Split Rock township, South Dakota Population 2024

3,043

Split Rock township Demographics

According to the most recent ACS, the racial composition of Split Rock township was:

  • White: 95.43%
  • Two or more races: 2.59%
  • Other race: 1.8%
  • Asian: 0.19%
  • Black or African American: 0%
  • Native American: 0%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
29.0 sq mi
Density (mi²)
105.10/sq mi
Growth Since 2020
-5% (-160)
The current population of Split Rock township, South Dakota is 3,043 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 3,203.

Population by Race

Race
Population
Percentage (of total)
White3,02795.43%
Two or more races822.59%
Other race571.8%
Asian60.19%
Black or African American00%
Native American00%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Other race

Asian

Black or African American

Native American

Native Hawaiian or Pacific Islander

Split Rock township Population by Race

Split Rock township Population Pyramid 2024

Split Rock township Median Age

50.2

Total

49.9

Male

50.4

Female

Split Rock township Adults

There are 2,457 adults, (511 of whom are seniors) in Split Rock township.

Split Rock township Age Dependency

63

Age Dependency Ratio

26.3

Old Age Dependency Ratio

36.7

Child Dependency Ratio

Split Rock township Sex Ratio

Female1,58049.81%
Male1,59250.19%

Split Rock township Population by Age

Split Rock township Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All1,1832.6894.95.1
Married1,0062.8498.31.7
Non Family1351.1568.131.9
Female353.261000
Male76.141000

2.87

Average Family Size

2.68

Average Household Size

94.9%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Split Rock township Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade130.58%
Associates Degree47721.12%
Bachelors Degree75633.47%
Graduate Degree43619.3%
High School Graduate28212.48%
Less Than 9th Grade843.72%
Some College2119.34%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Split Rock township Educational Attainment by Sex (over 25)

Split Rock township Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White2,1612,0731,133
2+ Races514226
Other Race454533
Hispanic16160
Asian220

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

The highest rate of bachelors degrees is among other race people with a rate of 73.33%.

Split Rock township Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$74,297$105,714$57,813
Graduate Degree$103,250$143,281$70,795
High School Graduate$53,750$57,083$46,354
Less Than 9th Grade$0$170,703$0
Overall$66,360$87,347$51,607
Some College$56,471$88,125$50,482

$66,360

Average Earnings

$87,347

Average Male

$51,607

Average Female

Split Rock township Earnings by Educational Attainment

Split Rock township Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Split Rock township Language

93.49% of Split Rock township residents speak only English, while 6.51% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.48% of the population.

Split Rock township Language

Split Rock township Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
Hispanic1616100%
Multiple821619.51%
White3,02710.03%

0.54%

Overall Poverty Rate

1.07%

Male Poverty Rate

0%

Female Poverty Rate

Poverty in Split Rock township

The race most likely to be in poverty in Split Rock township is Hispanic, with 100% below the poverty level.

The race least likely to be in poverty in Split Rock township is White, with 0.03% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.07%. Among those working part-time, it was 0%, and for those that did not work, the poverty rate was 2.9%.

Split Rock township Poverty

rate

Rate
Poverty
Some College2.33%
Bachelors or Greater0.08%
Less Than 9th Grade0%
High School0%

Split Rock township Poverty Rate by Education

rate

Rate
Poverty
Male Employed0.1%
Male Unemployed0%
Female Employed0%
Female Unemployed0%

Split Rock township Poverty Rate by Employment Status and Sex

Split Rock township Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$163,333$215,643
Households$154,013$200,234
Married Families$179,063$-999,999,999
Non Families$63,295$76,442

mean

median

Income by Household Type

Split Rock township Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

74.4%

Overall Marriage Rate

74.9%

Male Marriage Rate

73.8%

Female Marriage Rate

Split Rock township Married by Age and Sex

male

female

Split Rock township 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 45-54.

Split Rock township Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Split Rock township Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

94

Number of Veterans

91

Male Veterans

3

Female Veterans

War
Veterans
First Gulf War39
Vietnam34
Second Gulf War24
Korea0
World War II0

Split Rock township Veterans by War

count

Age Group
Veterans
35 to 5436
55 to 6424
75+20
65 to 7414
18 to 340

Split Rock township Veterans by Age

count

Name
Veterans
% of Total
White823.51%
2+ Races1218.75%

Split Rock township Veterans by Race

Split Rock township Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

12.77%

Veteran Disability Rate

Split Rock township Veterans by Education

LaborForceParticipation

71.8%

Labor Force Participation

71.8%

Employment Rate

0%

Unemployment Rate

Split Rock township Employment by Age

LaborForceParticipation

Split Rock township Employment by Race

LaborForceParticipation

Split Rock township 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

60.47%

Born in Split Rock township

97.26%

Native Born

2.74%

Foreign Born

1.01%

Non Citizen

1.73%

Naturalized

Place of Birth

97.26% of Split Rock township residents were born in the United States, with 60.47% having been born in South Dakota. 1.01% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Split Rock township Place of Birth

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20292,758-57-2.02%
20282,815-57-1.98%
20272,872-57-1.95%
20262,929-57-1.91%
20252,986-57-1.87%
20243,043-57-1.84%
20233,100-57-1.81%
20223,157-12-0.38%
20213,169-34-1.06%
20203,203280.88%
20193,17510.03%
20183,174-43-1.34%
20173,217-6-0.19%
20163,223110.34%
20153,212-6-0.19%
20143,218-5-0.16%
20133,223210.66%
20123,202411.3%
20113,16190.29%
20103,15200%

Split Rock township Population by Year