CITY · 1990 CENSUS

Seneca

South Carolina · 7,726 residents · 8.24 sq mi

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The short version

With 7,726 people, Seneca is a city in South Carolina. The typical home is worth $53,500. About 13% of adults have finished a four-year degree. The average commute runs 14 minutes. Renters pay $299 a month at the median. Households here earn about 17% less than in South Carolina as a whole.

At a glance

Lower income

below the US median

US median: $30,130

Mid-age

median age 34.4

US median: 33.0

Less educated

13% hold a bachelor's degree

US average: 20%

More affordable

home values down 19%, inflation adjusted

US median home: $93,722

Section 01

Population & growth

Total population

7,726

+1%vs 2000

vs 7,652 in 2000

1990 – 2025

Median age

34.4

−9%vs 2000

vs 37.9 in 2000

US average: 33.0

Land area

8.24 sq mi

Population, 1990 – 2024

20249K

Age distribution, 1990

Under 57%(537)

US avg: 7.3%

5 to 97.4%(571)

US avg: 7.3%

10 to 147.2%(556)

US avg: 6.9%

15 to 197.7%(592)

US avg: 7.1%

20 to 245.7%(438)

US avg: 7.5%

25 to 3416.1%(1,242)

US avg: 17.5%

35 to 4412.8%(992)

US avg: 15.1%

45 to 5411.5%(891)

US avg: 10.2%

55 to 649.7%(750)

US avg: 8.5%

65 to 748.5%(654)

US avg: 7.3%

75 to 845.4%(416)

US avg: 4%

85 and over1.1%(87)

US avg: 1.2%

BAR + DOT: THIS PLACE · TICK: US AVERAGE

Section 02

Income & economy

Median household income

$21,867

−12%inflation adjusted, since 2000

vs $32,643 in 2000

US average: $30,130

1990 – 2024

Per capita income

$11,560

−38%vs 2000

vs $18,498 in 2000

US average: $14,340

Poverty rate

17.5%

+1.8 ptsvs 2000

vs 15.6% in 2000

US average: 13.2%

Section 03

Housing

Median home value

$53,500

−19%inflation adjusted, since 2000

vs $86,500 in 2000

US average: $93,722

1990 – 2024

Median gross rent

$299

−3%inflation adjusted, since 2000

vs $407 in 2000

US average: $450

Owner-occupied

62.3%

+1.9 ptsvs 2000

vs 60.4% in 2000

37.7% rent

Section 04

Race & ethnicity

2000

White, non-Hispanic62.5%(4,784)

Black33.7%(2,581)

Hispanic / Latino1.5%(117)

Asian0.6%(47)

Other0%

1990

White, non-Hispanic67.4%(5,204)

Black32.5%(2,509)

Hispanic / Latino0.2%(18)

Asian0.2%(13)

Other0%(0)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin

Mexican2.7%(241)

Puerto Rican1.5%(133)

South American1.5%(132)

Ecuadorian1.4%(122)

Dominican0.7%(65)

Venezuelan0.1%(10)

Asian origin

Chinese0.6%(57)

Filipino0.2%(15)

Ancestry

German14.3%(1,290)

English11.6%(1,042)

American11%(991)

Irish10.5%(946)

Italian6%(540)

Greek5.2%(464)

Scottish4.5%(409)

Scotch-Irish2.2%(198)

Norwegian0.7%(64)

British0.6%(51)

French0.6%(50)

Dutch0.5%(49)

+ 12 more ancestry groups with data

French Canadian0.4%(39)

Subsaharan African0.4%(34)

Nigerian0.4%(34)

Ghanaian0.3%(28)

Swedish0.3%(26)

Belgian0.2%(18)

Czech0.2%(15)

Danish0.2%(15)

Iranian0.2%(15)

Swiss0.1%(9)

Welsh0.1%(9)

Russian0%(1)

RANKED:Largest German population · Largest English population · Largest American population · Largest Irish population · Largest Italian population

Section 05

Education

Bachelor's degree or higher

13.0%

−8.8 ptsvs 2000

vs 21.8% in 2000

US average: 20.3%

High school or higher

69.4%

−2.9 ptsvs 2000

vs 72.3% in 2000

US average: 75.2%

Graduate degree

4.0%

−5.5 ptsvs 2000

vs 9.5% in 2000

US average: 7.1%

Section 06

Commute & transportation

Average commute

14.3 min

+22%vs 2000

vs 11.7 min in 2000

US average: 21.9

Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status (2024)

Men 15+

Never married35.5%(1,205)

Married50.6%(1,716)

Widowed2.6%(89)

Divorced11.3%(382)

Women 15+

Never married35%(1,429)

Married41.7%(1,703)

Widowed10.5%(428)

Divorced12.8%(523)

SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024

Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

Uninsured

11.4%

−6.2 ptssince 2013

from 17.6% in 2013

US average: 8.4%

Employer-based

39.3%

−0.1 ptssince 2020

from 39.4% in 2020

US average: 54.8%

Direct-purchase

17.2%

−0.8 ptssince 2020

from 18.0% in 2020

US average: 13.8%

Medicare

23.3%

−2.9 ptssince 2020

from 26.2% in 2020

US average: 18.4%

Medicaid

31.4%

+7.5 ptssince 2020

from 23.9% in 2020

US average: 20.9%

VA health care

2.0%

−1.3 ptssince 2020

from 3.3% in 2020

US average: 2.2%

Any private

54.0%

−2.2 ptssince 2020

from 56.2% in 2020

US average: 67.1%

Any public

50.4%

+4.9 ptssince 2020

from 45.5% in 2020

US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024

Gulf War (2001 or later)29.3%(112)

US avg: 26.4%

Gulf War (1990s)10.5%(40)

US avg: 24.3%

Vietnam era39.8%(152)

US avg: 33.1%

Korean War9.2%(35)

US avg: 4.5%

World War II0%(0)

US avg: 1%

Share of the 382 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

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