Seneca, South Dakota Population 2023

41

Seneca is a city located in Faulk County South Dakota. Seneca has a 2023 population of 41. Seneca is currently growing at a rate of 2.5% annually and its population has increased by 7.89% since the most recent census, which recorded a population of 38 in 2020.

The average household income in Seneca is $56,652 with a poverty rate of 5.13%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Seneca is 63.6 years, 63.6 years for males, and 62.5 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%
The current population of Seneca, South Dakota is 41 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 38.

Seneca, South Dakota Population 2023

Population by Race

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 2023

Seneca Median Age

63.6

Total

63.6

Male

62.5

Female

Seneca Adults

There are 37 adults, (17 of whom are seniors) in Seneca.

Seneca Age Dependency

95

Age Dependency Ratio

85

Old Age Dependency Ratio

10

Child Dependency Ratio

Seneca Sex Ratio

Female1641.03%
Male2358.97%

Seneca Population by Age

Seneca Renter vs Owner Occupied by Household Type

2.5

Average Family Size

1.86

Average Household Size

100.0%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Seneca Households and Families

Male

Female

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

The highest rate of high school graduation is among white people with a rate of 94.87%.

The highest rate of bachelors degrees is among white people with a rate of 28.21%.

Seneca Educational Attainment by Race

All

Male

Female

$28,125

Average Earnings

$35,625

Average Male

$22,188

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

100% of Seneca residents speak only English, while 0% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0% of the population.

Seneca Language

Seneca Poverty by Race

rate

5.13%

Overall Poverty Rate

8.7%

Male Poverty Rate

0%

Female Poverty Rate

Poverty in Seneca

The race most likely to be in poverty in Seneca is White, with 5.13% below the poverty level.

The race least likely to be in poverty in Seneca is White, with 5.13% 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 11.11%.

Seneca Poverty

Seneca Poverty Rate by Education

Seneca Poverty Rate by Employment Status and Sex

Seneca Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

mean

median

Income by Household Type

Seneca Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

59.0%

Overall Marriage Rate

56.5%

Male Marriage Rate

62.5%

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 55-64, 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

5

Number of Veterans

5

Male Veterans

Female Veterans

Seneca Veterans by War

Seneca Veterans by Age

count

Seneca Veterans by Race

Seneca Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

0%

Veteran Disability Rate

Seneca Veterans by Education

LaborForceParticipation

53.8%

Labor Force Participation

53.8%

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

97.37%

Born in Seneca

102.63%

Native Born

0%

Foreign Born

0%

Non Citizen

0%

Naturalized

Place of Birth

102.63% of Seneca residents were born in the United States, with 97.37% 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.

Seneca Place of Birth

Note: data after 2020 is projected based on recent growth

Seneca Population by Year