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CITY · 2020 ACS

Seneca

South Carolina · 8,850 residents · 8.243 sq mi
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The short version

Seneca has notably lower household income than the US average, with a median household income of $42,150. Population has grown 16% since 2000. Median home value has more than doubled since 2000, reaching $161,800.

At a glance
Lower income
below the US median
US median: $66,278
Older
median age 41.9
US median: 38.8
Less educated
26% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01

Population & growth

8,850
+16%since 2000
from 7,652 in 2000
1990 – 2025
1,074 / sq mi
+16%since 2000
from 928 / sq mi in 2000
US average: 280
41.9
+11%since 2000
from 37.9 in 2000
US average: 38.8
Population, 19902024
8K8K8K9K9K1990201020202024Seneca
20249K
1990201020202024
Section 02

Income & economy

$42,150
−14%inflation adjusted, since 2000
from $32,643 in 2000
US average: $66,278
1990 – 2024
$28,515
+54%since 2000
from $18,498 in 2000
US average: $35,364
Households earning $100K+
27.8%
+7.2 ptssince 2009
from 20.6% in 2009
US average: 43.9%
14.0%
−1.6 ptssince 2000
from 15.6% in 2000
US average: 12.8%
Workforce by industry, 2020
Retail trade15%
US avg: 10%
Information13.6%
US avg: 11.1%
Wholesale trade6.4%
US avg: 6.7%
Other services5.9%
US avg: 6.6%
Agriculture, forestry, fishing4.7%
US avg: 1.7%
Construction4.7%
US avg: 1.2%
Finance & insurance3.8%
US avg: 5.5%
Public administration3.4%
US avg: 4.7%
Education & health services3.3%
US avg: 0.8%
Transportation & warehousing0.7%
US avg: 2.5%
Professional, scientific, technical0.5%
US avg: 4.7%
Arts, entertainment, food0.5%
US avg: 2%
Manufacturing0%
US avg: 0.5%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

$161,800
+24%inflation adjusted, since 2000
from $86,500 in 2000
US average: $265,253
1990 – 2024
$541
−12%inflation adjusted, since 2000
from $407 in 2000
US average: $1,124
56.3%
−4.1 ptssince 2000
from 60.4% in 2000
43.7% rent
3.8
+45%since 2000
from 2.6 in 2000
1990 – 2024
RELATED:See current rent listings in Seneca on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic62.5%(4,784)
Black33.7%(2,581)
Hispanic / Latino1.5%(117)
Asian0.6%(47)
Other0%
Diversity Score59.8%(4,576)
2020
White, non-Hispanic62.8%(5,556)
Black24.2%(2,143)
Hispanic / Latino6%(531)
Asian1.2%(108)
Other2.4%(208)
Diversity Score63.7%(5,640)
64
+7%since 2000
from 60 in 2000
1990 – 2024
Section 05

Education

26.4%
+4.6 ptssince 2000
from 21.8% in 2000
US average: 32.9%
High school or higher
84.0%
+11.7 ptssince 2000
from 72.3% in 2000
US average: 88.5%
7.6%
−1.9 ptssince 2000
from 9.5% in 2000
US average: 12.7%
Section 06

Commute & transportation

19.9 min
+70%since 2000
from 11.7 min in 2000
US average: 26.9
76.8%
−5.9 ptssince 2009
from 82.7% in 2009
US average: 75.1%
13.2%
+7.8 ptssince 2009
from 5.3% in 2009
US average: 8.4%
Section 07

Work & employment

11.0%
−3.1 ptssince 2011
from 14.1% in 2011
US average: 5.4%
59.8%
+0.2 ptssince 2011
from 59.6% in 2011
US average: 63.4%
30.4%
−32.8 ptssince 2009
from 63.2% in 2009
US average: 39.3%
Section 08

People & community

46.5%
+1.1 ptssince 2009
from 45.5% in 2009
53.5%
−1.1 ptssince 2009
from 54.5% in 2009
2.2%
−0.6 ptssince 2009
from 2.8% in 2009
US average: 13.5%
15.7%
−66.7 ptssince 2013
from 82.4% in 2013
US average: 8.8%
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Frequently asked

How many people live in Seneca, South Carolina?

Seneca, South Carolina has about 8,850 residents according to the 2020 American Community Survey.

What is the median household income in Seneca, South Carolina?

The typical household in Seneca, South Carolina earns about $42,150 a year. Half of households make more than that, and half make less.

Is Seneca, South Carolina expensive?

In Seneca, South Carolina, the median home is worth about $161,800, and the typical rent is about $541 a month.

How educated are people in Seneca, South Carolina?

About 26.4% of adults age 25 and over in Seneca, South Carolina hold a bachelor's degree or higher.

What is the poverty rate in Seneca, South Carolina?

About 14.0% of people in Seneca, South Carolina live below the federal poverty line.

Has Seneca, South Carolina grown since 1990?

Yes, Seneca, South Carolina has grown since 1990. The population has added about 1,124 residents, a change of about 15 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →