Kennebec, South Dakota Population 2024

288

Kennebec is a city located in Lyman County South Dakota. Kennebec has a 2024 population of 288. It is also the county seat of Lyman County. Kennebec is currently growing at a rate of 1.05% annually and its population has increased by 3.6% since the most recent census, which recorded a population of 278 in 2020.

The average household income in Kennebec is $88,925 with a poverty rate of 7.86%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Kennebec is 30.9 years, 40.3 years for males, and 29 years for females.

Kennebec Demographics

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

  • White: 89.97%
  • Native American: 8.4%
  • Two or more races: 1.63%
  • Black or African American: 0%
  • Asian: 0%
  • Native Hawaiian or Pacific Islander: 0%
  • Other race: 0%
Land Area (mi²)
0.9 sq mi
Density (mi²)
337.60/sq mi
Growth Since 2020
3.6% (10)
The current population of Kennebec, South Dakota is 288 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 278.

Kennebec, South Dakota Population 2024

Population by Race

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Race
Population
Percentage (of total)
White33289.97%
Native American318.4%
Two or more races61.63%
Black or African American00%
Asian00%
Native Hawaiian or Pacific Islander00%
Other race00%

White

Native American

Two or more races

Black or African American

Asian

Native Hawaiian or Pacific Islander

Other race

Kennebec Population by Race

Kennebec Population Pyramid 2024

Kennebec Median Age

30.9

Total

40.3

Male

29

Female

Kennebec Adults

There are 253 adults, (68 of whom are seniors) in Kennebec.

Kennebec Age Dependency

99.5

Age Dependency Ratio

36.8

Old Age Dependency Ratio

62.7

Child Dependency Ratio

Kennebec Sex Ratio

Female18149.05%
Male18850.95%

Kennebec Population by Age

Kennebec Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All1312.828713
Married753.561000
Non Family401.088515
Male133.5430.869.2
Female34.3333.366.7

3.53

Average Family Size

2.82

Average Household Size

87.0%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Kennebec 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

Kennebec Educational Attainment by Sex (over 25)

Kennebec Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among white people with a rate of 96.74%.

The highest rate of bachelors degrees is among white people with a rate of 24.65%.

Kennebec Educational Attainment by Race

All

Male

Female

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$46,111

Average Earnings

$52,083

Average Male

$33,750

Average Female

Kennebec Earnings by Educational Attainment

Kennebec Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Kennebec Language

93.68% of Kennebec residents speak only English, while 6.32% speak other languages. The non-English language spoken by the largest group is Other languages, which is spoken by 6.32% of the population.

Kennebec Language

Kennebec Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White332206.02%
Native31929.03%

7.86%

Overall Poverty Rate

5.85%

Male Poverty Rate

9.94%

Female Poverty Rate

Poverty in Kennebec

The race most likely to be in poverty in Kennebec is Native, with 29.03% below the poverty level.

The race least likely to be in poverty in Kennebec is White, with 6.02% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.7%. Among those working part-time, it was 16.67%, and for those that did not work, the poverty rate was 7.78%.

Kennebec Poverty

rate

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Rate
Poverty
High School5.69%
Less Than 9th Grade0%
Some College0%
Bachelors or Greater0%

Kennebec Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed100%
Female Employed4.62%
Male Employed4.3%
Female Unemployed0%

Kennebec Poverty Rate by Employment Status and Sex

Kennebec Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Kennebec Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

61.9%

Overall Marriage Rate

62.4%

Male Marriage Rate

61.3%

Female Marriage Rate

Kennebec Married by Age and Sex

male

female

Kennebec 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.

Kennebec Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Kennebec Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

9

Number of Veterans

6

Male Veterans

3

Female Veterans

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Kennebec Veterans by War

count

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Kennebec Veterans by Age

count

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Kennebec Veterans by Race

Kennebec Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

0%

Veteran Disability Rate

Kennebec Veterans by Education

LaborForceParticipation

63.7%

Labor Force Participation

61.7%

Employment Rate

3.1%

Unemployment Rate

Kennebec Employment by Age

LaborForceParticipation

Kennebec Employment by Race

LaborForceParticipation

Kennebec 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

72.36%

Born in Kennebec

100%

Native Born

0%

Foreign Born

0%

Non Citizen

0%

Naturalized

Place of Birth

100% of Kennebec residents were born in the United States, with 72.36% 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.

Kennebec Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202930020.67%
202829831.02%
202729520.68%
202629331.03%
202529020.69%
202428831.05%
202328520.71%
2022283-8-2.75%
2021291134.68%
20202783112.55%
2019247-2-0.8%
2018249-7-2.73%
2017256-2-0.78%
201625820.78%
201525683.23%
201424831.22%
201324562.51%
2012239-3-1.24%
201124220.83%
201024000%

Kennebec Population by Year