ZIP Code Tabulation Area · South Carolina

ZIP Code 29556: Williamsburg County, SC

ZIP Code 29556 (Williamsburg County, South Carolina) has an estimated 10,559 residents in 4,549 households. The median household income is $42,365, the median home value is $107,900 and the median gross rent is $597/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated Oct 26, 2026

Total population

10,559

Margin of error ±742

Median household income

$42,365

Margin of error ±$7,898

Median home value

$107,900

Margin of error ±$13,090

Median gross rent

$597/mo

Margin of error ±$231

Median age

42.6 yrs

Margin of error ±3.5 yrs

Mean travel time to work

27.3 min

Margin of error ±5.2 min

How ZIP 29556 compares with South Carolina and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 2955642.6 yrsSouth Carolina40.2 yrsUnited States38.9 yrs

Median household income

ZIP 29556$42,365South Carolina$69,324United States$80,734

Per capita income

ZIP 29556$28,167South Carolina$39,236United States$44,673

Poverty rate

ZIP 2955622.5%South Carolina14.1%United States12.5%

Unemployment rate

ZIP 295566.0%South Carolina4.9%United States5.2%

Bachelor's degree or higher

ZIP 2955619.9%South Carolina32.1%United States35.7%

Median home value

ZIP 29556$107,900South Carolina$259,000United States$332,700

Median gross rent

ZIP 29556$597/moSouth Carolina$1,180/moUnited States$1,413/mo

Owner-occupied homes

ZIP 2955674.6%South Carolina71.9%United States65.2%

Mean travel time to work

ZIP 2955627.3 minSouth Carolina25.6 minUnited States26.4 min

Worked from home

ZIP 295566.1%South Carolina11.5%United States15.1%

All figures for ZIP 29556

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 29556 — ACS 2020–2024 5-year estimates
Measure	ZIP 29556	Margin of error	South Carolina	United States
Total population	10,559	±742	5,296,225	334,922,499
Median age	42.6 yrs	±3.5 yrs	40.2 yrs	38.9 yrs
Households	4,549	±313	2,117,989	129,227,496
Median household income	$42,365	±$7,898	$69,324	$80,734
Per capita income	$28,167	±$4,546	$39,236	$44,673
Poverty rate	22.5%	±4.8 pts	14.1%	12.5%
Unemployment rate	6.0%	±2.9 pts	4.9%	5.2%
Bachelor's degree or higher	19.9%	±4.1 pts	32.1%	35.7%
Median home value	$107,900	±$13,090	$259,000	$332,700
Median gross rent	$597/mo	±$231	$1,180/mo	$1,413/mo
Owner-occupied homes	74.6%	±3.7 pts	71.9%	65.2%
Mean travel time to work	27.3 min	±5.2 min	25.6 min	26.4 min
Worked from home	6.1%	±3.2 pts	11.5%	15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 29556
Group	ZIP 29556	South Carolina	United States
White alone, not Hispanic or Latino	27.8%	61.9%	57.4%
Black or African American alone, not Hispanic or Latino	69.1%	24.6%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	0.4%	0.2%	0.5%
Asian alone, not Hispanic or Latino	1.3%	1.7%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.0%	0.0%	0.2%
Some other race alone, not Hispanic or Latino	0.2%	0.5%	0.6%
Two or more races, not Hispanic or Latino	0.5%	3.7%	4.3%
Hispanic or Latino (of any race)	0.7%	7.4%	19.3%

Where ZIP 29556 is

State: South Carolina
Main county: Williamsburg County
Largest overlapping place: Kingstree (2% of the ZIP's land area)
Land area: 172.86 sq mi· about 61 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Williamsburg County

29056 Williamsburg County, SC 29510 Williamsburg County, SC 29518 Williamsburg County, SC 29564 Williamsburg County, SC 29580 Williamsburg County, SC 29590 Williamsburg County, SC

See every ZIP code in South Carolina, or compare ZIP 29556 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.