Jefferson township, South Dakota Population 2024

1,203

Jefferson township Demographics

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

  • White: 99.04%
  • Other race: 0.96%
  • Black or African American: 0%
  • Native American: 0%
  • Asian: 0%
  • Native Hawaiian or Pacific Islander: 0%
  • Two or more races: 0%
Land Area (mi²)
38.8 sq mi
Density (mi²)
31.0/sq mi
Growth Since 2020
8.38% (93)
The current population of Jefferson township, South Dakota is 1,203 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 1,110.

Population by Race

Race
Population
Percentage (of total)
White93099.04%
Other race90.96%
Black or African American00%
Native American00%
Asian00%
Native Hawaiian or Pacific Islander00%
Two or more races00%

White

Other race

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Two or more races

Jefferson township Population by Race

Jefferson township Population Pyramid 2024

Jefferson township Median Age

43.7

Total

46.4

Male

43.1

Female

Jefferson township Adults

There are 678 adults, (99 of whom are seniors) in Jefferson township.

Jefferson township Age Dependency

62.2

Age Dependency Ratio

17.1

Old Age Dependency Ratio

45.1

Child Dependency Ratio

Jefferson township Sex Ratio

Female50553.78%
Male43446.22%

Jefferson township Population by Age

Jefferson township Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All4102.2993.26.8
Married2892.3590.39.7
Non Family9701000
Male246.791000
Female0000

2.39

Average Family Size

2.29

Average Household Size

93.2%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Jefferson township Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade00%
Associates Degree11917.95%
Bachelors Degree7411.16%
Graduate Degree18227.45%
High School Graduate17326.09%
Less Than 9th Grade7311.01%
Some College426.33%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Jefferson township Educational Attainment by Sex (over 25)

Jefferson township Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White654581256
Other Race990
Hispanic990

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

The highest rate of bachelors degrees is among white people with a rate of 39.14%.

Jefferson township Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$141,042$141,042$0
Graduate Degree$0$0$0
High School Graduate$100,340$100,648$0
Less Than 9th Grade$0$0$0
Overall$100,885$100,281$112,887
Some College$65,769$100,625$43,889

$100,885

Average Earnings

$100,281

Average Male

$112,887

Average Female

Jefferson township Earnings by Educational Attainment

Jefferson township Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Jefferson township Language

98.62% of Jefferson township residents speak only English, while 1.38% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.38% of the population.

Jefferson township Language

rate

Rate
Poverty
Less Than 9th Grade0%
High School0%
Some College0%
Bachelors or Greater0%

Jefferson township Poverty Rate by Education

rate

Rate
Poverty
Male Employed0%
Male Unemployed0%
Female Employed0%
Female Unemployed0%

Jefferson township Poverty Rate by Employment Status and Sex

Jefferson township Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$215,592$224,104
Households$172,083$186,665
Married Families$215,792$-999,999,999
Non Families$63,339$58,553

mean

median

Income by Household Type

Jefferson township Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

75.5%

Overall Marriage Rate

60.7%

Male Marriage Rate

91.4%

Female Marriage Rate

Jefferson township Married by Age and Sex

male

female

Jefferson 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.

Jefferson township Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Jefferson township Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

15

Number of Veterans

15

Male Veterans

0

Female Veterans

War
Veterans
Second Gulf War15
First Gulf War5
Vietnam0
Korea0
World War II0

Jefferson township Veterans by War

count

Age Group
Veterans
35 to 5410
55 to 645
18 to 340
65 to 740
75+0

Jefferson township Veterans by Age

count

Name
Veterans
% of Total
White152.24%

Jefferson township Veterans by Race

Jefferson township Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

0%

Veteran Disability Rate

Jefferson township Veterans by Education

LaborForceParticipation

78.6%

Labor Force Participation

76%

Employment Rate

3.4%

Unemployment Rate

Jefferson township Employment by Age

LaborForceParticipation

Jefferson township Employment by Race

LaborForceParticipation

Jefferson 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

6.28%

Born in Jefferson township

100%

Native Born

0%

Foreign Born

0%

Non Citizen

0%

Naturalized

Place of Birth

100% of Jefferson township residents were born in the United States, with 6.28% having been born in South Dakota. 0% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Jefferson township Place of Birth

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20291,323241.85%
20281,299241.88%
20271,275241.92%
20261,251241.96%
20251,227242%
20241,203242.04%
20231,179242.08%
20221,155292.58%
20211,126161.44%
20201,110-24-2.12%
20191,134413.75%
20181,093333.11%
20171,060212.02%
20161,039262.57%
20151,013-4-0.39%
20141,017202.01%
201399780.81%
2012989202.06%
2011969192%
201095000%

Jefferson township Population by Year