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COUNTY · 2000 CENSUS

Barnwell County

South Carolina · 23,478 residents · 548.379 sq mi
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The short version

Barnwell County has notably lower household income than the US average, with a median household income of $28,591. Population has grown 16% since 1990. 12% of adults hold a bachelor's degree or higher, below the national rate of 24%. Median home value is $51,500. The poverty rate of 20.9% is well above the national figure.

At a glance
Lower income
below the US median
US median: $42,589
Mid-age
median age 35.5
US median: 35.2
Less educated
12% hold a bachelor's degree
US average: 24%
More affordable
home values down 12%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

Total population
23,478
+16%since 1990
from 20,293 in 1990
1990 – 2025
Population density
43 / sq mi
+16%since 1990
from 37 / sq mi in 1990
US average: 242
Median age
35.5
+12%since 1990
from 31.6 in 1990
US average: 35.2
Population, 1990 – 2024
20K21K22K23K24K1990201020202024Barnwell County
202421K
1990201020202024
Section 02

Income & economy

Median household income
$28,591
−8%inflation adjusted, since 1990
from $23,501 in 1990
US average: $42,589
1990 – 2024
Per capita income
$15,870
+50%since 1990
from $10,611 in 1990
US average: $21,522
Poverty rate
20.9%
−0.9 ptssince 1990
from 21.8% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$51,500
−12%inflation adjusted, since 1990
from $44,200 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$384
+4%inflation adjusted, since 1990
from $279 in 1990
US average: $602
Owner-occupied
75.5%
+2.3 ptssince 1990
from 73.2% in 1990
24.5% rent
Afford Score
1.8
−4%since 1990
from 1.9 in 1990
1990 – 2024
RELATED:See current rent listings in Barnwell County on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic56.6%(11,477)
Black43%(8,728)
Hispanic / Latino0.6%(126)
Asian0.2%(41)
Diversity Score62.7%(12,716)
2000
White, non-Hispanic54.8%(12,857)
Black42.4%(9,957)
Hispanic / Latino1.4%(327)
Asian0.4%(89)
Diversity Score63.7%(14,960)
Diversity Score
64
+2%since 1990
from 63 in 1990
1990 – 2024
Section 05

Education

Bachelor's degree or higher
11.6%
−0.2 ptssince 1990
from 11.9% in 1990
US average: 24.4%
High school or higher
67.5%
+7.6 ptssince 1990
from 59.9% in 1990
US average: 80.3%
Graduate degree
3.2%
−0.1 ptssince 1990
from 3.4% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
19.7 min
−3%since 1990
from 20.3 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Drill deeper

Places similar to Barnwell County

Appling County
Pop 19,100
Washington County
Pop 19,453
Hempstead County
Pop 19,080
Poinsett County
Pop 22,483
Places similar to Barnwell County
Head to head

Compare Barnwell County to nearby counties

BARNWELL COUNTY VS
Allendale County
Income$32,328+13%
Home value$76,200+48%
Population7,355−64%
SEE FULL COMPARISON →
BARNWELL COUNTY VS
Bamberg County
Income$44,370+55%
Home value$97,800+90%
Population12,796−38%
SEE FULL COMPARISON →
BARNWELL COUNTY VS
Aiken County
Income$70,609+147%
Home value$218,000+323%
Population181,515+779%
SEE FULL COMPARISON →
BARNWELL COUNTY VS
Burke County
Income$53,014+85%
Home value$151,600+194%
Population24,408+18%
SEE FULL COMPARISON →
Frequently asked

How many people live in Barnwell County, South Carolina?

Barnwell County, South Carolina has about 23,478 residents according to the 2000 Census.

What is the median household income in Barnwell County, South Carolina?

The typical household in Barnwell County, South Carolina earns about $28,591 a year. Half of households make more than that, and half make less.

Is Barnwell County, South Carolina expensive?

In Barnwell County, South Carolina, the median home is worth about $51,500, and the typical rent is about $384 a month.

How educated are people in Barnwell County, South Carolina?

About 11.6% of adults age 25 and over in Barnwell County, South Carolina hold a bachelor's degree or higher.

What is the poverty rate in Barnwell County, South Carolina?

About 20.9% of people in Barnwell County, South Carolina live below the federal poverty line.

Has Barnwell County, South Carolina grown since 1990?

Yes, Barnwell County, South Carolina has grown since 1990. The population has added about 3,185 residents, a change of about 16 percent over that period.

Keep going

Explore from here

8 census tracts
Census Tract 9703Census Tract 9704.02Census Tract 9705Census Tract 9702Census Tract 9701.02Census Tract 9701.01Census Tract 9704.01Census Tract 9801
4 ZIP codes
ZIP 29812ZIP 29853ZIP 29817ZIP 29826
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →