota Sex Ratio

Female2,76048.3%
Male2,95451.7%

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
All2,2182.4682.117.9
Married1,2563.1989.310.7
Non Family7221.187624
Female1362.6561.838.2
Male1042.2863.536.5

3.05

Average Family Size

2.46

Average Household Size

82.1%

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 Grade1002.69%
Associates Degree46212.45%
Bachelors Degree73019.67%
Graduate Degree2988.03%
High School Graduate1,27834.43%
Less Than 9th Grade1764.74%
Some College66818%

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
White3,4713,229969
Hispanic14911554
2+ Races70664
Native American545421
Other Race37105
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 38.89%.

McCook County, South Dakota Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$54,350$55,536$52,625
Graduate Degree$62,159$0$60,739
High School Graduate$41,250$51,932$37,857
Less Than 9th Grade$28,778$28,895$0
Overall$47,376$52,530$39,779
Some College$45,648$53,984$34,421

$47,376

Average Earnings

$52,530

Average Male

$39,779

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

95.49% of McCook County, South Dakota residents speak only English, while 4.51% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 2.57% of the population.

McCook County, South Dakota Language

McCook County, South Dakota Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White5,1603977.69%
Hispanic2435120.99%
Multiple1431611.19%

8.36%

Overall Poverty Rate

7.03%

Male Poverty Rate

9.79%

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 20.99% below the poverty level.

The race least likely to be in poverty in McCook County, South Dakota is White, with 7.69% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.11%. Among those working part-time, it was 9.21%, and for those that did not work, the poverty rate was 20.75%.

McCook County, South Dakota Poverty

rate

Rate
Poverty
Less Than 9th Grade16.13%
Bachelors or Greater9.64%
High School7.91%
Some College5.88%

McCook County, South Dakota Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed52.38%
Male Employed5.02%
Female Employed3.63%
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$88,696$104,133
Households$74,873$89,299
Married Families$97,717$-999,999,999
Non Families$47,976$56,832

mean

median

Income by Household Type

McCook County, South Dakota Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

60.3%

Overall Marriage Rate

58.5%

Male Marriage Rate

62.2%

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

298

Number of Veterans

273

Male Veterans

25

Female Veterans

War
Veterans
Vietnam106
Second Gulf War49
First Gulf War38
Korea23
World War II9

McCook County, South Dakota Veterans by War

count

Age Group
Veterans
75+94
65 to 7485
35 to 5463
55 to 6449
18 to 347

McCook County, South Dakota Veterans by Age

count

Name
Veterans
% of Total
White2897.35%
2+ Races68.45%
Native American35.56%
Hispanic31.71%

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

7.34%

Veteran Poverty Rate

30.77%

Veteran Disability Rate

McCook County, South Dakota Veterans by Education

LaborForceParticipation

70.3%

Labor Force Participation

68.8%

Employment Rate

2.1%

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

77.86%

Born in McCook County, South Dakota

98.97%

Native Born

1.03%

Foreign Born

0.53%

Non Citizen

0.51%

Naturalized

Place of Birth

98.97% of McCook County, South Dakota residents were born in the United States, with 77.86% having been born in South Dakota. 0.53% 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