Blackville ZIP Code List — Barnwell County, SC

There is one unique ZIP code in Blackville, South Carolina and it is 29817. Area code: 803.

ZIP codes

114.54

sq mi land

0.66

sq mi water

803

area code

Blackville, SC ZIP code map

About Blackville, SC

Blackville is a charming city located in Barnwell County, South Carolina. Known for its rich history and distinctive cultural heritage, this small town provides a unique glimpse into Southern life. With a close-knit community and a variety of local amenities, Blackville is a welcoming place for both residents and visitors alike.

Location & geography

Geographically, Blackville is situated in the southwestern part of South Carolina, offering a serene and rural environment. It is approximately 25 miles from the larger city of Augusta, Georgia, and about 50 miles from Columbia, the state capital. The total area of Blackville encompasses 114.54 square miles of land and includes a small water area of 0.66 square miles.

Community & economy

Blackville boasts a friendly and inviting community atmosphere, reflecting traditional Southern hospitality. The economy is primarily supported by agriculture and small local businesses, creating a stable environment for its residents. Daily life in Blackville is marked by community events and gatherings, fostering a strong sense of belonging among its citizens.

Transportation

Transportation in Blackville is facilitated by several highways, including U.S. Highway 78 and South Carolina Highway 3, which provide easy access to neighboring regions. The nearest major airport is located in Augusta, Georgia, allowing for convenient travel options. Public transit options are limited, emphasizing a reliance on personal vehicles for commuting.

History

Blackville was founded in the mid-19th century, originally serving as a crucial stop on the railroad, which significantly contributed to its early growth. Historically, the region flourished through agriculture, particularly cotton and tobacco production, shaping its economic landscape. Notable events in Blackville's history include its incorporation in 1894 and its continued development as a small yet vital community in South Carolina.

Did you know?

A surprising fact about Blackville is that it is home to the annual Blackville Watermelon Festival, which celebrates local agriculture and community spirit. Additionally, the town is known for its historic districts, where visitors can explore architecture that reflects its rich cultural heritage.

ZIP codes for Blackville, SC (1)

ZIP code	City	County	Map
29817	Blackville	Barnwell	View map

Demographics & statistics

4,392

Population

40.8

Median age

$41,406

Median household income

$24,441

Per capita income

$81,900

Median home value

$882

Median monthly rent

64.4%

Home ownership

19.1%

Poverty rate

4.8%

Unemployment

1,716

Housing units

9.1%

Bachelor's or higher

Age distribution

Male Female

133

Under 5

136

151

5–9

154

10–14

101

136

15–19

139

168

20–24

172

228

25–34

234

310

35–44

318

232

45–54

237

129

55–59

132

169

60–64

172

201

65–74

206

166

75–84

170

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	914	20.8%
18 and over	3,478	79.2%
65 and over	842	19.2%
Median age	40.8 years

Race & ethnicity

Black or African American 52.3%

White 38.5%

Hispanic or Latino 4.1%

Other race 3.9%

Two or more races 0.9%

Asian 0.2%

Group	Count	%
Black or African American	2,395	52.3%
White	1,764	38.5%
Hispanic or Latino	190	4.1%
Other race	180	3.9%
Two or more races	43	0.9%
Asian	10	0.2%

Household income

Under $10k 8.7%

$10k–$15k 6.7%

$15k–$25k 16.4%

$25k–$35k 8.9%

$35k–$50k 13.5%

$50k–$75k 18.3%

$75k–$100k 6.7%

$100k–$150k 15.2%

$150k–$200k 3.5%

$200k+ 2.1%

Range	% of households
Under $10k	8.7%
$10k–$15k	6.7%
$15k–$25k	16.4%
$25k–$35k	8.9%
$35k–$50k	13.5%
$50k–$75k	18.3%
$75k–$100k	6.7%
$100k–$150k	15.2%
$150k–$200k	3.5%
$200k+	2.1%
Median income	$41,406

Housing

Home values

Under $50k 32.1%

$50k–$100k 28.7%

$100k–$150k 28.0%

$150k–$200k 2.9%

$200k–$300k 4.8%

$300k–$500k 1.5%

$500k–$1M 2.0%

Housing overview

Metric	Value
Median home value	$81,900
Median rent / month	$882
Owner occupied	64.4%
Renter occupied	35.6%
Vacant	29.1%
Single-family detached	61.5%
Large apartment buildings	1.4%
Mobile homes	32.6%
Median rooms	5.3
Avg household size (owned)	2.61

Year built

Era	%
2020 or later	0.3%
2010–2019	2.5%
2000–2009	3.4%
1990–1999	19.0%
1980–1989	27.3%
1970–1979	20.1%
1960–1969	10.4%
1950–1959	10.9%
1940–1949	2.1%
1939 or earlier	4.0%

Bedrooms

Size	% of units
No bedroom (studio)	3.7%
1 bedroom	10.0%
2 bedrooms	27.0%
3 bedrooms	47.0%
4 bedrooms	10.6%
5+ bedrooms	1.6%

Vehicles per household

Vehicles	% of households
No vehicle	12.2%
1 vehicle	35.8%
2 vehicles	26.0%
3 or more	26.0%

Heating fuel

Fuel type	%
Utility gas	9.6%
Electricity	80.7%
Propane / LP gas	7.3%
Wood	1.2%
No fuel used	0.3%

Households & families

Household type	Count	%
Married-couple family	671	41.2%
Cohabiting couple	29	1.8%
Male householder, no spouse	223	13.7%
Female householder, no spouse	704	43.3%
Households with children under 18	440	27.0%
Households with seniors (65+)	629	38.7%
Average household size	2.64

Marital status

Status	Male	Female
Never married	37.7%	29.7%
Married	45.8%	40.5%
Separated	3.0%	2.5%
Widowed	0.7%	13.2%
Divorced	12.9%	14.1%

Education

Less than 9th grade 7.1%

Some HS, no diploma 12.2%

HS graduate 47.5%

Some college, no degree 16.7%

Associate's degree 7.4%

Bachelor's degree 4.0%

Graduate / professional 5.1%

Metric	%
HS diploma or higher	80.8%
Bachelor's or higher	9.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	151	18.8%
Kindergarten	73	9.1%
Elementary school	274	34.1%
High school	180	22.4%
College / grad school	126	15.7%

Employment

Industry of employment

Manufacturing 25.2%

Education & healthcare 20.0%

Retail trade 12.3%

Public administration 8.1%

Transportation & utilities 7.4%

Arts, food & hospitality 6.7%

Construction 5.3%

Finance & real estate 4.5%

Other services 4.4%

Professional & management 3.1%

Agriculture & mining 2.7%

Wholesale trade 0.3%

Occupation

Category	%
Management, business & arts	19.7%
Service	25.3%
Sales & office	15.1%
Natural resources & construction	12.0%
Production & transportation	27.8%

Employment type

Type	%
Private sector	87.3%
Government	10.5%
Self-employed	1.9%
Unpaid family workers	0.3%

Commute

Method	%
Drive alone	79.2%
Carpool	17.3%
Public transit	0.0%
Walk	2.0%
Other means	0.6%
Avg commute (minutes)	31.7

Poverty

All people 19.1%

Under 18 years 27.2%

18 and over 17.1%

Married-couple families 3.4%

Female-led households 33.6%

Income support

Source	% of households
Social Security	41.7%
Retirement income	24.6%
Supplemental Security	6.4%
Cash public assistance	2.1%
Food stamps / SNAP	25.2%

Health indicators

Condition	%
High blood pressure	50.0%
High cholesterol	38.2%
Heart disease	9.1%
Stroke	6.0%
Asthma	12.3%
Arthritis	34.9%
Kidney disease	4.7%
Pulmonary disease	11.5%
Cancer	6.3%

Behavior / access	%
Binge drinking	13.8%
No physical activity	38.6%
Less than 7 hrs sleep	41.4%
Fair or poor health	27.5%
Poor mental health	17.4%
Poor physical health	17.1%
No health insurance	22.7%
Visited doctor (checkup)	81.9%
Visited dentist	51.7%
Cholesterol screening	88.5%
Teeth loss	27.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	183	5.3%

Disability	%
Any disability	23.0%
Under 18	2.5%
18–64 years	17.5%
65 and over	64.4%

Health insurance coverage

Type	%
Private insurance	51.1%
Public insurance	44.5%
Uninsured under 19	16.7%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	4,123	93.9%
Spanish	70	1.7%
Other Indo-European	69	1.7%
Asian & Pacific Islander	1	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	4,327	98.5%
Born in same state	4,255	96.9%
Born in different state	3,565	81.2%
Foreign born	72	1.6%
Naturalized citizen	65	1.5%
Not a US citizen	16	24.6%

Ancestry

Ancestry	Count	%
Arab	634	14.4%
French	126	2.9%

Ancestry	Count	%
Italian	31	0.7%
Dutch	7	0.2%

Technology access

Metric	% of households
Computer access	37.0%
Internet access	81.9%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What is the ZIP code for Blackville, SC?

Blackville, SC has one ZIP code: 29817.

What is the main ZIP code for Blackville, SC?

The primary ZIP code for Blackville, SC is 29817. The city uses area code 803 for phone service.

What county is Blackville, SC in?

Blackville is located in Barnwell County, South Carolina.

How many ZIP codes are in Blackville, SC?

Blackville, SC has 1 ZIP code.

What is the ZIP code for downtown Blackville and the surrounding historic district?

Downtown Blackville and the historic district in the heart of the city are located in ZIP code 29817, which serves as the central business and residential area of Blackville.

What ZIP code covers the Blackville area near the Savannah River and the surrounding Barnwell County communities?

The Blackville area, including neighborhoods near the Savannah River region of Barnwell County, falls within ZIP code 29817, which encompasses the entire municipality.