29431 ZIP Code — Bonneau, SC

Berkeley County, South Carolina

ZIP code 29431 is located in Bonneau, South Carolina, within Berkeley County. It covers approximately 84.72 square miles and serves a population of 7,060 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 843/854.

About ZIP code 29431

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $190,000. Owner-occupancy is high at 78%, well above the national average.

Median household income is $56,621. 43% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is sales and office, with manufacturing as the leading industry. An above-average commute of 37 minutes suggests many residents work outside the immediate area.

College attainment at 15% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (21%) compared to national benchmarks.

Notable community characteristics include a notable veteran presence at 14% of civilians, above the national average of 7%.

Overall, ZIP code 29431 reflects a community defined by a trades-oriented workforce, a strong veteran community, high homeownership, and a significant Social Security-dependent population.

7,060

population

84.72

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

29431 ZIP code map

Cities in ZIP code 29431

Below are the cities the US Postal Service accepts for ZIP code 29431. Using any city not on this list may result in mail delivery delays.

City	Status
Bonneau	Preferred

Nearby ZIP codes

29479 Saint Stephen (7.6 mi) 29564 Lane (9.6 mi) 29434 Cordesville (11.1 mi) 29461 Moncks Corner (12.9 mi) 29469 Pinopolis (13.3 mi) 29468 Pineville (13.5 mi) 29453 Jamestown (16.6 mi) 29510 Andrews (17.9 mi) 29590 Salters (18.1 mi) 29436 Cross (18.1 mi) 29450 Huger (19.2 mi)

Demographics updated 05/2026

Population
Total population	7,060
Population density	83 / sq mi
State FIPS	45
County FIPS	015

Geography
Land area	84.72 sq mi
Water area	9.67 sq mi
Latitude	33.3017
Longitude	-79.8839
Timezone	Eastern (ET)
Area code	843/854

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	55.4%	37.8%	45.8%
$50k – $100k	25.6%	34.2%	30.5%
$100k – $200k	18.4%	23.1%	18.6%
Over $200k	0.7%	4.9%	5.1%

Demographics & statistics

7,060

Population

People per sq mi

43.2

Median age

$56,621

Median household income

$30,754

Per capita income

$190,000

Median home value

$1,006

Median monthly rent

77.7%

Home ownership

13.3%

Poverty rate

5.0%

Unemployment

2,344

Housing units

14.5%

Bachelor's or higher

Age distribution

Male Female

203

Under 5

207

272

5–9

278

280

10–14

287

255

15–19

262

132

20–24

135

328

25–34

336

372

35–44

381

459

45–54

469

259

55–59

265

146

60–64

149

377

65–74

386

372

75–84

381

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,947	27.6%
18 and over	5,113	72.4%
65 and over	1,585	22.5%
Median age	43.2 years

Race & ethnicity

White 77%

Black or African American 12.3%

Two or more races 7.5%

Asian 1.3%

Hispanic or Latino 0.9%

Other race 0.5%

American Indian / Alaska Native 0.5%

Group	Count	%
White	5,489	77%
Black or African American	873	12.3%
Two or more races	535	7.5%
Asian	90	1.3%
Hispanic or Latino	66	0.9%
Other race	37	0.5%
American Indian / Alaska Native	36	0.5%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	55.4%	37.8%	45.8%
$50k – $100k	25.6%	34.2%	30.5%
$100k – $200k	18.4%	23.1%	18.6%
Over $200k	0.7%	4.9%	5.1%

Under $10k 7.2%

$10k–$15k 0.2%

$15k–$25k 13.5%

$25k–$35k 13.2%

$35k–$50k 11.7%

$50k–$75k 13.8%

$75k–$100k 11.2%

$100k–$150k 17.7%

$150k–$200k 5.8%

$200k+ 5.6%

Range	% of households
Under $10k	7.2%
$10k–$15k	0.2%
$15k–$25k	13.5%
$25k–$35k	13.2%
$35k–$50k	11.7%
$50k–$75k	13.8%
$75k–$100k	11.2%
$100k–$150k	17.7%
$150k–$200k	5.8%
$200k+	5.6%
Median income	$56,621

Housing

Home values

Under $50k 16.0%

$50k–$100k 10.4%

$100k–$150k 8.3%

$150k–$200k 20.7%

$200k–$300k 18.3%

$300k–$500k 17.9%

$500k–$1M 8.0%

$1M+ 0.4%

Housing overview

Metric	Value
Median home value	$190,000
Median rent / month	$1,006
Owner occupied	77.7%
Renter occupied	22.3%
Vacant	10.4%
Single-family detached	52.1%
Large apartment buildings	0.0%
Mobile homes	46.9%
Median rooms	6.2
Avg household size (owned)	2.59

Year built

Era	%
2020 or later	0.6%
2010–2019	5.2%
2000–2009	20.7%
1990–1999	32.5%
1980–1989	14.5%
1970–1979	11.5%
1960–1969	7.6%
1950–1959	1.4%
1940–1949	3.3%
1939 or earlier	2.6%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.2%
2 bedrooms	16.1%
3 bedrooms	67.3%
4 bedrooms	14.2%
5+ bedrooms	2.2%

Vehicles per household

Vehicles	% of households
No vehicle	3.8%
1 vehicle	24.7%
2 vehicles	47.5%
3 or more	24.0%

Heating fuel

Fuel type	%
Utility gas	1.9%
Electricity	91.2%
Propane / LP gas	5.4%
Fuel oil	0.2%
Wood	0.6%
No fuel used	0.8%

Households & families

Household type	Count	%
Married-couple family	1,334	50.8%
Cohabiting couple	85	3.2%
Male householder, no spouse	509	19.4%
Female householder, no spouse	696	26.5%
Households with children under 18	823	31.4%
Households with seniors (65+)	1,132	43.1%
Average household size	2.69

Marital status

Status	Male	Female
Never married	33.0%	23.4%
Married	51.5%	48.6%
Separated	1.4%	7.7%
Widowed	8.5%	10.6%
Divorced	5.6%	9.8%

Education

Less than 9th grade 8.9%

Some HS, no diploma 10.1%

HS graduate 42.4%

Some college, no degree 17.4%

Associate's degree 6.8%

Bachelor's degree 9.8%

Graduate / professional 4.7%

Metric	%
HS diploma or higher	81.1%
Bachelor's or higher	14.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	102	5.8%
Kindergarten	64	3.7%
Elementary school	1,089	62.2%
High school	350	20.0%
College / grad school	146	8.3%

Employment

Industry of employment

Manufacturing 17.6%

Retail trade 15.3%

Education & healthcare 13.3%

Finance & real estate 10.6%

Construction 9.8%

Transportation & utilities 7.6%

Public administration 7.3%

Arts, food & hospitality 6.2%

Other services 5.9%

Professional & management 3.0%

Information 1.8%

Wholesale trade 1.5%

Agriculture & mining 0.2%

Occupation

Category	%
Management, business & arts	18.7%
Service	18.4%
Sales & office	24.0%
Natural resources & construction	17.4%
Production & transportation	21.5%

Employment type

Type	%
Private sector	71.0%
Government	19.8%
Self-employed	9.2%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	87.5%
Carpool	6.8%
Public transit	0.8%
Walk	0.0%
Work from home	4.8%
Other means	0.2%
Avg commute (minutes)	37.1

Poverty

All people 13.3%

Under 18 years 20.3%

18 and over 10.7%

Married-couple families 4.3%

Female-led households 18.4%

Income support

Source	% of households
Social Security	42.8%
Retirement income	21.8%
Supplemental Security	3.5%
Cash public assistance	2.6%
Food stamps / SNAP	13.9%

Health indicators

Condition	%
Obesity	37.2%
High blood pressure	37.7%
High cholesterol	37.9%
Diabetes	11.6%
Heart disease	7.0%
Stroke	3.4%
Asthma	9.9%
Arthritis	28.7%
Kidney disease	3.0%
Pulmonary disease	8.1%
Cancer	6.7%

Behavior / access	%
Smoking	20.5%
Binge drinking	18.8%
No physical activity	25.2%
Less than 7 hrs sleep	34.2%
Depression	23.5%
Fair or poor health	15.6%
Poor mental health	15.1%
Poor physical health	12.1%
No health insurance	15.8%
Visited doctor (checkup)	78.4%
Visited dentist	67.3%
Cholesterol screening	89.0%
Teeth loss	15.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	688	13.5%

Disability	%
Any disability	20.7%
Under 18	14.5%
18–64 years	17.1%
65 and over	36.5%

Health insurance coverage

Type	%
Private insurance	61.2%
Public insurance	50.2%
No insurance	6.3%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	6,650	94.2%
Spanish	37	0.6%
Other Indo-European	16	0.2%
Asian & Pacific Islander	0	0.0%
Other languages	21	0.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	6,988	99.0%
Born in same state	6,881	97.5%
Born in different state	4,908	69.5%
Foreign born	107	1.5%
Naturalized citizen	72	1.0%
Not a US citizen	67	93.1%

Ancestry

Ancestry	Count	%
French	955	13.5%
Arab	907	12.8%
Italian	419	5.9%

Ancestry	Count	%
Polish	36	0.5%
English	17	0.2%
German	5	0.1%

Technology access

Metric	% of households
Computer access	37.2%
Internet access	83.6%

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

Frequently asked questions about ZIP code 29431

What city is ZIP code 29431 in?

ZIP code 29431 is primarily assigned to Bonneau, South Carolina.

What county is ZIP code 29431 in?

ZIP code 29431 falls within Berkeley County, South Carolina.

How educated is the population of ZIP code 29431?

15% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

Does ZIP code 29431 have a large retiree population?

43% of households in ZIP code 29431 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 29431 have a large veteran population?

14% of civilians in ZIP code 29431 are veterans, above the national average of ~7%.

What is the typical home value in ZIP code 29431?

The median home value in ZIP code 29431 is $190,000.

What timezone is ZIP code 29431 in?

ZIP code 29431 observes the EST timezone.