US ZIP Code
29920

Saint Helena Island, SC

Beaufort County  ·  South Carolina

● Active
👥 9,918 Population ↓ 14% since 2019
💰 $72,865 Median HH Income
≈ Avg ↑ 42% since 2019
🎂 55.7 Median Age ↑ 3% since 2019
🏠 $285,200 Median Home Value
≈ Avg ↑ 43% since 2019
🎓 42.3% College Grads
▲ 9% above avg
📊 1.7% Unemployment
▼ 66% below avg ↓ 76% since 2019
ZIP Code Details
ZIP Code29920
CitySaint Helena Island
StateSouth Carolina (SC)
CountyBeaufort County
Area Code843/854
Elevation10 ft
Latitude32.36422
Longitude-80.55361
TimezoneNew York (DST)
FIPS45013
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 52.5% (5,202) Female 47.6% (4,716) ♀

Race & Ethnicity

White: 40.8%Hispanic: 6.6%Black: 47.6%Asian: 0.7%Other: 4.2%Race
White40.8%
Hispanic6.6%
Black47.6%
Asian0.7%
Other4.2%

Age Breakdown

Under 5
5%
5–17
11%
18–24
7%
25–44
12%
45–64
31%
65+
20%

Key Indicators

Median Age55.7 yrs ↑ 3% since 2019
Avg Household Size2.22
Below Poverty17.8% ▲ 78% above avg
College Grads42.3% ▲ 9% above avg
Unemployment1.7% ▼ 66% below avg
No HS Diploma118 (1.7%)
HS Graduate2,296 (32.7%)
Some College779 (11.1%)
Associates851 (12.1%)
Bachelors472 (6.7%)
Graduate Degree2,495 (35.6%)

Education

No HS: 1.7%HS Grad: 32.7%Some College: 11.1%Associates: 12.1%Bachelors: 6.7%Graduate: 35.6%Edu
No HS1.7%
HS Grad32.7%
Some College11.1%
Associates12.1%
Bachelors6.7%
Graduate35.6%
Housing & Income

Housing Tenure

Owner: 90.6%Renter: 9.4%Tenure
Owner90.6%
Renter9.4%

Home Value Distribution

Under $50k
14%
$50k–100k
7%
$100k–150k
14%
$150k–200k
5%
$200k–300k
13%
$300k–500k
23%
Over $500k
25%

Financials

Median HH Income$72,865 ≈ Avg ↑ 42% since 2019
Median Home Value$285,200 ≈ Avg ↑ 43% since 2019
Home/Income Ratio3.9x (nat avg ~3.5x)
Median Rent$960/mo ↓ 22% since 2019
Total Units7,045
Vacant Units2,674
Avg HH Size2.22

Income Distribution

Under $25k
16%
$25k–50k
14%
$50k–75k
18%
$75k–100k
16%
$100k–150k
17%
$150k–200k
8%
Over $200k
10%
Employment & Commute

How People Get to Work

Drove Alone
88%
Public Transit
2%
Walked
1%
Work From Home
8%

Commute Time

Under 15 min
19%
15–30 min
26%
30–45 min
34%
Over 45 min
21%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
2%
1960s–1970s
15%
1980s–1990s
27%
2000+
54%

Summary

Total Units7,045
Vacant2,674
Owner Occupied90.6%
Renter Occupied9.4%
Avg HH Size2.22
Frequently Asked Questions
ZIP code 29920 is in Saint Helena Island, SC, in Beaufort County.
ZIP code 29920 is located in South Carolina (SC).
ZIP code 29920 is in Beaufort County, SC.
ZIP 29920 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 29920 is 9,918 people (ACS 2023).
The median household income in ZIP code 29920 is $72,865 (ACS 2023).
The median home value in ZIP 29920 is $285,200 (ACS 2023).
About ZIP Code 29920

ZIP code 29920 is located in Saint Helena Island, South Carolina, within Beaufort County. With a population of 9,918, this is a lightly populated ZIP code with an older community — the median age is 55.7 years. Economically, 29920 is a solidly middle-class ZIP code: the median household income of $72,865 is near the national average.

Real estate in ZIP code 29920 represents a mid-range housing market. The median home value of $285,200 is near the national average. Renters can expect to pay around $960 per month in median rent. Homeownership is strong here — 90.6% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 43% since 2019.

The population of 29920 is racially diverse, with Black as the largest group at 47.6%. Residents are well-educated — 42.3% hold a bachelor's degree or higher, which is near the national average. Poverty affects some residents at 17.8%. Household income has grown by 42% since 2019.

The unemployment rate in 29920 stands at 1.7%, which is well below the national average. As in most parts of the country, driving alone is the dominant commute mode at 76%.

Overall, ZIP code 29920 in Saint Helena Island, SC is characterized as solidly middle-class, well-educated, an older community, and predominantly owner-occupied. With 9,918 residents, a median household income of $72,865, and a median home value of $285,200, it offers a clear picture of life in this part of South Carolina.