Postal Codes

29555 ZIP Code

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ZIP code 29555 covers Johnsonville, South Carolina, with a population of about 5,804 and a median household income of $61,144.

Population
5,80461 per square mile
Median age
31.37.4 points below the US average
Median household income
$61,1448% below the South Carolina median
Poverty rate
28.6%16.2 points above the US average
Typical home value
$147,373up 30.1% in five years
Median rent
$70937% below the South Carolina median
Degree or higher
17.6%17.4 points below the US average
Homeownership
73.2%8.2 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
90

Where 29555 is

Johnsonville, 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

Population5,804
Median age31.3
Family households72.1%
Born outside the US0%
Speaks a language other than English at home1.2%
White (non-Hispanic)53.8%
Black (non-Hispanic)44%
Asian (non-Hispanic)0%
Hispanic or Latino0%
Veterans4.6%
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$61,144
Income per person$24,556
Poverty rate28.6%
Households on SNAP or cash assistance22.4%

Household income distribution

Under $10k15.1%
$10–15k4.6%
$15–20k7.5%
$20–25k3.9%
$25–30k2.6%
$30–35k6.3%
$35–40k2.4%
$40–45k0.7%
$45–50k1.8%
$50–60k4.1%
$60–75k18.2%
$75–100k10.5%
$100–125k8.5%
$125–150k2.9%
$150–200k8.3%
$200k or more2.7%

Income as declared to the IRS

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

Tax returns filed2,440
Mean adjusted gross income$52,196
Returns declaring $200,000 or more2%
Returns, under $25k36.5%
Returns, $25k–$50k27.5%
Returns, $50k–$75k14.8%
Returns, $75k–$100k8.6%
Returns, $100k–$200k10.7%
Returns, $200k or more2.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$118,900
Median gross rent$709
Owner-occupied73.2%
Vacant homes23.1%
Median year built1981

What the homes are

Detached house60.3%
2 to 4 units7%
5 to 19 units0.6%
Mobile home30.5%
Boat, RV or van1.7%
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$147,373as of 2026-07
Typical home value, 1 yearup 11.4%
Typical home value, 5 yearsup 30.1%
Typical home value, 10 yearsup 79.9%
Typical home value since 2000
200620162026$147,373$62,854

$62,854 in 2006 to $147,373 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.7%
Bachelor's degree or higher17.6%
High school diploma or higher89.7%
Works from home5.3%
Drives to work alone77.1%
Takes public transport0%
Commutes 45 minutes or more35.3%
Health

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

Obesity42.4% 9 pts above the national average of 33.4%
Diagnosed diabetes16.7% 4.7 pts above the national average of 12%
Currently smokes18.4% 5.2 pts above the national average of 13.2%
High blood pressure44% 9.9 pts above the national average of 34.1%
Fair or poor general health26.3% 6 pts above the national average of 20.3%
No health insurance (18–64)13.2% 1.9 pts above the national average of 11.3%
Depression24.9% 3 pts above the national average of 21.9%
No leisure-time physical activity33.3% 7.9 pts above the national average of 25.4%
Arthritis30.5% 5.4 pts above the national average of 25.1%
Binge drinking14.5% 1.5 pts below the national average of 16%
Taking blood pressure medication80.9% 6.2 pts above the national average of 74.7%
Cancer (non-skin)8.1% same as the national average of 7.7%
Current asthma10.4% 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 year81.3% 4.6 pts above the national average of 76.7%
Cholesterol screening85.1% 0.8 pts below the national average of 85.9%
Cognitive disability18.1% 3.3 pts above the national average of 14.8%
Colorectal screening65% 0.7 pts above the national average of 64.3%
COPD10.2% 3.6 pts above the national average of 6.6%
Visited a dentist51.9% 9.4 pts below the national average of 61.3%
Any disability38.6% 7.9 pts above the national average of 30.7%
Lacks emotional support25.5% 0.7 pts above the national average of 24.8%
Food insecurity24.3% 7.2 pts above the national average of 17.1%
Received food stamps17.8% 3.5 pts above the national average of 14.3%
Hearing disability7.9% 1.2 pts above the national average of 6.7%
High cholesterol41.2% 5 pts above the national average of 36.2%
Housing insecurity17.6% 3.8 pts above the national average of 13.8%
Independent living disability11.8% 3.4 pts above the national average of 8.4%
Lacks transport11.8% 2.6 pts above the national average of 9.2%
Loneliness34.8% same as the national average of 34.4%
Mammography use77.1% 1.2 pts above the national average of 75.9%
Poor mental health (14+ days)19.1% 2.3 pts above the national average of 16.8%
Mobility disability19.7% 5.7 pts above the national average of 14%
Poor physical health (14+ days)17% 3.5 pts above the national average of 13.5%
Self-care disability6% 2 pts above the national average of 4%
Utility shut-off threat12.7% 3.9 pts above the national average of 8.8%
Sleeps under 7 hours38.4% 2 pts above the national average of 36.4%
Stroke5% 1.6 pts above the national average of 3.4%
All natural teeth lost19% 6 pts above the national average of 13%
Vision disability7.8% 2.2 pts above the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments90
People employed899
Annual payroll$39,293,000
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 54.1% of US census tracts
FEMA ratingRelatively Low to Relatively High across the 4 census tracts this ZIP code covers
Expected annual loss50.3 out of 100
Community resilience62.9 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.

Hurricane89.8Very High at its worst in this ZIP code
Wildfire88.4Relatively Moderate at its worst in this ZIP code
Drought85.1Relatively Low at its worst in this ZIP code
Earthquake74.6Relatively High at its worst in this ZIP code
Hail74.3Relatively Moderate at its worst in this ZIP code
Ice storm73.5Relatively High at its worst in this ZIP code
Landslide72.3Very Low at its worst in this ZIP code
Tornado70.7Relatively High at its worst in this ZIP code
Heat wave68.4Relatively High at its worst in this ZIP code
Lightning66.2Very High at its worst in this ZIP code
Strong wind58.4Relatively High at its worst in this ZIP code
Winter weather57.2Relatively Moderate at its worst in this ZIP code
Cold wave45.4Relatively High at its worst in this ZIP code
River flooding38.1Relatively Moderate at its worst in this ZIP code
Coastal flooding5.2Very 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$61,144$66,818$78,538
Income per person$24,556$37,993$43,289
Poverty rate28.6%14.2%12.4%
Median home value$118,900$236,700$303,400
Median gross rent$709$1,126$1,348
Homeownership73.2%71.4%65%
Bachelor's degree or higher17.6%31.5%35%
Unemployment rate3.7%5%5.2%
Works from home5.3%10%13.5%
Born outside the US0%5.6%13.9%
Median age31.340.138.7
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 stationHEMINGWAY 8 ESE, SC US19.1 km away
Rain in a year51 in

Average high and low by month

January57.4°F / 35.4°F3.4 in rain
February61°F / 37°F3.42 in rain
March66.7°F / 42°F3.78 in rain
April75.5°F / 50°F3.22 in rain
May80.8°F / 59°F3.43 in rain
June86.6°F / 67.7°F3.99 in rain
July89.8°F / 71.2°F5.11 in rain
August88.7°F / 70.2°F6.45 in rain
September83.6°F / 65.2°F6.91 in rain
October75.8°F / 53°F4.52 in rain
November66.3°F / 43°F3.35 in rain
December60.2°F / 37.8°F3.07 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 supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarket100% 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%.

This ZIP code is served by 3 school districts, so the address decides which one, not the ZIP code.

Florence School District 580.1% of this ZIP code's land area
Florence School District 212.4% of this ZIP code's land area
Williamsburg County School District7.5% 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 vulnerability47more vulnerable than 47% of US census tracts
Socioeconomic status66more vulnerable than 66% of US census tracts
Household characteristics29more vulnerable than 29% of US census tracts
Racial and ethnic minority status59more vulnerable than 59% of US census tracts
Housing type and transport36more vulnerable than 36% of US census tracts
Walkability4.6 out of 20Least walkable
Nearby ZIP codes

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

29554 Hemingway, SC10.2 km away
29546 Gresham, SC14.1 km away
29580 Nesmith, SC20.1 km away
29583 Pamplico, SC20.9 km away
29560 Lake City, SC24.7 km away
29519 Centenary, SC24.7 km away
29591 Scranton, SC29.3 km away
29503 Florence, SC30.4 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.

Florence County92.5% of this ZIP code's land area
Williamsburg County7.5% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area95.04 sq mi
Water area1.54 sq mi
Population density61 people per sq mi
Latitude, longitude33.8299, -79.4783

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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