Postal Codes

29474 ZIP Code

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ZIP code 29474 covers Round O, South Carolina, with a population of about 1,275 and a median household income of $39,635.

Population
1,27513 per square mile
Median age
62.223.5 points above the US average
Median household income
$39,63541% below the South Carolina median
Poverty rate
22.4%10 points above the US average
Typical home value
$241,516up 20.6% in five years
Median rent
$95615% below the South Carolina median
Degree or higher
7.9%27.1 points below the US average
Homeownership
74.2%9.2 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
18

Where 29474 is

Round O, 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

Population1,275
Median age62.2
Family households56.2%
Born outside the US5.9%
Speaks a language other than English at home6.9%
White (non-Hispanic)53.7%
Black (non-Hispanic)38.4%
Asian (non-Hispanic)0%
Hispanic or Latino6.1%
Veterans12.6%
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$39,635
Income per person$33,018
Poverty rate22.4%
Households on SNAP or cash assistance31.3%

Household income distribution

Under $10k9.9%
$10–15k2.5%
$15–20k2.3%
$20–25k4.3%
$25–30k14.0%
$30–35k8.7%
$35–40k9.7%
$40–45k2.7%
$45–50k8.3%
$50–60k9.6%
$60–75k3.3%
$75–100k4.9%
$100–125k8.3%
$125–150k3.9%
$150–200k7.9%
$200k or more0.0%

Income as declared to the IRS

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

Tax returns filed1,000
Mean adjusted gross income$51,634
Returns declaring $200,000 or more0%
Returns, under $25k35.0%
Returns, $25k–$50k26.0%
Returns, $50k–$75k17.0%
Returns, $75k–$100k9.0%
Returns, $100k–$200k13.0%
Returns, $200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$131,300
Median gross rent$956
Rent as a share of household income46.3%
Owner-occupied74.2%
Vacant homes24%
Median year built1979

What the homes are

Detached house60.8%
Mobile home39.2%
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$241,516as of 2026-07
Typical home value, 1 yeardown 0.1%
Typical home value, 5 yearsup 20.6%
Typical home value, 10 yearsup 101%
Typical home value since 2000
200520152026$250,993$94,113

$97,290 in 2005 to $241,516 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate7.9%
Bachelor's degree or higher7.9%
High school diploma or higher75.6%
Works from home0%
Drives to work alone93.1%
Takes public transport0%
Commutes 45 minutes or more45.4%
Health

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

Obesity40.8% 7.4 pts above the national average of 33.4%
Diagnosed diabetes18.7% 6.7 pts above the national average of 12%
Currently smokes21.3% 8.1 pts above the national average of 13.2%
High blood pressure45.4% 11.3 pts above the national average of 34.1%
Fair or poor general health29.4% 9.1 pts above the national average of 20.3%
No health insurance (18–64)14.8% 3.5 pts above the national average of 11.3%
Depression24.9% 3 pts above the national average of 21.9%
No leisure-time physical activity36% 10.6 pts above the national average of 25.4%
Arthritis35% 9.9 pts above the national average of 25.1%
Binge drinking13.4% 2.6 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)8.9% 1.2 pts above the national average of 7.7%
Current asthma11.2% 0.8 pts above the national average of 10.4%
Coronary heart disease9.5% 3.3 pts above the national average of 6.2%
Routine check-up in past year80.3% 3.6 pts above the national average of 76.7%
Cholesterol screening84.8% 1.1 pts below the national average of 85.9%
Cognitive disability18.9% 4.1 pts above the national average of 14.8%
Colorectal screening63.1% 1.2 pts below the national average of 64.3%
COPD12.6% 6 pts above the national average of 6.6%
Visited a dentist52.9% 8.4 pts below the national average of 61.3%
Any disability39% 8.3 pts above the national average of 30.7%
Lacks emotional support25.8% 1 pts above the national average of 24.8%
Food insecurity27.7% 10.6 pts above the national average of 17.1%
Received food stamps20.6% 6.3 pts above the national average of 14.3%
Hearing disability9.2% 2.5 pts above the national average of 6.7%
High cholesterol39.3% 3.1 pts above the national average of 36.2%
Housing insecurity18.6% 4.8 pts above the national average of 13.8%
Independent living disability13.2% 4.8 pts above the national average of 8.4%
Lacks transport12.8% 3.6 pts above the national average of 9.2%
Loneliness32.8% 1.6 pts below the national average of 34.4%
Mammography use69.6% 6.3 pts below the national average of 75.9%
Poor mental health (14+ days)19.2% 2.4 pts above the national average of 16.8%
Mobility disability22.9% 8.9 pts above the national average of 14%
Poor physical health (14+ days)19% 5.5 pts above the national average of 13.5%
Self-care disability7.3% 3.3 pts above the national average of 4%
Utility shut-off threat13.6% 4.8 pts above the national average of 8.8%
Sleeps under 7 hours38% 1.6 pts above the national average of 36.4%
Stroke5.8% 2.4 pts above the national average of 3.4%
All natural teeth lost25% 12 pts above the national average of 13%
Vision disability9% 3.4 pts above the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments18
People employed193
Annual payroll$6,882,000
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 90.6% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 5 census tracts this ZIP code covers
Expected annual loss86.5 out of 100
Community resilience35.3 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.

Hurricane97.6Very High at its worst in this ZIP code
Wildfire92.4Relatively Moderate at its worst in this ZIP code
Earthquake88.5Relatively High at its worst in this ZIP code
Drought84Relatively Low at its worst in this ZIP code
Strong wind79.6Relatively High at its worst in this ZIP code
Lightning76.5Relatively High at its worst in this ZIP code
Heat wave71.7Relatively Moderate at its worst in this ZIP code
Coastal flooding70.8Very High at its worst in this ZIP code
Ice storm68.8Relatively Moderate at its worst in this ZIP code
River flooding62.9Relatively Moderate at its worst in this ZIP code
Winter weather61Relatively Moderate at its worst in this ZIP code
Tornado60.8Relatively High at its worst in this ZIP code
Cold wave57.4Relatively Moderate at its worst in this ZIP code
Hail52.5Relatively Low at its worst in this ZIP code
Landslide38.1Very 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$39,635$66,818$78,538
Income per person$33,018$37,993$43,289
Poverty rate22.4%14.2%12.4%
Median home value$131,300$236,700$303,400
Median gross rent$956$1,126$1,348
Homeownership74.2%71.4%65%
Bachelor's degree or higher7.9%31.5%35%
Unemployment rate7.9%5%5.2%
Works from home0%10%13.5%
Born outside the US5.9%5.6%13.9%
Median age62.240.138.7
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 stationWALTERBORO 1 SW, SC US11.4 km away
Rain in a year51 in

Average high and low by month

January58.1°F / 35.2°F4.01 in rain
February62°F / 37.6°F3.74 in rain
March68.7°F / 44.2°F3.5 in rain
April76.1°F / 50.4°F3.56 in rain
May82.8°F / 59.6°F3.59 in rain
June87.4°F / 67.6°F5.63 in rain
July90.5°F / 71.1°F5.21 in rain
August88.9°F / 70.1°F7.17 in rain
September84.2°F / 65°F4.6 in rain
October76.4°F / 53.1°F3.68 in rain
November67.7°F / 42.3°F3.08 in rain
December61.1°F / 37.9°F3.65 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 supermarket67% of this ZIP code's area
Far from a supermarket17% of this ZIP code's area
No vehicle and far from a supermarketNone of this ZIP code
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%.

Colleton 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 vulnerability73more vulnerable than 73% of US census tracts
Socioeconomic status76more vulnerable than 76% of US census tracts
Household characteristics64more vulnerable than 64% of US census tracts
Racial and ethnic minority status54more vulnerable than 54% of US census tracts
Housing type and transport65more vulnerable than 65% of US census tracts
Walkability3.7 out of 20Least walkable
Nearby ZIP codes

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

29435 Cottageville, SC9.1 km away
29488 Walterboro, SC9.5 km away
29433 Canadys, SC14.5 km away
29447 Grover, SC18.4 km away
29475 Ruffin, SC23.7 km away
29452 Jacksonboro, SC25.6 km away
29437 Dorchester, SC25.9 km away
29477 Saint George, SC27.1 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.

Colleton County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area100.71 sq mi
Water area0.19 sq mi
Population density13 people per sq mi
Latitude, longitude32.9405, -80.5739

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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