Harbor Island

Population: 310
Median household income: $100,250
Median home value: $284,500

Located in Beaufort County, South Carolina, Harbor Island is a community with a population of 310. The median household income of $100,250 is above the Beaufort County median ($84,819).

Between 2020 and 2023, Harbor Island's population declined 1.9% from 316 to 310, while its median home value fell 29.6% from $404,400 to $284,500.

The typical home was built around 1995. 4.2% of residents live below the poverty line.

Demographics

ACS 2019–2023

Population: 310
Median age: 69.5 yrs
Median household income: $100,250
Median home value: $284,500
Median gross rent: —
Housing units: 478
Homeownership rate: 84.2%
Bachelor's degree or higher: 80.8%
Unemployment rate: 0.0%

Trends

ACS 5-year · 2019–2023

Population

316310

Median household income

$85,881$100,250

Median home value

$404,400$284,500

Median gross rent

$1,717$1,455

Year	Population	Median household income	Median home value	Median gross rent
2020	316	$85,881	$404,400	$1,717
2021	300	$90,784	$295,600	$1,455
2022	277	$97,825	$295,000	—
2023	310	$100,250	$284,500	—

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 50.0%

5 to 170.0%

18 to 241.0%

25 to 340.0%

35 to 440.0%

45 to 5416.5%

55 to 6411.0%

65 to 7460.6%

75 and over11.0%

	Count	Share
Under 5	0	0.0%
5 to 17	0	0.0%
18 to 24	3	1.0%
25 to 34	0	0.0%
35 to 44	0	0.0%
45 to 54	51	16.5%
55 to 64	34	11.0%
65 to 74	188	60.6%
75 and over	34	11.0%

Race & ethnicity

	Count	Share
White (non-Hispanic)	301	97.1%
Black or African American	0	0.0%
American Indian & Alaska Native	0	0.0%
Asian	0	0.0%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	0	0.0%
Two or more races	9	2.9%
Hispanic or Latino (any race)	0	0.0%

Educational attainment (age 25+)

No high school diploma5.2%

High school graduate3.6%

Some college or associate's10.4%

Bachelor's degree42.0%

Graduate or professional degree38.8%

	Count	Share
No high school diploma	16	5.2%
High school graduate	11	3.6%
Some college or associate's	32	10.4%
Bachelor's degree	129	42.0%
Graduate or professional degree	119	38.8%

Commute to work

Mean travel time to work: 27 min

Drove alone75.4%

Carpooled0.0%

Public transit0.0%

Walked0.0%

Bicycle0.0%

Worked from home24.6%

Other means0.0%

How workers get to work

	Count	Share
Drove alone	52	75.4%
Carpooled	0	0.0%
Public transit	0	0.0%
Walked	0	0.0%
Bicycle	0	0.0%
Worked from home	17	24.6%
Other means	0	0.0%

Travel time

	Count	Share
Under 15 min	0	0.0%
15 to 29 min	26	50.0%
30 to 44 min	26	50.0%
45 to 59 min	0	0.0%
60+ min	0	0.0%

Households

Average household size: 2.12
Poverty rate: 4.2% (13 of 310)

	Count	Share
Family households	117	80.1%
Nonfamily households	29	19.9%

Housing

Median year structure built: 1995

Occupancy

	Count	Share
Occupied	146	30.5%
Vacant	332	69.5%

Tenure (of occupied units)

	Count	Share
Owner-occupied	123	84.2%
Renter-occupied	23	15.8%

1-unit, detached60.3%

1-unit, attached15.7%

2 to 4 units2.7%

5 to 19 units20.5%

20 or more units0.8%

Mobile home & other0.0%

Units in structure

	Count	Share
1-unit, detached	288	60.3%
1-unit, attached	75	15.7%
2 to 4 units	13	2.7%
5 to 19 units	98	20.5%
20 or more units	4	0.8%
Mobile home & other	0	0.0%

Geography

Place GEOID: 4532172
Type (LSAD): 57
Land area: 1.02 sq mi
Water area: 0.49 sq mi
Center point: 32.4083, -80.4382