Seneca, South Carolina Population 2024

9,105

Seneca Demographics

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

  • White: 71.27%
  • Black or African American: 18.71%
  • Two or more races: 6.81%
  • Other race: 2.55%
  • Asian: 0.53%
  • Native American: 0.12%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
8.2 sq mi
Density (mi²)
1,104.60/sq mi
Growth Since 2020
2.81% (249)
The current population of Seneca, South Carolina is 9,105 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 8,856.

Population by Race

Race
Population
Percentage (of total)
White6,29671.27%
Black or African American1,65318.71%
Two or more races6026.81%
Other race2252.55%
Asian470.53%
Native American110.12%
Native Hawaiian or Pacific Islander00%

White

Black or African American

Two or more races

Other race

Asian

Native American

Native Hawaiian or Pacific Islander

Seneca Population by Race

Seneca Population Pyramid 2024

Seneca Median Age

44

Total

43.5

Male

45.8

Female

Seneca Adults

There are 7,348 adults, (1,851 of whom are seniors) in Seneca.

Seneca Age Dependency

60.7

Age Dependency Ratio

33.7

Old Age Dependency Ratio

27

Child Dependency Ratio

Seneca Sex Ratio

Female4,83854.77%
Male3,99645.23%

Seneca Population by Age

Seneca Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All3,9542.255.944.1
Non Family1,8001.0644.855.2
Married1,4803.28020
Female6393.1233.366.7
Male352.1722.977.1

3.04

Average Family Size

2.2

Average Household Size

55.9%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Seneca Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade6639.64%
Associates Degree84812.33%
Bachelors Degree1,18617.24%
Graduate Degree5327.73%
High School Graduate1,81126.32%
Less Than 9th Grade2914.23%
Some College1,54922.51%

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

Race
Total
High School
Bachelors
White5,0494,3291,461
Black1,3391,150207
Hispanic43040033
2+ Races26024327
Other Race1911685
Asian292917
Native American1160

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

The highest rate of bachelors degrees is among asian people with a rate of 58.62%.

Seneca Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$48,398$48,276$48,942
Graduate Degree$90,769$95,268$66,107
High School Graduate$34,227$38,433$32,740
Less Than 9th Grade$16,614$16,909$0
Overall$30,855$34,624$27,447
Some College$28,216$29,798$24,521

$30,855

Average Earnings

$34,624

Average Male

$27,447

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

97.21% of Seneca residents speak only English, while 2.79% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.77% of the population.

Seneca Language

Seneca Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White6,2551,00416.05%
Black1,63537522.94%
Multiple6028313.79%
Asian471225.53%
Native1119.09%
Hispanic67610.15%

16.82%

Overall Poverty Rate

12.5%

Male Poverty Rate

20.38%

Female Poverty Rate

Poverty in Seneca

The race most likely to be in poverty in Seneca is Asian, with 25.53% below the poverty level.

The race least likely to be in poverty in Seneca is Hispanic, with 0.15% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.83%. Among those working part-time, it was 16.31%, and for those that did not work, the poverty rate was 20.58%.

Seneca Poverty

rate

Rate
Poverty
Less Than 9th Grade26.28%
High School12.47%
Some College7.84%
Bachelors or Greater5.25%

Seneca Poverty Rate by Education

rate

Rate
Poverty
Female Employed10.62%
Female Unemployed9.47%
Male Unemployed6.94%
Male Employed0.59%

Seneca Poverty Rate by Employment Status and Sex

Seneca Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$72,819$86,056
Households$48,108$66,929
Married Families$94,146$-999,999,999
Non Families$34,400$42,119

mean

median

Income by Household Type

Seneca Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

39.6%

Overall Marriage Rate

45.6%

Male Marriage Rate

34.6%

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 45-54, while the female age group most likely to be married is 45-54.

Seneca Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Seneca Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

506

Number of Veterans

442

Male Veterans

64

Female Veterans

War
Veterans
Vietnam253
Second Gulf War131
First Gulf War46
Korea19
World War II0

Seneca Veterans by War

count

Age Group
Veterans
75+172
55 to 64110
65 to 7489
35 to 5486
18 to 3449

Seneca Veterans by Age

count

Name
Veterans
% of Total
White3296.1%
Black17212.11%
Hispanic81.86%
Native American545.45%

Seneca Veterans by Race

Seneca Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

10.08%

Veteran Poverty Rate

49.01%

Veteran Disability Rate

Seneca Veterans by Education

LaborForceParticipation

58.4%

Labor Force Participation

52%

Employment Rate

11%

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

53.62%

Born in Seneca

97.59%

Native Born

2.41%

Foreign Born

1.18%

Non Citizen

1.23%

Naturalized

Place of Birth

97.59% of Seneca residents were born in the United States, with 53.62% having been born in South Carolina. 1.18% 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
Year
Population
Growth
Change
20299,417630.67%
20289,354620.67%
20279,292620.67%
20269,230630.69%
20259,167620.68%
20249,105620.69%
20239,043640.71%
20228,979670.75%
20218,912560.63%
20208,8563474.08%
20198,509640.76%
20188,4451131.36%
20178,332881.07%
20168,244510.62%
20158,193310.38%
20148,162740.91%
20138,088150.19%
20128,073110.14%
20118,062-49-0.6%
20108,11100%
20007,652-74-0.96%
19907,7262903.9%
19807,4361,40923.38%
19706,02780015.31%
19605,2271,57843.24%
19503,649-5,768-61.25%

Seneca Population by Year