Postal Codes

29431 ZIP Code

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ZIP code 29431 covers Bonneau, South Carolina, with a population of about 7,376 and a median household income of $59,880.

Population
7,37687 per square mile
Median age
43.85.1 points above the US average
Median household income
$59,88010% below the South Carolina median
Poverty rate
9.8%2.6 points below the US average
Typical home value
$326,510up 21% in five years
Median rent
$1,075about the South Carolina median
Degree or higher
12.2%22.8 points below the US average
Homeownership
80.5%15.5 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
45

Where 29431 is

Bonneau, South Carolina — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population7,376
Median age43.8
Family households68.1%
Born outside the US1.2%
Speaks a language other than English at home1.3%
White (non-Hispanic)80.3%
Black (non-Hispanic)10%
Asian (non-Hispanic)1.9%
Hispanic or Latino1.1%
Veterans12.3%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$59,880
Income per person$32,304
Poverty rate9.8%
Households on SNAP or cash assistance13.2%

Household income distribution

Under $10k5.2%
$10–15k0.1%
$15–20k2.7%
$20–25k11.5%
$25–30k7.5%
$30–35k4.8%
$35–40k3.0%
$40–45k6.2%
$45–50k3.2%
$50–60k5.9%
$60–75k8.5%
$75–100k10.8%
$100–125k7.3%
$125–150k10.2%
$150–200k5.0%
$200k or more8.0%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed2,830
Mean adjusted gross income$58,459
Returns declaring $200,000 or more2.1%
Returns, under $25k29.3%
Returns, $25k–$50k26.5%
Returns, $50k–$75k17.3%
Returns, $75k–$100k10.6%
Returns, $100k–$200k14.1%
Returns, $200k or more2.1%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$214,400
Median gross rent$1,075
Owner-occupied80.5%
Vacant homes7%
Median year built1994

What the homes are

Detached house48.1%
Attached house0.5%
Mobile home51.3%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$326,510as of 2026-07
Typical home value, 1 yearup 0.7%
Typical home value, 5 yearsup 21%
Typical home value, 10 yearsup 84.3%
Typical home value since 2000
200320142026$338,729$88,324

$93,828 in 2003 to $326,510 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.8%
Bachelor's degree or higher12.2%
High school diploma or higher82.8%
Works from home4%
Drives to work alone89.6%
Takes public transport0.6%
Commutes 45 minutes or more41.5%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity38.9% 5.5 pts above the national average of 33.4%
Diagnosed diabetes15.9% 3.9 pts above the national average of 12%
Currently smokes16.7% 3.5 pts above the national average of 13.2%
High blood pressure42.3% 8.2 pts above the national average of 34.1%
Fair or poor general health22.6% 2.3 pts above the national average of 20.3%
No health insurance (18–64)11.9% 0.6 pts above the national average of 11.3%
Depression24.4% 2.5 pts above the national average of 21.9%
No leisure-time physical activity30.3% 4.9 pts above the national average of 25.4%
Arthritis32.8% 7.7 pts above the national average of 25.1%
Binge drinking14.5% 1.5 pts below the national average of 16%
Taking blood pressure medication82.2% 7.5 pts above the national average of 74.7%
Cancer (non-skin)9.9% 2.2 pts above the national average of 7.7%
Current asthma10% same as the national average of 10.4%
Coronary heart disease8.1% 1.9 pts above the national average of 6.2%
Routine check-up in past year80.7% 4 pts above the national average of 76.7%
Cholesterol screening86.7% 0.8 pts above the national average of 85.9%
Cognitive disability16.1% 1.3 pts above the national average of 14.8%
Colorectal screening67.7% 3.4 pts above the national average of 64.3%
COPD9.6% 3 pts above the national average of 6.6%
Visited a dentist60.3% 1 pts below the national average of 61.3%
Any disability37.6% 6.9 pts above the national average of 30.7%
Lacks emotional support23.4% 1.4 pts below the national average of 24.8%
Food insecurity17.5% same as the national average of 17.1%
Received food stamps9.8% 4.5 pts below the national average of 14.3%
Hearing disability8.8% 2.1 pts above the national average of 6.7%
High cholesterol42.2% 6 pts above the national average of 36.2%
Housing insecurity11.9% 1.9 pts below the national average of 13.8%
Independent living disability9.9% 1.5 pts above the national average of 8.4%
Lacks transport8.1% 1.1 pts below the national average of 9.2%
Loneliness31.1% 3.3 pts below the national average of 34.4%
Mammography use74.3% 1.6 pts below the national average of 75.9%
Poor mental health (14+ days)17.6% 0.8 pts above the national average of 16.8%
Mobility disability19% 5 pts above the national average of 14%
Poor physical health (14+ days)16.5% 3 pts above the national average of 13.5%
Self-care disability4.8% 0.8 pts above the national average of 4%
Utility shut-off threat8% 0.8 pts below the national average of 8.8%
Sleeps under 7 hours35.7% 0.7 pts below the national average of 36.4%
Stroke4.5% 1.1 pts above the national average of 3.4%
All natural teeth lost16.1% 3.1 pts above the national average of 13%
Vision disability6% same as the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments45
People employed202
Annual payroll$5,477,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 85.4% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 5 census tracts this ZIP code covers
Expected annual loss81.3 out of 100
Community resilience50.8 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Hurricane97.2Very High at its worst in this ZIP code
Wildfire94.3Relatively Moderate at its worst in this ZIP code
Earthquake87.8Relatively High at its worst in this ZIP code
Ice storm77.8Relatively Moderate at its worst in this ZIP code
Drought77.3Relatively Low at its worst in this ZIP code
Lightning74.2Relatively High at its worst in this ZIP code
Coastal flooding72.2Relatively Low at its worst in this ZIP code
Landslide71.8Relatively Low at its worst in this ZIP code
Strong wind58.3Relatively Moderate at its worst in this ZIP code
Winter weather58.1Relatively Moderate at its worst in this ZIP code
Hail56.7Relatively Low at its worst in this ZIP code
Cold wave55.6Relatively Moderate at its worst in this ZIP code
Tornado53.1Relatively Moderate at its worst in this ZIP code
River flooding34.3Relatively Moderate at its worst in this ZIP code
Heat wave27.6Relatively Low at its worst in this ZIP code
Compared with South Carolina and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPSouth CarolinaUnited States
Median household income$59,880$66,818$78,538
Income per person$32,304$37,993$43,289
Poverty rate9.8%14.2%12.4%
Median home value$214,400$236,700$303,400
Median gross rent$1,075$1,126$1,348
Homeownership80.5%71.4%65%
Bachelor's degree or higher12.2%31.5%35%
Unemployment rate3.8%5%5.2%
Works from home4%10%13.5%
Born outside the US1.2%5.6%13.9%
Median age43.840.138.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationMONCKS CORNER 4 N, SC US11 km away
Rain in a year52 in

Average high and low by month

January58.7°F / 38.4°F3.66 in rain
February61.8°F / 40.5°F3.44 in rain
March68.7°F / 45.9°F3.49 in rain
April77.5°F / 53.2°F3.03 in rain
May84.3°F / 62.4°F3.56 in rain
June89.9°F / 70.3°F5.42 in rain
July93.1°F / 73.7°F6.76 in rain
August91.1°F / 72.4°F6.25 in rain
September86°F / 67.4°F5.82 in rain
October77.6°F / 56.8°F4.1 in rain
November68.3°F / 46.5°F2.87 in rain
December61°F / 40.8°F3.92 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket19% of this ZIP code's area
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarket19% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Berkeley County School District100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability51more vulnerable than 51% of US census tracts
Socioeconomic status57more vulnerable than 57% of US census tracts
Household characteristics74more vulnerable than 74% of US census tracts
Racial and ethnic minority status48more vulnerable than 48% of US census tracts
Housing type and transport25more vulnerable than 25% of US census tracts
Walkability3.1 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

29479 Saint Stephen, SC8.7 km away
29434 Cordesville, SC14.9 km away
29461 Moncks Corner, SC16.1 km away
29469 Pinopolis, SC16.3 km away
29476 Russellville, SC16.8 km away
29453 Jamestown, SC23.4 km away
29468 Pineville, SC26.3 km away
29564 Lane, SC26.5 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Berkeley County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area84.72 sq mi
Water area9.67 sq mi
Population density87 people per sq mi
Latitude, longitude33.2703, -79.8736

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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