Seneca, South Dakota Population 2024

23

Seneca is a city located in Faulk County and Potter County South Dakota. Seneca has a 2024 population of 23. Seneca is currently declining at a rate of 0% annually and its population has increased by 4.55% since the most recent census, which recorded a population of 22 in 2020.

The average household income in Seneca is $56,467 with a poverty rate of 9.52%. The median age in Seneca is 67.7 years: 63.9 years for males, and 72.9 years for females.

Seneca Demographics

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

  • White: 100%
  • Black or African American: 0%
  • Native American: 0%
  • Asian: 0%
  • Native Hawaiian or Pacific Islander: 0%
  • Other race: 0%
  • Two or more races: 0%
Land Area (mi²)
0.4 sq mi
Density (mi²)
54.90/sq mi
Growth Since 2020
4.55% (1)
The current population of Seneca, South Dakota is 23 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 22.

Population by Race

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Race
Population
Percentage (of total)
White42100%
Black or African American00%
Native American00%
Asian00%
Native Hawaiian or Pacific Islander00%
Other race00%
Two or more races00%

White

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Other race

Two or more races

Seneca Population by Race

Seneca Population Pyramid 2024

Seneca Median Age

67.7

Total

63.9

Male

72.9

Female

Seneca Adults

There are 42 adults, (24 of whom are seniors) in Seneca.

Seneca Age Dependency

133.3

Age Dependency Ratio

133.3

Old Age Dependency Ratio

0

Child Dependency Ratio

Seneca Sex Ratio

Female1535.71%
Male2764.29%

Seneca Population by Age

Seneca Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All182.331000
Non Family121.331000
Married42.251000
Male28.51000
Female0000

4.33

Average Family Size

2.33

Average Household Size

100.0%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Seneca Households and Families

Male

Female

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Education Attained
Count
Percentage
9th to 12th Grade00%
Associates Degree819.05%
Bachelors Degree00%
Graduate Degree49.52%
High School Graduate1228.57%
Less Than 9th Grade1535.71%
Some College37.14%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Seneca Educational Attainment by Sex (over 25)

Seneca Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Race
Total
High School
Bachelors
White42274

The highest rate of high school graduation is among white people with a rate of 64.29%.

The highest rate of bachelors degrees is among white people with a rate of 9.52%.

Seneca Educational Attainment by Race

All

Male

Female

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Name
Average
Male
Female
Bachelors Degree$0$0$0
Graduate Degree$0$0$0
High School Graduate$0$0$0
Less Than 9th Grade$0$0$0
Overall$0$0$0
Some College$40,833$40,833$0

$0

Average Earnings

$0

Average Male

$0

Average Female

Seneca Earnings by Educational Attainment

Seneca Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Seneca Language

59.52% of Seneca residents speak only English, while 40.48% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 40.48% of the population.

Seneca Language

Seneca Poverty by Race

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Name
Total
In Poverty
Poverty Rate
White4249.52%

9.52%

Overall Poverty Rate

14.81%

Male Poverty Rate

0%

Female Poverty Rate

Poverty in Seneca

The race most likely to be in poverty in Seneca is White, with 9.52% below the poverty level.

The race least likely to be in poverty in Seneca is White, with 9.52% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0%. Among those working part-time, it was 0%, and for those that did not work, the poverty rate was 14.29%.

Seneca Poverty

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Rate
Poverty
Some College36.36%
Less Than 9th Grade0%
High School0%
Bachelors or Greater0%

Seneca Poverty Rate by Education

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

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

Seneca Poverty Rate by Employment Status and Sex

Seneca Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Name
Median
Mean
Families$50,833$48,200
Households$39,375$56,467
Married Families-$-999,999,999
Non Families-$60,600

mean

median

Income by Household Type

Seneca Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

57.1%

Overall Marriage Rate

51.9%

Male Marriage Rate

66.7%

Female Marriage Rate

Seneca Married by Age and Sex

male

female

Seneca Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.

Seneca Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Seneca Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

6

Number of Veterans

6

Male Veterans

0

Female Veterans

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

War
Veterans
First Gulf War2
Second Gulf War0
Vietnam0
Korea0
World War II0

Seneca Veterans by War

count

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Age Group
Veterans
55 to 644
35 to 542
18 to 340
65 to 740
75+0

Seneca Veterans by Age

count

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Name
Veterans
% of Total
White614.29%

Seneca Veterans by Race

Seneca Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

33.33%

Veteran Disability Rate

Seneca Veterans by Education

LaborForceParticipation

33.3%

Labor Force Participation

33.3%

Employment Rate

0%

Unemployment Rate

Seneca Employment by Age

LaborForceParticipation

Seneca Employment by Race

LaborForceParticipation

Seneca 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

50%

Born in Seneca

59.52%

Native Born

40.48%

Foreign Born

0%

Non Citizen

40.48%

Naturalized

Place of Birth

59.52% of Seneca residents were born in the United States, with 50% 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 Latin America.

Seneca Place of Birth

Note: data after 2022 is projected based on recent change

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Year
Population
Growth
Growth Rate
20292400%
20282400%
20272414.35%
20262300%
20252300%
20242300%
20232314.55%
20222200%
20212200%
202022-15-40.54%
20193700%
20183700%
20173700%
20163700%
20153700%
201437-1-2.63%
20133800%
20123800%
20113800%
20103800%

Seneca Population by Year