Seabrook, SC · standard

ZIP Code 29940

Beaufort County, South Carolina — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

3,967
27/sq mi
$54,177
Median income
$172,100
Median home value
20.1%
Bachelor's or higher

The verdict

Seabrook pairs one of the lowest household incomes in the country with below-median home values, in a rural, homeowner-dominated area.

20th pct
household income, US ZIPs
35th pct
home value, US ZIPs
27
people per sq mi
86%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 29940 against every reporting US ZIP.

ZIP code 29940 is classified by USPS as a standard delivery area and covers roughly 145.8 square miles in Seabrook, Beaufort County, South Carolina. The area is home to 3,967 residents, producing a population density of 27 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 29940 against South Carolina and the nation.

On the economic side, the median household income for ZIP 29940 sits at $54,177 (15% below the South Carolina average), while per-capita income is $32,595. The poverty rate stands at 20.4% and the unemployment rate at 2.7%. On housing, the median home value is $172,100 (24% below the state average) with median rent at per month, and 86.1% of occupied units are owner-occupied, a direct signal of whether 29940 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 20.1% of adults hold a bachelor's degree or higher, the median age is 56.8, and the average commute is . We also surface 5 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Beaufort County, so you can benchmark 29940 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →

Top industries in ZIP 29940

Top 5 sectors by establishment count

Which industries have the most business establishments in ZIP 29940.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 29940, Seabrook, SC · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.

Quick Facts

3,967

Population

145.8

Area (sq mi)

27

People / sq mi

New York

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 29940?

56.8

Median Age

45.9%

Male

54.1%

Female

2.7%

Foreign-Born

White 35.5%
African American 60.2%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 3.5%
Hispanic or Latino 2.0%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$54,177

Median Household Income

-15% vs state

$32,595

Per Capita Income

20.4%

Poverty Rate

2.7%

Unemployment Rate

How ZIP 29940 ranks nationally

Household income vs. every US ZIP code

Median household income — the full national distribution, with this ZIP marked

$54,177 20th percentile higher than 20% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). This entry sits in this band. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau — ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 63.4%
Bachelor's Degree or Higher 20.1%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

1,817

Total Housing Units

1,502

Occupied Units

315

Vacant Units

2.17

Avg Household Size

Occupancy Type

Owner 86.1%
Renter 13.9%

$172,100

Median Home Value

-24% vs state

1999

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 28 business establishments in ZIP 29940, employing approximately 177 people with a combined annual payroll of $11,144,000.

28

Businesses

177

Employees

$11.1M

Annual Payroll

6

Industry Sectors

Industry Establishments % of Total
Construction 8 28.6%
Administrative and support and waste management and remediation services 4 14.3%
Manufacturing 3 10.7%
Transportation and warehousing 3 10.7%
Health care and social assistance 3 10.7%
Other services (except public administration) 3 10.7%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 29940 vs 29904 →

ZIP 29940 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 29940 ranks #4 by population — useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 29940 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 29940 ranks #5 of 5 neighboring ZIPs — local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
29904 Beaufort, SC 659 6.7 mi
29941 Sheldon, SC 497 6.2 mi
29906 Beaufort, SC 21,765 7.8 mi
29945 Yemassee, SC 4,841 9.4 mi
29907 Beaufort, SC 12,570 9.0 mi

More ZIP Codes in Beaufort County

Frequently Asked Questions

What county is ZIP code 29940 in?
ZIP code 29940 (Seabrook) is located in Beaufort County, South Carolina. Beaufort County contains multiple ZIP codes, see the full list at /counties/beaufort-sc.
What is the population of ZIP code 29940?
ZIP code 29940 in Seabrook, SC has a population of 3,967 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 29940?
The median household income in ZIP 29940 is $54,177, which is 29% below the national average of $76,288.
What is the average home value in ZIP 29940?
The median home value in ZIP 29940 is $172,100, which is 38% below the national average of $278,155.
What is the demographic makeup of ZIP 29940?
The largest racial group in ZIP 29940 is African American at 60.2%. Hispanic or Latino residents make up 2.0% of the population.
How many businesses are in ZIP code 29940?
ZIP code 29940 has 28 business establishments employing approximately 177 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 29940?
The top industries by establishment count in ZIP 29940 are: Construction (8), Administrative and support and waste management and remediation services (4), Manufacturing (3). There are 6 industry sectors represented in total.
What is the education level in ZIP code 29940?
In ZIP code 29940, 63.4% of residents aged 25+ have a high school diploma or higher, and 20.1% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 29940?
In ZIP code 29940, approximately 86.1% of occupied housing units are owner-occupied and 13.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 29940?
The poverty rate in ZIP code 29940 is 20.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

ZIP Code Research Guides

Official Data Resources for Seabrook, SC

Verify and explore additional data for this area using these official government sources.